CN110301449A - A kind of bactericidal composition - Google Patents
A kind of bactericidal composition Download PDFInfo
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- CN110301449A CN110301449A CN201810230020.6A CN201810230020A CN110301449A CN 110301449 A CN110301449 A CN 110301449A CN 201810230020 A CN201810230020 A CN 201810230020A CN 110301449 A CN110301449 A CN 110301449A
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- bactericidal composition
- fludioxonil
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/18—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, directly attached to a heterocyclic or cycloaliphatic ring
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/40—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having a double or triple bond to nitrogen, e.g. cyanates, cyanamides
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- Agronomy & Crop Science (AREA)
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- Engineering & Computer Science (AREA)
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- General Health & Medical Sciences (AREA)
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- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention provides a kind of bactericidal composition, and the bactericidal composition contains active constituent tetrazolium pyrrole urethane and fludioxonil, and wherein the weight percent of tetrazolium pyrrole urethane and fludioxonil is 50:1-1:50.The invention further relates to the purposes that the bactericidal composition is used to control Cereal, vegetables, clover, soybean, turf, timber, trees, fruit tree or gardening plant harmful fungoid and bacterium.The purposes of pathogenic or saprophytic fungi and bacterium in the place prevention and treatment soil or cultivation medium prevented and treated needed for being applied to the invention further relates to the bactericidal composition.It is used to handle seed the purposes of the phytopathogen invasion to protect seed from carrying the invention further relates to the bactericidal composition.
Description
Technical field
The present invention relates to a kind of bactericidal compositions, more particularly, to protect plant, crop or seed from fungal disease
Bactericidal composition.
Background technique
At present for being agriculturally also easy to produce the disease control of resistance, the pesticide species for using the mechanism of action different carry out mixture
It is optimal selection, if proportion is rationally, can produce significant synergistic effect, field control effect is made to be substantially better than each list
The effect of agent.Fungicide containing single active ingredient is usually present certain defect, continuous several times in agricultural disease prevention and treatment
Using not only making pathogen be also easy to produce drug resistance, and easily cause the pollution to food and environment, by fungicidal activity at point it
Between rational mixture can overcome disadvantage mentioned above.The synergistic effect that reasonable compounding generates effective component, can be improved preventive effect, subtracts
Few effective ingredient dosage, save the cost delays the generation of the drug resistance of pathogen, and then can reduce or even avoid pesticide to food
The pollution of object and environment.
About pesticide activity, especially to crop protection, the key problem for the research carried out in the technical field first is that
Improve the performance in terms of performance, especially bioactivity and the performance in terms of keeping this activity within a certain period of time.
Tetrazolium pyrrole urethane, test code number NF-171；CAS:500207-04-5；Chemical formula is [6- [[[[(z)-(1- methyl-
1H-TETRAZOLE -5- base) (phenyl) methylene] amino] oxygroup] methyl] pyridine -2- base] t-butyl carbamate；Molecular structural formula
Are as follows:
Tetrazolium pyrrole urethane is the oximino ether bactericide of Cao Da company, Japan exploitation, has preferable prevention and treatment to downy mildew and epidemic disease
Effect.Tetrazolium pyrrole urethane is by known in CN02817805.X.
Due to now constantly improve to the environmental requirement of fungicide and economic requirement, such as to activity profile, toxicity, selection
Property, rate of application, residual and it is advantageous preparation feasibility requirement, additionally since there may be ask in terms of such as drug resistance
Topic.Therefore, exploitation is in some aspects lasting task better than the new fungicide of existing fungicide.
Summary of the invention
The object of the present invention is to provide a kind of bactericidal compositions, apply in the case where reduced reactive compound applies total amount with regard to reducing
With for the activity profile of rate and improvement known compound tetrazolium pyrrole urethane and fludioxonil, the present invention is reducing reactive compound application
Under total amount, having to harmful fungoid improves active (synergy).
We have found that simultaneously, i.e., jointly or separately applying tetrazolium pyrrole urethane and fludioxonil, or successively apply tetrazolium pyrrole ammonia
Ester and fludioxonil preferably to prevent and treat harmful fungoid or bacterium than each compound is administered alone.
The present invention provides a kind of bactericidal composition, the composition is answered by the way that tetrazolium pyrrole urethane and fludioxonil are carried out binary
Match, so that obtained composition has gain effect in control efficiency, and expanded fungicidal spectrum, plays what a medicine was mostly used
Effect, effectively slows down or germ is avoided to develop drug resistance.Astoundingly, the bactericidal activity of bactericidal composition of the invention is than each
The active adduction of a reactive compound is considerably higher.In other words, there are unpredictable, necessary being synergistic effects, and
Not only active supplement.
When reactive compound is present in bactericidal composition of the invention with specific weight ratio, synergistic effect is especially bright
It is aobvious.But the weight ratio of the reactive compound in bactericidal composition of the present invention can change in a certain range.
A kind of bactericidal composition of the present invention is to adopt the following technical solutions to achieve:
A kind of bactericidal composition, it is characterised in that: containing active constituent tetrazolium pyrrole urethane and fludioxonil, wherein tetrazolium pyrrole urethane and
The weight proportion of fludioxonil is 50:1-1:50, preferably 40:1-1:40, preferably 30:1-1:30, more preferable 25:1-1:25；It is more excellent
It is selected as 20:1-1:20, more preferably 15:1-1:15, more preferably 10:1-1:10, further preferably 8:1-1:8, further
Preferably 5:1-1:5.
The weight proportion of tetrazolium pyrrole urethane and fludioxonil in the present invention for example can also be 50:1,49:1,48:1,47:
1,46:1,45:1,44:1,43:1,42:1,41:1,40:1,39:1,38:1,37:1,36:1,35:1,34:1,33:1,32:1,
31:1,30:1,29:1,28:1,27:1,26:1,25:1,24:1,23:1,22:1,21:1,20:1,19:1,18:1,17:1,
16:1,15:1,14:1,13:1,12:1,11:1,10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1.5:1,1:1,
1:1.5,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:11,1:12,1:13,1:14,1:15,1:16,1:
17,1:18,1:19,1:20,1:21,1:22,1:23,1:24,1:25,1:26,1:27,1:28,1:29,1:30,1:31,1:
32,1:33,1:34,1:35,1:36,1:37,1:38,1:39,1:40,1:41,1:42,1:43,1:44,1:45,1:46,1:
47,1:48,1:49,1:50。
The bactericidal composition, it is characterised in that: the tetrazolium pyrrole urethane and fludioxonil quality sum account for the sterilization
The 5%-90% of composition quality, more preferable 5%-80%, more preferable 10%-75%, more preferable 10%-70%, more preferable 10%-65%, more
It is preferred that 10%-60%, more preferable 10%-55%, more preferable 10%-50%, more preferable 10%-45%, more preferable 10%-40%.
In bactericidal composition of the invention, the content of the tetrazolium pyrrole urethane and fludioxonil accounts for the bactericidal composition with weight
Meter can also be, for example: 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8%, 9%, 10%, 11%, 12%, 13%, 14%, 15%, 16%,
17%,18%,19%,20%,21%,22%,23%,24%,25%,26%,27%,28%,29%,30%,31%,32%,33%,34%,35%,
36%,37%,38%,39%,40%,41%,42%,43%,44%,45%,46%,47%,48%,49%,50%,51%,52%,53%,54%,
55%,56%,57%,58%,59%,60%,61%,62%,63%,64%,65%,66%,67%,68%,69%,70%,71%,72%,73%,
74%,75%,76%,77%,78%,79%,80%,81%,82%,83%,84%,85%,86%,87%,88%,89%,90%。
A method of bactericidal composition is acted on pathogenic bacteria and/or its environment, Huo Zhezhi by prevention and treatment plant pathogen
In object, plant parts, seed, soil, region, material or space.
A method of prevention and treatment plant pathogen, tetrazolium pyrrole urethane and fludioxonil are administered simultaneously or respectively application or phase
After application.
A kind of bactericidal composition includes tetrazolium pyrrole urethane and fludioxonil and filler and/or surfactant.
A kind of bactericidal composition can be configured to any dosage form agriculturally allowed.The bactericidal composition, dosage form are
Suspending agent, seed treatment dry powder doses, seed treatment dispersible pulvis, seed treatment microcapsule suspending agent, seed treatment suspending agent,
Suspoemulsion, water dispersible granules, microcapsule suspending agent, coated granule, squeezes out granule, missible oil, microemulsion, water at wettable powder
Emulsion, effervescent tablet, ultra low volume liquids.
The bactericidal composition is for preventing and treating Cereal, vegetables, clover, soybean, turf, timber, trees, fruit tree or garden
The purposes of fungi and bacterium on skill plant.
The bactericidal composition is for protecting plant, plant propagation material and the plant organ then grown from fungi
With the purposes of bacteria attack.The plant propagation material is seedling, rhizome, garden seedling, cutting or seed.
The bactericidal composition is for handling seed to protect seed from the purposes of fungi and bacteria attack.
The bactericidal composition is used to handle the soil of plant growth to protect the plants from the fungi in soil and thin
The purposes of bacterium invasion.
The place prevention and treatment soil that the bactericidal composition is prevented and treated needed for being applied to causes a disease or the use of saprophytic fungi and bacterium
On the way.
The bactericidal composition is used to prevent and treat the purposes of fruit vegetables storing period disease.
The bactericidal composition is in various crop plants such as banana, cotton, vegetable variety (such as cucumber, beans, tomato
And cucurbitaceous plant), it is barley, dogstail, oat, coffee, potato, corn, fruit variety, rice, rye, soybean, grapevine, small
A large amount of fungies are prevented and treated in wheat, ornamental plant, sugarcane and a large amount of seeds and bacterium is even more important.
Bactericidal composition of the invention has very strong activity to various phytopathogens, and can draw to by phytopathogen
The prevention and treatment of the plant disease risen play very strong preventive effect.Bactericidal composition of the invention to such as Plasmodiophoromycetes,
Oomycete, Chytridiomycetes connect with wide scopes plant pathogenic fungis such as Gammaproteobacteria, Ascomycetes, Basidiomycetes, deuteromycetes with pole
Good activity.
Bactericidal composition of the invention also has extraordinary bactericidal performance, and it is thin to can be used for prevention and treatment plant pathogenic
Bacterium.Such as pseudomonadaceae, Rhizobiaceae, enterobacteriaceae, rod Cordycepps and Streptomycetaceae.
Bactericidal composition of the invention can be used as foliage fungicide in crop protection, can also be used as fungicide for mixing
Plant and be used as soil fungicides.
Bactericidal composite of the invention also can be used for preventing and treating the disease of fruit vegetables storing period.
Bactericidal composition of the invention is particularly suitable for the following phytopathogen of prevention and treatment:
Oomycete, including Phytophthora (Phytophthora), for example, it is phytophthora infestans (Phytophthorainfestans), big
Beans phytophthora germ (Phytophthoramegasperma), foot rot of citrus bacterium (Phytophthoraparasitica), camphor tree epidemic disease
The disease of mould (Phytophthoracinnamomi) and phytophthora capsici (Phytophthoracapsici)；It is careless rotten mould withered
It withers the disease of category (Pythium) such as level ground grass Pythium aphanidermatu (Pythiumaphanidermatum)；And Peronosporaceae
(Peronosporaceae) disease such as Plasmopara viticola (Plasmoparaviticola)；Peronospora
(Peronospora) (including Peronosporatabacina (Peronosporatabacina) and Peronospora parasitic bacterium
(Peronosporaparasitica))；Pseudoperonospora (Pseudoperonospora category) germ (including bacterium of downy mildew of cucumber
(Pseudoperonosporacubensis) and disk obstructs mould germ (Bremialactucae)；Pythium (Pythium) is for example
Scraping and printing unit (Pythiumaphanidermatum), black leg of beet bacterium (Pythium ultium)；Plasmopara
(Plasmopara) such as Plasmopara viticola (Plasmopara viticola).
Ascomycetes, including Alternaria (Alternaria) disease such as tomato early blight bacterium
(Alternariasolani) and black spot of cabbage bacterium (Alternariabrassicae)；Ball seat Pseudomonas (Guignardia) disease
Evil such as black rot of grape bacterium (Guignardiabidwelli)；Venturia (Venturia) disease such as apple black star bacteria
(Venturiainaequalis)；Septoria (Septoria) disease such as glume blight bacterium (Septorianodorum) and leaf
Blight bacterium (Septoriatritici)；Erysiphe (Erysiphe) such as wheat powdery mildew (Erysiphegraminis)
With radish Powdery Mildew (Erysiphepolygoni)), grape powdery mildew (Uncinulanecatur), cucumber powdery mildew's pathogen
(Sphaerothecafuligena) and apple mildew bacterium (Podosphaeraleucotricha)；Wheat Phyllostachys pubescens
(Pseudocercosporellaherpotrichoides) species；Grey mold Pseudomonas (Botrytis) species disease such as strawberry
Ash arrhizus bacteria (Botrytiscinerea), Monilinia fructicola (Moniliniafructicola) disease；Pyrenomycetes category
(Sclerotinia) species disease such as Sclerotinia sclerotiorum (Sclerotiniasclerotiorum)；Magnaporthe grisea category
(Pyricularia oryzae Cav.) such as Pyricularia oryzae (Magnaporthegrisea)；Compacted shape Pseudomonas
(Helminthosporium) species disease such as Exserohilum turcicum (Helminthosporiumtriticirepentis),
Reticulate pattern germ (Pyrenophorateres) species；Colletotrichum (Colletotrichum category) such as fine strain of millet anthrax bacteria
(Colletotrichumgraminicola) and watermelon anthrax bacteria (Colletotrichumorbiculare))；Gaeumannomyce
(Gaeumannomyces gramims) such as gaeumannomyces graminis (Gaeumannomycesgraminis)；Podosphaera
(Podosphaera)；Chain sclerotinia sclerotiorum belong (Monilinia)；Uncinula (Uncinula)；Mycosphaerella
(Mycosphaerella).
Basidiomycetes, including the rest fungus disease as caused by Rust (Puccinia category) (such as Puccinia recondita
(Pucciniarecondita), strip rust bacteria (Pucciniastriiformis), leaf rust (Pucciniahordei), puccinia graminis bacterium
(Pucciniagraminis) and handle rest fungus (Pucciniaarachidis)), coffee rest fungus (Hemileiavastatrix), camel
Spore Rust (Hemileia), phakopsora pachyrhizi sydow (Phakopsorapachyrhizi)；Ustilago (Listilaginalcs).
Deuteromycetes, including Rhizoctonia (Rhizoctonia category) species (such as Rhizoctonia solani Kuhn
(Rhizoctoniasolani), redness of the skin or complexion hyphal cluster germ (Rhizoctoniaoryzae), Oryza sheath blight fungus (Rhizoctonia
Solani));Fusarium (Fusarium) disease, such as F.graminearum schw (Fusariumgraminearum), beads Fusariumsp
(Fusariummoniliforme), fusarium oxysporum (Fusariumoxysporum, fusarium moniliforme
(Fusariumproliferatum), fusariun solani (Fusariumsolani)；Verticillium dahliae
(Verticilliumdahliae)；Sclerotiumrolfsii (Sclerotiumrolfsii)；Moire bacterium (Rynchosporiumsecalis);
Black puckery germ (Cercosporidiumpersonatum), alternaria (Cercosporaarachidicola) and brown patch germ
(Cercosporabeticola);Silver dollar pinta bacterium (Rutstroemiafloccosum)；Botrytis (Botrytis)；Pears
Spore category (Pyricularia)；Helminthosporium (Helminthosporium)；Fusarium (Fusarium)；Septoria
(Septoria)；Cercospora (Cercospora)；Alternaria (Alternaria) such as Alternaria mali
(Alternaria mali), tomato early blight bacterium (Alternaria solani)；Pyricularia Sacc. (Pyricularia);False small tail
Spore category (Pseudocercospora) such as sugar beet leaf spot bacteria (Cercospora beticola);Blastocladia bacterium such as peach is black
Star germ (Cladosporium carpophilum)；Phoma bacterium such as lucid asparagus Phoma asparagi Sacc (Phomasparagi)；Shell
Needle spore category bacterium such as wheat crust blight bacterium (Septoria nodorum);Colletotrichum bacterium such as Colletotrichumlagenarium
(Colletotrichum largenirium)；Pyricularia category bacterium such as wilt (Pyricularia oryzae),
Botrytis bacterium such as greengrocery ash arrhizus bacteria (Botrytis cinerea).
Suitable crop mainly includes field crop, such as corn, soybean, cotton, rape oilseeds, such as southern general rape
(Brassica napus) (such as rape (canola)), overgrown with weeds green (Brassica rapa), leaf mustard (such as mustard seed
(mustard)), rice, wheat, beet, sugarcane, oat, brown wheat, barley, broomcorn millet, triticale, flax, grapevine and various plants
Other fruit or vegetable crop, as rosaceae (for example, pip fruit, such as apple and pears, there are also drupe, such as apricot, cherry,
Almond and peach, berry such as strawberry), tea sugarcane scarabaeidae (Ribesioidae sp.), Juglandaceae, Betulaceae, Anacardiaceae
(Anacardiaceae sp.), Fagaceae (Fagaceae sp.), Moraceae (Moraceae sp.), Oleaceae (Oleaceae
Sp.), Actinidiaceae (Actinidaceae sp.), Lauraceae (Lauraceae sp.), Musaceae (Musaceae sp.) (such as
Banana tree and powder bajiao banana (plantings)), Rubiaceae (Rubiaceae sp.) (such as coffee), Theaceae (Theaceae
Sp.), Sterculiaceae (Sterculiceaesp.), Rutaceae (Rutaceae sp.) (such as lemon, orange and grape fruit)；Solanaceae
(Solanaceaesp.) (for example, tomato, potato, pepper, eggplant), Liliaceae (Liliaceae sp.), composite family
(Compositiae sp.) (such as lettuce, globe artichoke and witloof-they include root witloof (root chicory), hare's-lettuce (endive)
Or common witloof (common chicory)), Umbelliferae (Umbelliferae sp.) (such as carrot, parsley, celery and block
Rooted celery), Curcurbitaceae (Cucurbitaceae sp.) (such as cucumber-include pickling cucumber (pickling cucumber), south
Melon, watermelon, cucurbit and muskmelon), green onion section (Alliaceae sp.) (such as onion and leek), Cruciferae (Cruciferae
Sp.) (such as white cabbage, red cabbage, broccoli, cauliflower, brussels sprout, green vegetables, kohlrabi, radish, horseradish, solely
Row dish, Chinese cabbage), pulse family (Leguminosaesp.) (such as peanut, pea and hyacinth bean-such as climning bean and semen viciae fabae), Chenopodiaceae
(Chenopodiaceae sp.) (such as fodder beet, spinach sweet tea (spinach beet), spinach, beet root), Malvaceae
(Malvaceae) (such as gumbo), Asparagaceae (Asparagaceae) (such as lucid asparagus)；Garden crop and forest crop；
Ornamental plant；And the homologue of the genetic modification of these crops.
The bactericidal composition of the invention preferably prevention such as following plant disease and control:
Brown spot (Cercospora beticola), the black root (Aphanomyces cochlloides), root-rot of " beet "
Disease (Thanatephorus cucumeris), leaf rot (Thanatephorus cucumeris), rhizoctonia solani (Pythium
Ultium);
The brown spot (Mycosphaerella arachidis) of " peanut ", black spot (Mycosphaerella
Berkeleyi), root rot (Thanatephorus cucumeris).
The powdery mildew (Sphaerotheca fuliginea) of " cucumber ", downy mildew (Pseudoperonospora
Cubensis), blight dis-ease (Mycosphaerella melonis), dead arm (Fusarium oxysporum), sclerotiniose
(Sclerotinia sclerotiorum), gray mold (Botrytis cinerea), anthracnose (Colletotrichum
Orbiculare), scab (Cladosporium cucumerinum), brown spot (Corynespora cassicola), seedling
Damping-off (Pythium debaryanam, Rhizoctonia solani Kuhn), bacterial leaf spot (Pseudomonas
Syringae pv.Lecrymans)；
The gray mold (Botrytis cinerea) of " tomato ", leaf mold (Cladosporium fulvum), late blight
(Phytophthora infestans), root rot ((Thanatephorus cucumeris))；
Gray mold (Botrytis cinerea), the bacterial blight (Corynespora melongenae), powdery mildew of " eggplant "
(Erysiphe cichoracearum), suede bacterial plaque are sick (Mycovellosiella nattrassii)；
Gray mold (Botrytis cinerea), the powdery mildew (Sohaerotheca humuli), anthracnose of " grass is mould "
(Colletotrichum acutatum, Colletotrichum fragariae), epidemic disease (Phytophthora
Cactorum)；
The neck rot (Botrytis allii) of " onion ", gray mold (Botrytis cinerea), hickie leaf blight
(Botrytis squamosa), downy mildew (Peronospora destructor)；
The root knot (Plasmodiophora brassicae) of " cabbage ", soft rot (Erwinia carotovora), frost
Mildew (Peronospora parasitica)；
Sclerotiniose (Sclerotinia sclerotiorum), the gray mold (Botrytis cinerea) of " hyacinth bean "；
The powdery mildew (Podosphaera leucotricha) of " apple ", spends corruption at scab (Venturia inaequalis)
Disease (Monilinia mali), diplostomiasis (Mycosphaerella pomi), rot disease (Valsa mali), spot defoliation
(Alternaria mali), rust (Gymnosporangium yamadae), ring spot (Botryosphaeria
Berengeriana), anthracnose (Glomerella cingulata, Colletotrichum acutatum), brown spot
(Diplocarpon mali), fly pinta (Zygophiala jamaicensis), sooty mould (Gloeodes pomigena)；
The powdery mildew (Phyllactinia kakicola) of " persimmon ", anthracnose (Gloeosporium kaki), angle spot fallen leaves
Sick (Cercospora kaki)；
The brown rot (Monilinia fructicola) of " peach ", scab (Cladosporium carpophilum), quasi- stem
Point mildew (Phomopsis sp.)；
The brown rot (Monilinia fructicola) of " cherry "；
Gray mold (Botrytis cinerea), the powdery mildew (Uncinula necator), late blight of " grape "
It is (Glomerella cingulata, Colletotrichum acutatum), downy mildew (Plasmopara viticola), black
Acne disease (Elsinoe ampelina), brown spot (Pseudocercospora vitis), black rot (Guignardia
Bidwellii)；
The scab (Venturia nashicola) of " pears ", rust (Gymnosporangium asiaticum), black spot
(Alternaria kikuchiana), ring spot (Botryosphaeria berengeriana), powdery mildew
(Phyllactinia mali)；
Zonate spot (Pestalotia theae), the anthracnose (Colletotrichum theae-sinensis) of " tea "；
The shot hole (Elsinoe fawcetti) of " citrus ", penicilliosis (Penicillium italicum), green mould
(Penicillium digitatum), gray mold (Botrytis cinerea), diplostomiasis (Diaporthe citri), ulcer
Sick (Xanthomonas campestris pv.Citri)；
The cereal Powdery Mildew (Erysiphe graminis) of " wheat ", cereal reaping hook germ (Fusarium
Graminearum), F. avenaceum, mountain top reaping hook germ (F. culmorum), avenge mould leaf spoting bacteria (Microdochium
Nivale), puccinia striiformis (Puccinia striiformis), stem rust of wheat bacterium (P. graminis), wheat leaf rust
Germ (P.recondita), rotten reaping hook germ (Micronectriella nivale), wheat loose smut bacterium
(Ustilago tritici), black crooked germ (Tilletia caries), wheat Phyllostachys pubescens
(Pseudocercosporella herpotrichoides), wheat septoria bacterium (Mycosphaerella
Graminicola), many spores of clever withered shell (Stagonospora nodorum), wheat De Shi mould (Pyrenophora tritici-
repentis)；Damping-off (Gaeumanomyces graminis)；
The cereal Powdery Mildew (Erysiphe graminis) of " barley ", cereal reaping hook germ (Fusarium
Graminearum), F. avenaceum, mountain top reaping hook germ (F. culmorum), avenge mould leaf spoting bacteria (Microdochium
Nivale), puccinia striiformis (Puccinia striiformis), stem rust of wheat bacterium (P. graminis), the brown rust of barley
Germ (P.hordei), naked smut bacterium (Ustilago nuda), barley leaf blotch bacterium (Rhynchosporium
Secalis), net blotch of barley bacterium (Pyrenophora teres), barley A. mali (Cochliobolus sativus),
Stripe disease of barley bacterium (Pyrenophora graminea), sheath blight fungus (Rhizoctonia solani);The rice blast of " rice "
(Pyricularia oryzae), banded sclerotial blight (Rhizoctonia solani), bakanae disease (Gibberella fujikuroi),
Flax leaf spot (Cochliobolus niyabeanus), seedling blight (Pythium graminicola), bacterial leaf-blight
(Xanthomonas oryzae), bacillary seedling blight (Burkholderia plantarii), brown streak (Acidovorax
Avenae), the withered phytosis of paddy (Burkholderia glumae)；
The sclerotinite (Sclerotinia sclerotiorum) of " rape straw ", sheath blight fungus (Rhizoctonia solani)；
The sclerotiniose (Sclerotinia sclerotiorum) of " tobacco ", powdery mildew (Erysiphe cichoracearum),
Tobacco brown spot pathogen (Alternaria longipes), two spore powdery mildews (Erysiphe cichoracearum), tobacco anthrax
Germ (Colletotrichum tabacum), Peronosporatabacina (Peronospora tabacina), the black chamber germ of tobacco
(Phytophthora nicotianae)；
The gray mold (Botrytis cinerea) of " tulip "；
Snow big grain sclerotinia rot (Sclerotinia borealis), the samping off (Pythium of " Western Korea lawn grass "
Aphanidermatum)；
The powdery mildew (Erysiphe graminis) of " orchard grass "；
The Cercospora kikuchii (Cercospora kikuchii) of " soybean ", soybean Elsinochrome (Elsinoe glycines),
Seat shell soya bean varieties (Diaporthe phaseolorum var.sojae), Soybean Brown Spot line septoria musiva (Septoria
Glycines), Germ To Soybean Frogeye Leaf Spot (Cercospora sojina), Phakopsora pachyrhizi (Phakopsora pachyrhizi),
Pathogen of soybean root rot (Phytophthora sojae), sheath blight fungus (Rhizoctonia solani), stick spore leaf spot
(Corynespora casiicola), sclerotinite (Sclerotinia sclerotiorum)；
The smut (Ustilago maydis) of " corn ", different cochliobolus (Cochliobolus heterostrophus),
Jowar cercospora glue bacterium (Gloeocercospora sorghi), Puccinia polysora (Puccinia polysora), grey leaf spot disease of maize
Bacterium (Cercospora zeae-maydis), sheath blight fungus (Rhizoctonia solani)；
The phytophthora infestans (Phytophthora infestans) of " potato ", potato phytophthora pink disease bacterium
(Phytophthora erythroseptica), powdery scab of potato bacterium (Spongospora subterranean, f.
sp. Subterranean)；
Humulus Pseudoperonospora cubensis Pseudoperonospora bacterium (Pseudoperonospora humuli);
The alternaric bacteria (Alternaria japonica) of brassicaceous vegetable, hickie germ (Cercosporella
Brassicae), plasmodiophora brassicae (Plasmodiophora brassicae), Peronospora parasitic (Peronospora parasitica)；
Onion mildew bacterium (Peronospora destructor);
Downy mildew of spinach bacterium (Peronospora spinaciae)；
Plurality of plant diseases: level ground grass Pythium aphanidermatu (Pythium aphanidermatum), Pythium debarianum,
Standing grain is raw rotten mould (Pythium graminicola), and abnormal female corruption is mould (Pythium irregulare), Pythium ultimum (Pythium
Ultimum), the pathogen of Botrytis cinerea (Botrytis cinerea), sclerotinite (Sclerotinia sclerotiorum)；
Bactericidal composition of the invention good can prevent and treat pathogen and the medicament drug-fast bacteria for causing following disease: potato is early
Epidemic disease, late blight；Paddy seedbed damping-off, bakanae disease；Powdery mildew of cereals；Disease in cotton seedling stage such as damping-off, is dampinged off at anthracnose
Disease, red rot；Vegetable nursery bed disease such as samping off anthracnose, damping-off, downy mildew；Phytophthora root rot, gray mold, the leaf rust of tomato
Disease, spot disease, anthracnose and early phytophthora root rot；The downy mildew of cucumber, powdery mildew, gray mold, anthracnose, withered rattan disease, black spot and
Brown spot；The anthracnose and gray mold of strawberry；Powdery mildew, anthracnose and the withered rattan disease of pumpkin；The hickie leaf blight of onion, blackspot
Disease, gray mold and Mild Powder；Powdery mildew, gray mold and the bacterial blight of eggplant；Black spot, the downy mildew of shallot；The hickie of Chinese cabbage
Disease and black spot；The sclerotiniose and gray mold of green pepper；Powdery mildew, anthracnose and the withered rattan disease of cucumber；The powdery mildew of muskmelon, charcoal
Subcutaneous ulcer disease and withered rattan disease；The gray mold of lettuce；The black spot and gray mold of red bayberry；It the powdery mildew of persimmon, anthracnose, gray mold and falls
Leaf disease；The gray mold of citrus；Scab, black spot and the early phytophthora root rot of pears；The downy mildew of grape, gray mold, anthracnose, foxiness
Sick, black rattan disease, withered rattan disease, viscous blight and the swollen disease of branch；The scab of peach, graywall, anthracnose；Scab, the wheel spot of apple
Disease, early phytophthora root rot, brown spot, coal point disease, coal spot disease, diplostomiasis and brown rot；The stem wilt of mung bean, anthracnose, gray mold and
Sclerotiniose；Anthracnose, gray mold and the sclerotiniose of Kidney bean；The ring spot of semen viciae fabae；Purple spot of soybean；The powdery mildew of tobacco, beet
Brown spot and spot disease；Anthracnose, zonate spot and the withered disease of sprouting of tea and gray mold；Scab, anthracnose, the ash of flower class
The plant diseases such as mildew and powdery mildew.
Bactericidal composition of the invention is especially suitable for prevention and treatment apple, banana, grape, citrus, mango, rice, wheat, jade
It is rice, potato, soybean, tomato, peanut, capsicum, cucumber, eggplant, downy mildew on grape, early blight, late blight, balck shank, black
Star disease, anthracnose, powdery mildew, wilt disease, damping-off, samping off, sclerotiniose, leaf rust, bunt, dissipates dust-brand at leaf spot
Disease, asparagus fern door stem wilt, wilt disease, gray mold, spot defoliation, scab, banded sclerotial blight, bakanae disease, root rot.
The crop of bactericidal composition processing of the invention is such as but not limited to cereal, vegetables, clover, soybean, turf, wood
Material, trees, fruit tree or gardening plant.
Fungicidai mixtures of the invention can also be used to prevent and treat fruit vegetables storing period disease.Such as the fruit as caused by following pathogen
It is real to rot:
Aspergillus bacterium, such as aspergillus flavus；
Botrytis (Botrytis) strain, such as Botrytis cinerea (Botrytis cinerea);
Penicillium (Penicillium) strain, for example, penicillium expansum (Penicillium expansum) and
P.purpurogenum;
Sclerotinia (Sclerotinia) strain, such as sclerotinite (Sclerotinia sclerotiorum);
Verticillium (Verticilium) strain, such as black and white wheel branch spore (Verticilium alboatrum).
Bactericidal composition of the invention be also particularly well suited for prevention and treatment fruit vegetables storing period disease blossom-end rot, green mould, penicilliosis,
Anthracnose.
Fungicidai mixtures of the invention are further adapted for prevention and treatment kind biography and soil-borne disease.Such as kind of the biography as caused by following pathogen
The rotten and wilting disease and seedling disease passed with soil:
Alternaria belongs to kind, such as rape life rod method (Alternaria brassicicola);
Aphanomyces (Aphanomyce) belongs to kind, such as the mould (Aphanomyces of Kidney bean silk capsule
euteiches) ;
Ascochyta (Ascochyta) belongs to kind, such as Ascochyta lentis;
Aspergillus, such as aspergillus flavus;
Cladosporium belongs to kind, such as draft branch spore (Cladosporium herbarum);
Cochliobolus belongs to kind, such as standing grain cochliobolus;
(conidial form: Drechslera, Syn: long compacted spore bacterium);
Colletotrichum belongs to kind, such as hair core anthrax-bacilus (Colletotrichum coccodes);
Fusarium belongs to kind, such as yellow fusarium;
Gibberella category kind, such as beautiful another name for Sichuan Province multitude are red mould;
Shell ball spore category (Macrophomina) belongs to kind, such as Kidney bean shell ball spore (Macrophominaphaseolina);
Small setting-out shell category strain, such as the rotten small setting-out shell of snow;
Penicillium belongs to kind, such as penicillium expansum;
Phaeosphaeria strain, such as Phaeosphaeria nodorum;
Phoma (Phoma) belongs to kind, such as black embryo Phoma sp (Phoma lingam);
Phomopsis (Phomopsis), such as soybean Phomopsis (Phomopsis sojae);
Phytophthora belongs to kind, such as Phytophthora cactorum (Phytophthora cactorum);
Pyrenophora belongs to kind, such as wheat nuclear cavity bacteria (Pyrenophora graminea);
Pyricularia Sacc. (Pyricularia) belongs to kind, such as Magnaporthe grisea (Pyricularia oryzae);
Pythium kind, such as Pythium ultimum;
Rhizoctonia belongs to kind, such as Rhizoctonia solani Kuhn;
Rhizopus (Rhizopus) belongs to kind, such as Rhizopus oryzae (Rhizopus oryzae);
Bulbil category (Sclerotium) belongs to kind, such as Sclerotium rolfsii (Sclerotium rolfsii);
Core coral Pseudomonas (Typhula) belongs to kind, such as meat spore core coral bacterium (Typhula incarnata);
Verticillium (Verticillium) belongs to kind, such as verticillium dahliae (Verticillium dahliae).
Bactericidal composition of the invention shows that the bacterium of tolerance also has excellent bactericidal effect to existing fungicide.Such as
Rhizoctonia solani (Pythium ultium), phytophthora infestans (Phytophthorainfestans), ash arrhizus bacteria (Botrytis
Cinerea), sugar beet leaf spot bacteria (Cercospora beticola), apple black star bacteria (Venturia inaequalis),
Pear cucumerinum (Venturia nashicola), Sclerotinia (Sclerotinia spp.), rice dislike seedling chain spore (Fusarium
Moniliforme), peronospora (Peronospora), Fusarium oxysporum (Fusariumoxysporum), tomato thorn shell spore
(Pyrenochaeta lycopersici Schneider et Gerlach)
Bactericidal composition of the invention can spread by seed treatment, cauline leaf, soil application or used for ponds etc. be used for
The prevention and treatment of the various diseases generated when cultivation includes the agriculture garden crop of flowers, lawn, herbage.
The present invention provide it is a kind of prevent and treat plant pathogen method, by the bactericidal composition act on pathogenic bacteria and/
Or in its environment or plant, plant parts, plant propagation material, soil, region, material or space.
The present invention also provides a kind of control plant, plant part, plant propagation material and the subsequent plant organs that grow
The method of plant pathogenic fungi, including by bactericidal composition of the invention with agronomy is effective and the amount of application of basic plant-less toxicity
It applied, be impregnated with seed treatment, foliage applying, stem, instiled, is poured, sprayed, is sprayed, dusting, the methods of distribution or smoke application
It is growing or is needed in the soil or cultivation medium wherein grown to plant, plant part, plant propagation material or plant.
Bactericidal composition of the invention can be used for the plant device protecting plant part, plant propagation material and then growing
Official.
Bactericidal composition of the invention can handle all plants and plant part." plant " refers to all plants and plant
Population, such as ideal and undesirable wild plant, cultivated plant and plant variety are (regardless of whether by plant variety or plant
Cultivate the protection of human rights benefit).Cultivated plant and plant variety can be the plant obtained by Sterile culture and breeding method, this
A little methods can be aided with or be supplemented with one or more biological technique methods, such as use dihaploid, protoplast fusion, random
With orthomutation, molecule or genetic marker, or use bioengineering and genetic engineering method.Plant part refers to all of plant
Part and organ above and below the ground, such as bud, leaf, Hua Hegen, such as leaf, needle, stem, branch, flower, fructification, fruit and kind
Son and root, bulb and rhizome.It crop and nourishes and generates and case of propagation material, such as transplants, bulb, rhizome, running roots
Plant part is also belonged to seed.
Term " plant propagation material " is interpreted as referring to all plant parts for having fertility, such as seed, can use
In breeding the latter and vegetable matter such as cuttage item or stem tuber (such as potato).Therefore, plant used herein
Part includes plant propagation material.It is mentioned that such as seed, root, fruit, stem tuber, bulb, rhizome and plant part.To
The germination plant and effective plant inhibited after germinateing in soil or after emergence.Young plant can be before transplantation by being impregnated into
Row whole or Local treatment are protected.
Currently preferred propagation material is seed.The method of seed treatment, such as can there are, diluent liquid or solid
Seed is directly immersed in liquid condition solution the method for making medicament be impregnated with seed without dilution, by solid by the medicament of shape
Medicament or liquid preparation are mixed with seed, and being coated processing makes the method for the surface of the seed attachment medicament, in plantation
The methods of sprinkling near seed simultaneously.
Plant part and the plant organ then grown are any of the plant generated by plant propagation material such as seed
Part.Plant part, plant organ and plant also can benefit from by the way that bactericidal composition is applied to plant propagation material institute
The pathogenic damage of acquisition is protected.The plant organ grown behind certain plants part and certain places can also regard plant propagation as
Material, its own can apply (or processing) with bactericidal composition；To by processed plant part and processed plant
Plant, other plant parts and the other plant organs that organ generates also can benefit from by applying bactericidal composition
With.
Seed and seedling are subject to the harm of a variety of pathogens and infect, and are the links of most fragile in process of crop growth；
Are there is sick seedling, seedling death phenomenon by pathogen infection in seed, seedling, can be reduced effective strain number of unit area crop, be caused crop
It drops in production over a large area and quality decline.
Bactericidal composition of the invention be suitable for protect plant propagation material such as seed, fruit, stem tuber or kernel or
Person's plant cutting is not infected by phytopathogen.Can the propagation material, example be handled with the bactericidal composition before administration
As dressed seed prior to seeding.Can also by liquid composition impregnate kernel or with solid composite be coated with kernel, by activity at
It gives and is added in kernel (coating).It, can also should when propagation material is applied to that for example seed is broadcast in ditch in seeding process
Composition is applied to application site.These plant propagation materials handled to the processing method of plant propagation material and so are all
Further subject matter of the present invention.
It, can also be by being impregnated in succession with the liquid preparation of each active constituent in order to handle plant propagation material especially seed
Stem tuber or grain, or by being coated with the wet or dry preparation combined.
Seed treatment application of the invention by prior to seeding and/or after vernalization by seed is sprayed or and dusting into
Row.
Bactericidal composition of the invention is applied to seed with itself or suitable dosage form.It is preferred that seed is in stable state
Under it is processed so that processing do not cause any damage.It usually can be any between harvesting and sowing to the processing of seed
Time carries out.
It is preferred that being handled before seed sowing, so as to be pre-processed with bactericidal composition to the seed broadcasted sowing.
Specifically, preferably by seed pelleting or by seed-pelleting in bactericidal composition processing of the invention.Processing as a result,
Active constituent in the bactericidal composition is attached on seed, so as to the prevention and control for disease.
By using seed treatment compositions processing seed to protect seed and rudiment plant to invade from plant-pathogenic bacterium
Dye is known for a long time and is to continuously improve.However, processing seed also bring it is a series of be not can find with
Satisfactory manner solves the problems, such as.Therefore, it is necessary to develop the method for protection seed and rudiment plant, it can exempt and plant
Additionally apply crop protection products again afterwards or after plant germination.In addition, it is also necessary to optimize the amount of reactive compound used, so as to
Best protection is provided to seed and rudiment plant, to prevent the invasion of plant pathogen, and reactive compound used will not damage
Evil plant itself.
But, it is undesirable to effect be the germination rate that processed seed is reduced using seed treatment compositions.Generally
Ground can be reduced with the germination rate of the processed seed of seed treatment compositions with the time after application seed treatment, in
It is to limit the shelf life of processed seed.Current way is the selection of time of seed treatment in such as field seed
Processing will sow preceding processing, to avoid the serious damage to crop.On the other hand, by seed be exposed to it is for example cold,
It may aggravate the toxicity damage for the plant that agricultural chemicals generate seed under the environmental pressures such as dry.
It has to be noticed that being applied to the amount of the bactericidal composition of the present invention of seed and/or other usually during seed treatment
The amount of additive is selected as the germination that will not influence seed or will not damage plant.
Bactericidal composition of the invention is for processing plant propagation material, especially rice, rape, cotton, wheat, big
Wheat, soybean, corn, peanut seed be particularly advantageous.
The present invention also provides a kind of methods for protecting seed comprising after making seed prior to seeding and/or vernalization and originally
The bactericidal composition of invention contacts.
Therefore, more particularly, the present invention a kind of using bactericidal composition processing seed of the invention to protect seed and
The method that germinating plants are invaded and harassed from plant pathogen.
Moreover, it relates to which bactericidal composition of the invention is for handling seed to protect seed and germinating plants to exempt from
The purposes infected by phytopathogenic fungi.
Moreover, it relates to be invaded and harassed through bactericidal composition processing of the invention be protected from plant pathogen
Seed.
Bactericidal composition of the invention can also be used to prevent or control a variety of pathogenic or saprophytic in soil or cultivation medium
Fungi and bacterium.The example of the aquacultural fungal pathogen of soil-borne includes Alternaria (Alternaria spp.), Ascochyta
(Ascochyta spp.), Botrytis cinerea (Botrytis cinerea, Cercospora (Cercospora spp., ergot
(Claviceps purpurea), standing grain cochliobolus (Cochliobolus sativus), Colletotrichum (colletotrichum
Spp., (Epicoccum spp., F.graminearum schw (Fusarium graminearum), rice dislike seedling chain spore to Epicoccum
(Fusarium moniliforme), fusarium oxysporum (Fusarium oxysporum, fusarium moniliforme (Fusarium
Proliferatum), fusariun solani (Fusarium solani) is tieed up glue chain spore (Fusarium subglitinans), and length is compacted
Spore category (Helminthosporium spp) avenges rotten microtorr bacterium (Microdochium nivale), Penicillium (Pencillium
Spp), Phoma (Phoma spp.), wheat nuclear cavity bacteria (Pyrenophora graminea), rice blast Pyricularia Sacc.
(Pyricularia oryzae), Rhizoctonia solani Kuhn (Rhizoctonia solani), Rhizoctonia cerealis (Rhizoctonia
Cerealis), Sclerotinia (Sclerotinia spp.), Septoria (Septoria spp.), silk axis smut
(Sphacelotheca reilliana), Tilletia (Tilletia spp.), meat spore core coral bacterium (Typhula
Incarnate), hidden smut (Urocystis occulta), Ustilago (Ustilago spp.) or Verticillium
(Verticillium spp.)。
Soil germ has rhizoctonia solani, sickle-like bacteria, phytophthora, bacterium of dampinging off, root rot, pythium spp, botrytis cinerea, soft-rot fungi
Deng.Under normal circumstances, soil germ can generate a large amount of thallus, as long as condition is advantageous to pathogen growth development, host is sense
Disease, germ mass propagation and can infect host, and in the presence of susceptible host, these germs can enter lasting
The phase of causing a disease, with the continuous cropping of crop, mass propagation is spread, but nutrient is depleted or edaphic condition such as temperature, humidity etc. later
When unfavorable to germ, germ can enter dormant period again.In the absence of susceptible host, soil-borne disease bacterium can also survive in the soil
Get off, in addition to soil germ has extensive host range, moreover it is possible to survive on the root surface of non-host or the broken branches and fallen leaves, with it
It is undivided with saprophytic competitiveness.But different germs be it is discrepant, as sickle-like bacteria in the soil almost can be unlimited
Phase survives.
Cultivation medium of the present invention is the supporter for referring to make crops take root, grow, such as: soil, water etc.,
Specific raw material can be used for example sand, float stone, vermiculite, diatomite, agar-agar, gelling material, polymer substance, asbestos,
Sawdust, bark etc..
The method that medicament is applied into soil, including " bactericidal composition " is sprayed on soil method, by " Bactericidal composite
The method and " bactericidal composition " is irrigated into the method into soil that object " is mixed with soil.
Therefore, the present invention also provides the bactericidal compositions to be used to handle the soil of plant growth to protect the plants from
The purposes of pathogenicity harmful fungoid or bacterial invasion in soil.
A method of prevention and treatment plant pathogen, this method include by bactericidal composition of the invention with agronomy effectively and base
The amount of application of this plant-less toxicity applied with seed treatment, foliage applying, stem, is impregnated with, instiled, is poured, sprayed, is sprayed, dusting,
The methods of distribution or smoke are applied to plant, plant propagation material and the plant organ then grown, cultivation medium, material or sky
Between in.
Therefore, the present invention provides a kind of method for preventing and treating plant pathogen, and this method includes by sterilization of the present invention
Composition is applied to plant leaf surface.
The present invention provides a kind of method for preventing and treating plant pathogen, and this method includes by bactericidal composition of the present invention
The plant organ for being applied to plant propagation material and then growing.
The present invention provides a kind of method for preventing and treating plant pathogen, and this method includes by bactericidal composition of the present invention
It is applied to cultivation medium.
The present invention provides a kind of method for preventing and treating plant pathogen, and this method is included in plant and before disease infestation or is invaded
After dye by the bactericidal composition act on plant, plant propagation material and then grow plant organ, cultivation medium,
In material or space.
A method of prevention and treatment plant pathogen, this method include tetrazolium pyrrole urethane and fludioxonil being administered simultaneously or in succession
Application.
Another object of the present invention provides a kind of control plant, plant part, plant propagation material and then grows
Plant organ, plant culture medium plant pathogenic fungi method, this method include by bactericidal composition of the invention with
Agronomy is effective and the amount of application of basic plant-less toxicity is applied with seed treatment, foliage applying, stem, be impregnated with, instiled, be poured, sprayed
Penetrate, be sprayed, dusting, the methods of distribution or smoke be administered to plant, plant part, plant propagation material or plant be growing or
It needs in the cultivation medium wherein grown, preferably soil.
Bactericidal composition of the invention can be applied by different processing methods, these methods for example:
Liquid comprising the bactericidal composition is sprayed onto the aerial part of the plant；
Dusting mixes particle or powder in the soil, sprays in the surrounding plants, and the tree injection or smearing the case where
Under；
Cladding or film coated are carried out to the seed of plant.
When for postharvest fruit and vegetable anti-corrosive fresh-keeping, 200-2000 times of liquid is usually diluted with water, is leached after soaking fruit.
The present invention provides a kind of method for preventing and treating plant pathogen, can be treatment, prevention or method of eradication.
The invasion of bactericidal composition of the invention for disease described in protection plant resistant in certain time after treatment.
The time of protective effect obtained usually is from plant and has handled continuity 1 to 10 day, preferably 1 to 7 day by composition.Or
For up to 200 days after handling seed.
Bactericidal composition of the invention can be made into common dosage form, such as missible oil, wettable powder, suspending agent, liquid
The dosage forms such as agent, granule, seed coat agent use, amount of application, according to the mixing ratio, meteorological condition, medicament of effective component
Form, Dressing date, method of administration, application place, prevent and kill off object noxious livings, objective crop etc. it is different and variant.
A method of prevention and treatment plant pathogen, tetrazolium pyrrole urethane and fludioxonil are administered simultaneously or respectively application or phase
After application.
Processing method of the invention can also be used in handle propagation material such as stem tuber or rhizome, and can be used for handling seed,
Seedling or transplanting (pricking out) seedling and plant or transplanting plant.The processing method can also be used for processing root.The present invention
Processing method can also be used for the aerial part of processing plant such as dry, stem or stalk, leaf, flower and fruit in relation to plant.
Generally for leaf portion processing: 0.1-10000g/ha, preferably 10-1000 g/ha, more preferable 50-500 g/ha；It is right
For dipping or application of instiling, the dosage can also even be reduced, especially when application inert base such as asbestos or pearl
When rock；
For seed treatment: 2-5000g/100kg seed, preferably 3-1000g/100kg seed；
For soil or processing used for ponds: 0.1-10000g/ha, preferably 1-1000g/ha；
It is fresh-keeping for postharvest fruit and vegetable, 200-2000 times of liquid can be diluted, is leached after soaking fruit.
Above-mentioned dosage is only general exemplary dose, and those skilled in the art can be according to practical feelings when reality is applied
Condition and needs adjust rate of application especially in accordance with the seriousness of the property and germ of plant to be processed or crop.
Bactericidal composition of the invention can also be used to that Stored Product be protected to infect from germ.The suitable example of the product
Including stem, leaf, seed, fruit or cereal, can be protected under fresh harvesting state or when processing, as predrying, humidification,
It crushes, grind, squeeze out or toasts.
Bactericidal composition of the invention shows good Fungicidally active, and the Fungicidally active of single active constituent compared with
Weak, the activity of bactericidal composition of the invention is more than the active simple adduction of each single compound
Tetrazolium pyrrole urethane of the invention combines/combined administration with fludioxonil.Including separating, sequentially or simultaneously applying tetrazolium pyrrole urethane
With fludioxonil.Preferably, the tetrazolium pyrrole urethane and fludioxonil group are combined into the composition comprising tetrazolium pyrrole urethane and fludioxonil
Form.
Bactericidal composition of the invention can be based on dosage form, i.e., each substance has mixed in composition, composition
Ingredient can also be provided with unit dose form, mixed in bucket or tank using preceding, be then diluted to required concentration.Wherein preferably with
Based on dosage form provided by the invention.
As a further improvement of the present invention, bactericidal composition of the invention can be configured to any agent agriculturally allowed
Type.
As a further improvement of the present invention, the dosage form of bactericidal composition of the invention be aerosol, it is capsule suspension, cold
It is atomized concentrating agents, heat atomization concentrating agents, CG/Encapsulated granule, granula subtilis, instant solution, sprayable pulvis, emulsifiable concentrating agents, water
Oil-in emulsion, water-in-oil emulsion, bulky grain agent, fine granule, the dispersible powder of oil, the miscible flowable concentrating agents of oil,
Oily miscible liquids, foaming agent, paste, suspension concentrating agents, solvable concentrating agents, suspending agent, seed coat agent, wettable powder, moisture
Shot agent, soluble powder, microcapsule suspending agent, coated granule, squeeze out granule, missible oil, microemulsion, aqueous emulsion, effervescent tablet,
The cold atomization preparation of ultra low volume liquids, suspoemulsion, ultra-low volume, super-low capacity calorimetric atomization preparation, double pack (twin pack),
Seed treatment dry powder doses, seed treatment emulsion, seed treatment suspending agent, seed treatment liquor, seed treatment dispersible pulvis, kind
Subprocessing microcapsule suspending agent, suspoemulsion, milk particle agent, ultra-low volume suspending agent, ultra low volume liquids, can divide seed treatment gel
Dissipate property concentrating agents.
It include tetrazolium pyrrole urethane and fludioxonil, filler and/or surface-active in bactericidal composition of the present invention
Agent.
In the bactericidal composition, the tetrazolium pyrrole urethane and fludioxonil quality sum account for the Bactericidal composite amount of substance
5%-90%, more preferable 5%-80%, more preferable 10%-75%, more preferable 10%-70%, more preferable 10%-65%, more preferable 10%-
60%, more preferable 10%-55%, more preferable 10%-50%, more preferable 10%-45%, more preferable 10%-40%.
According to the present invention, term " filler ", which refers to, can be combined or be combined with reactive compound to make it easier for being administered to
The natural or synthetic organic or inorganic compound of object (such as plant, crop or careless class).Therefore, the filler is preferably
It is inert, it is acceptable at least to should be agricultural.The filler can be solid or liquid.
The nonactive medium that can be used in the present invention can be used as solid matchmaker either solid is also possible to liquid
What dielectric material used has for example: phyteral powdery type (such as soy meal, starch, grain dust, wood powder, bark powder, sawdust, walnut
Shell powder, wheat bran, cellulose powder, coconut husk, corncob and tobacco stem particle, the residue etc. after extracting plant essence), paper
It opens, sawdust, crushes synthesized polymer body, the clay class (such as kaolin, bentonite, acid china clay etc.), talcum powder of synthetic resin etc.
Class.Silica (such as diatomite, silica sand, mica, aqueous silicic acid, calcium silicates), active carbon, natural mineral matter class (float stone, Lv Po
Thread stone and zeolite etc.), fire diatomite, sand, (such as polyethylene, polypropylene, the polyvinylidene chloride etc.), chlorination such as plastics medium
Chemical fertilizer, the soil of the inorganic mineral powder of potassium, calcium carbonate, calcium phosphate etc., ammonium sulfate, ammonium phosphate, urea, ammonium chloride etc.
Fertilizer, these substances can be used alone or two or more is mixed.
It can be used as can selecting in llowing group of materials for liquid media materials'use, such as water, alcohol type (such as first
Alcohol, ethyl alcohol, isopropanol, butanol, ethylene glycol etc.), ketone (such as acetone, methyl ethyl ketone, isobutyrone, cyclohexanone
Deng), ethers (such as ether, dioxanes, methylcellulose, tetrahydrofuran etc.), aliphatic hydrocarbon class (such as kerosene,
Mineral oil etc.), aromatic hydrocarbons class (such as benzene,toluene,xylene, solvent naphtha, alkylnaphthalene, chlorinated aromatic hydrocarbons, chloro rouge
Fat hydrocarbon, chlorobenzene, etc.), halogenated hydrocarbon class, amides, sulfone class, dimethyl sulfoxide, mineral and vegetable oil, animal oil etc..
To make the emulsification of effective component compound, dispersion and/or wetting, surfactant can be used for example can be with
Enumerate fatty alcohol polyoxyethylene ether, polyoxyethylene alkylaryl ether, polyoxyethylene higher fatty acid esters, polyoxyethylene alcohol or phenol
Phosphate, the aliphatic ester of polyalcohol, alkane aromatic sulfonic acid, naphthalene sulfonic acid polymer, lignosulfonates, the branch shape of macromolecule comb shape are total
Polymers, butyl naphthalene sulfonate, alkylaryl sulfonates, sodium alkylsulfosuccinates, grease, fatty alcohol and ethylene oxide condensation
The polyacrylates such as object, alkyltaurate, protein hydrolysate.Suitable oligosaccharide object or polymer, such as based on independent
Vinyl monomer, acrylic acid, polyoxyethylene and/or polyoxypropylene or itself and such as (polynary) alcohol or (polynary) amine combination.
To make effective component compound dispersion stability, attachment and/or combination, such as xanthan gum, silicic acid can be used
Magnalium, gelatin, starch, methyl cellulose, polyvinyl alcohol, polyvinyl acetate and natural phospholipid (such as cephalin and lecithin) with
And the adjuvants such as synthetic phospholipid, bentonite, sodium lignin sulfonate.
The wherein optional spent glycol of antifreezing agent, propylene glycol, glycerine, sorbierite.Deflocculant as suspension product
The adjuvant such as naphthalene sulfonic acid polymer, polymeric phosphate can be used.
Organic silicon defoamer can be used in defoaming agent.
The colorant that can be used, such as inorganic pigment, such as iron oxide, titanium oxide and Prussian blue；And organic pigment/
Dyestuff: alizarin dyes, azo dyes and metallized phthalocyanine dye；And microelement, such as molysite, manganese salt, boron salt, mantoquita, cobalt
Salt, molybdenum salt and zinc salt.
Optionally, also may include other annexing ingredients, for example, protecting colloid, adhesive, thickener, thixotropic agent, bleeding agent,
Stabilizer, screening agent.
The reactive compound can be mixed preparation with conventional additives by known way by the preparation of the invention.
The conventional additives such as conventional extender and solvent or diluent, emulsifier, dispersing agent, and/or adhesive or fixative,
Wetting agent, waterproofing agent, if it is desired, can also include drier and colorant, stabilizer, pigment, defoaming agent, preservative, increasing
Thick dose, water and other processing aids.
Bactericidal composition of the invention not only includes can be by suitable equipment as spraying or dusting equipment is suitable for immediately
Object to be processed, but also including needing the concentration commercial composition being diluted before being applied to object.
The urethane of pyrrole containing tetrazolium of the invention and fludioxonil can also be applied with other active ingredient combinations, such as expanding
Activity profile prevents from forming resistance.Other active constituents such as fungicide, attractant, insecticide, kills at bactericide
Mite agent, nematicide, growth regulator, herbicide, safener, fertilizer or semiochemical etc..
Reactive compound tetrazolium pyrrole urethane and fludioxonil can be administered simultaneously, or apply respectively or sequential application, separate administration
When sequence on the result of prevention and treatment usually without influence.
Composition of the invention can be based on dosage form, i.e., each substance has mixed in composition, composition at
Dividing can also be provided with unit dose form, mixed in bucket or tank using preceding, be then diluted to required concentration.Wherein preferably with this hair
Based on the dosage form of bright offer.
For bactericidal composition of the invention in the case where reducing reactive compound application total amount, having to harmful fungoid improves activity
(synergy).And bactericidal composition of the invention shows that the bacterium of tolerance also has excellent kill to existing fungicide
Bacterium effect.
A kind of bactericidal composition of the present invention, the composition are made by the way that tetrazolium pyrrole urethane and fludioxonil are carried out binary built
The composition that must be obtained has gain effect in control efficiency, and has expanded fungicidal spectrum, plays the multi-purpose effect of a medicine,
Effectively slows down or germ is avoided to develop drug resistance.Work of the bactericidal activity of bactericidal composition of the invention than each reactive compound
The adduction of property is considerably higher, and there are unpredictable, necessary being synergistic effects, rather than just active supplement.
When reactive compound is present in bactericidal composition of the invention with specific weight ratio, synergistic effect is especially bright
It is aobvious.But the weight ratio of the reactive compound in bactericidal composition of the present invention can change in a certain range.
Specific embodiment
First passing through specific example of formulations below, the invention will be further elaborated.
Example of formulations
1: 25% tetrazolium pyrrole urethane fludioxonil wettable powder of embodiment
Tetrazolium pyrrole urethane 10%, fludioxonil 15%, lignosulfonates 6%, spaonin powder 4%, attapulgite adds to 100%, will before
Formulation material mixing is stated, in a stirring kettle uniform stirring, is remixed after airslide disintegrating mill uniformly, obtain 25% tetrazolium pyrrole ammonia
Ester fludioxonil wettable powder.
Embodiment 2:40% tetrazolium pyrrole urethane fludioxonil wettable powder:
Tetrazolium pyrrole urethane 20%, fludioxonil 20%, naphthalene sulfonic acid-formaldehyde condensation product 8%, lauryl sodium sulfate 5%, kaolin adds to
100%, aforementioned formula material is mixed, in a stirring kettle uniform stirring, is being uniformly mixed after airslide disintegrating mill, is being made 40% 4
Azoles pyrrole urethane fludioxonil wettable powder.
Embodiment 3:30% tetrazolium pyrrole urethane fludioxonil wettable powder
Tetrazolium pyrrole urethane 10%, fludioxonil 20%, MODIFIED LIGNOSULPHONATE 5%, lauryl sodium sulfate 5%, diatomite adds to
100%, aforementioned formula material is mixed, in a stirring kettle uniform stirring, is being uniformly mixed after airslide disintegrating mill, is being made 30% 4
Azoles pyrrole urethane fludioxonil wettable powder.
Embodiment 4:80% tetrazolium pyrrole urethane fludioxonil water dispersible granules
Tetrazolium pyrrole urethane 30%, fludioxonil 50%, alkyl benzene sulfonate calcium salt 5%, lauryl sodium sulfate 6%, ammonium sulfate 2%, swelling
Soil adds to 100%, and aforementioned formula material is uniformly mixed, and with micro jet, is mediated, then addition fluidized bed prilling is dry
80% tetrazolium pyrrole urethane fludioxonil water dispersible granules are mixed to prepare through sampling analysis after being granulated, dried in dry machine, being sieved.
Embodiment 5:40% tetrazolium pyrrole urethane fludioxonil water dispersible granules
Tetrazolium pyrrole urethane 10%, fludioxonil 30%, aliphatic acid polyethenoxy ether 5%, lauryl sodium sulfate 4%, kaolin adds to
100%, aforementioned formula material is uniformly mixed, with micro jet, mediated, be then added in fluidized-bed granulation dryer
40% tetrazolium pyrrole urethane fludioxonil water dispersible granules are mixed to prepare through sampling analysis after being granulated, dried, being sieved.
Embodiment 6:30% tetrazolium pyrrole urethane fludioxonil water dispersible granules
Tetrazolium pyrrole urethane 20%, fludioxonil 10%, octylphenol polyethylene oxyethylene group ether sulfate 5%, neopelex 5%, carbon
Sour sodium 2%, white carbon black adds to 100%, and aforementioned formula material is uniformly mixed, and with micro jet, is mediated, is then added and flows
Change and obtains 30% tetrazolium pyrrole urethane fludioxonil water through sampling analysis after being granulated in bed granulating and drying machine, dry, sieve
Dispersible granule.
Embodiment 7:35% tetrazolium pyrrole urethane fludioxonil suspending agent
Tetrazolium pyrrole urethane 10%, fludioxonil 25%, polycarboxylate 6%, silicone oil 0.3%, xanthan gum 0.9%, diethylene glycol (DEG) 2.5%, deionization
Water adds to 100%, remaining component after thickener and antifreezing agent are mixed in addition to crossing effective component mixes equal by high speed shear
It is even, effective component is added, ball milling 2 ~ 3 hours, make partial size all at 5 μm hereinafter, obtaining 35% tetrazolium pyrrole ammonia in the ball mill
Ester fludioxonil suspending agent.
Embodiment 8:40% tetrazolium pyrrole urethane fludioxonil suspending agent
Tetrazolium pyrrole urethane 25%, fludioxonil 15%, naphthalene sulfonic acid-formaldehyde condensation product 6%, hydroxyethyl cellulose 0.7%, silicone compound
0.1%, polyethylene glycol 2%, deionized water adds to 100%, remaining group after thickener and antifreezing agent are mixed in addition to effective component
Point, be uniformly mixed by high speed shear, be added effective component, ball milling 2 ~ 3 hours in the ball mill, make partial size all 5 μm with
Under, obtain 40% tetrazolium pyrrole urethane fludioxonil suspending agent.
Embodiment 9:40% tetrazolium pyrrole urethane fludioxonil suspending agent
Tetrazolium pyrrole urethane 15%, fludioxonil 25%, lignosulfonates 8%, aluminum magnesium silicate 1%, silicone 0.2%, glycerine 2.8%,
Deionized water adds to 100%, remaining component after thickener and antifreezing agent are mixed in addition to effective component, mixed by high speed shear
It closes uniformly, effective component is added, ball milling 2 ~ 3 hours, make partial size all at 5 μm hereinafter, obtaining 40% tetrazolium in the ball mill
Pyrrole urethane fludioxonil suspending agent.
Embodiment 10:20% tetrazolium pyrrole urethane fludioxonil suspoemulsion
Tetrazolium pyrrole urethane 10%, fludioxonil 10%, N-Methyl pyrrolidone 20%, alkyl benzene sulfonate calcium salt 5%, methylcellulose 1%,
Propylene glycol 3%, Tween 80 7%, water adds to 100%；Finely ground tetrazolium pyrrole urethane is added in the continuous phase containing fludioxonil
Suspended phase is mixed to prepare 20% tetrazolium pyrrole urethane fludioxonil suspoemulsion.
Embodiment 11:15% tetrazolium pyrrole urethane fludioxonil suspoemulsion
Tetrazolium pyrrole urethane 10%, fludioxonil 5%, lignosulfonates 6%, xanthan gum 0.8%, ethylene glycol 2.5%, N- crassitude
Ketone 15%, silicone oil 0.2%, 600# phosphate 5%, water adds to 100%.Finely ground four are added in the continuous phase containing fludioxonil
The suspended phase of azoles pyrrole urethane is mixed to prepare 15% tetrazolium pyrrole urethane fludioxonil suspoemulsion.
Embodiment 12:4% tetrazolium pyrrole urethane fludioxonil microemulsion
Tetrazolium pyrrole urethane 1.8%, fludioxonil 2.2%, cyclohexanone 5%, agriculture breast 500#4%, Nongru-700 # 5%, N-Methyl pyrrolidone
10%, polyethylene glycol 2%, tributyl phosphate 1.4%, deionized water add to 100%, and 4% tetrazolium pyrrole urethane fludioxonil micro emulsion is made
Agent.
Embodiment 13:40% tetrazolium pyrrole urethane fludioxonil water dispersible granules
Tetrazolium pyrrole urethane 15%, fludioxonil 25%, octylphenol polyethylene oxyethylene group ether sulfate 5%, neopelex 3%, carbon
Sour sodium 1%, white carbon black adds to 100%, and aforementioned formula material is uniformly mixed, and with micro jet, is mediated, is then added and flows
Change and obtains 40% tetrazolium pyrrole urethane fludioxonil water through sampling analysis after being granulated in bed granulating and drying machine, dry, sieve
Dispersible granule.
Embodiment 14:5% tetrazolium pyrrole urethane fludioxonil aqueous emulsion
Tetrazolium pyrrole urethane 2%, fludioxonil 3%, ethoxylated castor oil 6%, propyl alcohol 4%, dodecyl sodium sulfonate calcium 3%, xanthan gum
0.7%, propylene glycol 2.4%, n,N-Dimethylformamide 10%, deionized water add to 100%, and 5% tetrazolium pyrrole urethane is made and coughs up bacterium
Nitrile aqueous emulsion.
Embodiment 15:5% tetrazolium pyrrole urethane fludioxonil missible oil
Tetrazolium pyrrole urethane 2%, fludioxonil 3%, ethoxylated castor oil 3%, calcium dodecyl benzene sulfonate 2%, N- crassitude
Ketone adds to 100%, stirs to transparent uniform phase is obtained, obtains 5% tetrazolium pyrrole urethane fludioxonil missible oil.
16 6% tetrazolium pyrrole urethane fludioxonil seed coat agent of embodiment
Tetrazolium pyrrole urethane 3.5%, fludioxonil 2.5%, fatty alcohol polyoxyethylene ether sulfosuccinic acid monoesters disodium 5%, modification are wooden
Plain sulfoacid calcium 3%, xanthan gum 1%, bentonite 1%.Glycerine 5%, PVP-K30 1%, complements to 100%, by above-mentioned each component press than
Example is uniformly mixed, and is sanded, and 6% tetrazolium pyrrole urethane fludioxonil seed coat agent is prepared into.
17 4% tetrazolium pyrrole urethane fludioxonil coated granule of embodiment
Tetrazolium pyrrole urethane 1.6%, fludioxonil 2.4%, polyethylene glycol 3%, the silicic acid 1% of high degree of dispersion, calcium carbonate complements to 100%,
In a mixer, by levigate active component even spread to the carrier soaked by polyethylene glycol, it can get 4% by this method
The dust-free coated granules agent of tetrazolium pyrrole urethane fludioxonil.
Tetrazolium pyrrole urethane 40% and fludioxonil 60% are uniformly mixed by embodiment 18.
Tetrazolium pyrrole urethane 50% and fludioxonil 50% are uniformly mixed by embodiment 19.
Above embodiments proportion is weight per distribution ratio.
Biological test example:
Pesticide is made in the combination of active principles of different pesticides, is current exploitation and development novel pesticide and prevention and treatment agriculturally resistance
A kind of effective and quick way of germ.After the pestsides synthesis of different cultivars, three kinds of type of action are typically exhibited: being added and make
With, synergistic effect and antagonism.But it is specially which kind of effect, it is unpredictable, only just it can know that by many experiments.Compounding
Synergy is formulated well, due to significantly improving practical control efficiency, the usage amount of pesticide is reduced, to greatly delay
The generation of resistance.
One, virulence is tested:
The toxicity index of each medicament and the co-toxicity coefficient (CTC value) of mixture are calculated according to Sun Yunpei's Method, when CTC≤80, are then combined
Object shows antagonism, and when 80<CTC<120, then composition shows summation action, and when CTC>=120, then composition shows
Synergistic effect out.
Survey toxicity index (ATI)=(standard agent EC50/ reagent agent EC50) * 100
B in the percentage composition+B medicament toxicity index * mixture of A in theoretical toxicity index (TTI)=A medicament toxicity index * mixture
Percentage composition
Co-toxicity coefficient (CTC)=[mixture surveys toxicity index (ATI)/mixtures theoretical toxicity index (TTI) * 100
Test 1: the toxicity test of cucumber downy mildew
It is spraying under 50PSI pressure with potter spray tower selected from the consistent cucumber seedling of growing way, every basin about 5mL, each medicine
12 concentration gradients are arranged in agent.Bacterium is connect after chemicals treatment for 24 hours, the cucumber downy mildew leaf for picking up from field is uniform above cucumber seedling
Shake off conidium to be inoculated with, then cucumber seedling is put into greenhouse and is cultivated.It is classified after 7d according to the morbidity of cucumber downy mildew
Standard complete stool investigates disease index, and calculates control efficiency, concentration EC50 in inhibiting then is calculated with least square method, then according to grandson
Yun Peifa calculates co-toxicity coefficient (CTC).
Table 1
As known from Table 1, tetrazolium pyrrole urethane and fludioxonil are in the range of the weight proportion 50:1-1:50 of prevention cucumber downy mildew
When, co-toxicity coefficient is all larger than 120, illustrates that the combination of the two within this range shows as gain effect.
Test 2: the toxicity test of tomato blight
Selected from the consistent tomato seedling of growing way, each processing selects 3 basins for trying leaf seedling, with potter spray tower under 50PSI pressure
Spraying, 12 concentration gradients are arranged in every basin about 5mL, each medicament.Bacterium is connect after chemicals treatment for 24 hours, the tomato in field will be picked up from
Epidemic disease leaf is uniformly shaken off conidium above tomato seedling and is inoculated with, and then tomato seedling is put into greenhouse and is cultivated.It is pressed after 7d
Disease index is investigated according to the morbidity grade scale complete stool of tomato blight, and calculates control efficiency, is then calculated with least square method
Concentration EC50 in inhibition, then co-toxicity coefficient (CTC) is calculated according to Sun Yunpei's Method.
Table 2: virulence test result of the present invention on prevention and treatment tomato blight
As known from Table 2, when tetrazolium pyrrole urethane and fludioxonil are in the range of the weight proportion 50:1-1:50 of prevention tomato blight,
Co-toxicity coefficient is all larger than 120, illustrates that the mixture of the two within this range shows as gain effect.
Test 3: the toxicity test of peanut root rot
It is spraying under 50PSI pressure with potter spray tower selected from the consistent fresh branches and leaves of peanut seedling of growing way, every basin about 5mL, each medicine
12 concentration gradients are arranged in agent.Bacterium is connect after chemicals treatment for 24 hours, the peanut root rot leaf for picking up from field is uniform above fresh branches and leaves of peanut seedling
Shake off conidium to be inoculated with, then fresh branches and leaves of peanut seedling is put into greenhouse and is cultivated.It is classified after 7d according to the morbidity of peanut root rot
Standard complete stool investigates disease index, and calculates control efficiency, concentration EC50 in inhibiting then is calculated with least square method, then according to grandson
Yun Peifa calculates co-toxicity coefficient (CTC).
Table 3: virulence test result of the present invention in prevention and treatment peanut root rot
As known from Table 3, tetrazolium pyrrole urethane and fludioxonil prevent and treat peanut root rot, when in the range of weight proportion 50:1-1:50,
Co-toxicity coefficient is all larger than 120, illustrates that the mixture of the two within this range shows as gain effect.
Test 4: the toxicity test of gray mold of cucumber
It is spraying under 50PSI pressure with potter spray tower selected from the consistent cucumber seedling of growing way, every basin about 5mL, each medicine
12 concentration gradients are arranged in agent.Bacterium is connect after chemicals treatment for 24 hours, the gray mold of cucumber leaf for picking up from field is uniform above cucumber seedling
Shake off conidium to be inoculated with, then cucumber seedling is put into greenhouse and is cultivated.It is classified after 7d according to the morbidity of gray mold of cucumber
Standard complete stool investigates disease index, and calculates control efficiency, concentration EC50 in inhibiting then is calculated with least square method, then according to grandson
Yun Peifa calculates co-toxicity coefficient (CTC).
Table 4: virulence test result of the present invention in prevention and treatment gray mold of cucumber
As known from Table 4, tetrazolium pyrrole urethane and fludioxonil prevent and treat gray mold, malicious altogether when in the range of weight proportion 50:1-1:50
Coefficient is all larger than 120, illustrates that the mixture of the two within this range shows as gain effect.
Test 5: the toxicity test of tomato root rot
It is spraying under 50PSI pressure with potter spray tower selected from the consistent tomato seedling of growing way, every basin about 5mL, each medicine
12 concentration gradients are arranged in agent.Bacterium is connect after chemicals treatment for 24 hours, the tomato root rot leaf for picking up from field is uniform above tomato seedling
Shake off conidium to be inoculated with, then tomato seedling is put into greenhouse and is cultivated.It is classified after 7d according to the morbidity of tomato root rot
Standard complete stool investigates disease index, and calculates control efficiency, concentration EC50 in inhibiting then is calculated with least square method, then according to grandson
Yun Peifa calculates co-toxicity coefficient (CTC).
Table 5: virulence test result of the present invention in prevention and treatment tomato root rot
As known from Table 5, tetrazolium pyrrole urethane and fludioxonil prevent and treat tomato root rot, when in the range of weight proportion 50:1-1:50,
Co-toxicity coefficient is all larger than 120, illustrates that the mixture of the two within this range shows as gain effect.
Claims (10)
1. a kind of bactericidal composition, it is characterised in that: the bactericidal composition includes active constituent tetrazolium pyrrole urethane and fludioxonil,
The weight proportion of tetrazolium pyrrole urethane and fludioxonil be 50:1-1:50, preferably 40:1-1:40, preferably 30:1-1:30, more preferable 25:
1-1:25；More preferably 20:1-1:20, more preferably 15:1-1:15, more preferably 10:1-1:10, further preferably 8:1-
1:8, further preferably 5:1-1:5.
2. bactericidal composition according to claim 1, it is characterised in that: the tetrazolium pyrrole urethane and fludioxonil quality sum
The 5%-90% of the Bactericidal composite amount of substance, more preferable 5%-80%, more preferable 10%-75%, more preferable 10%-70% are accounted for, more preferably
10%-65%, more preferable 10%-60%, more preferable 10%-55%, more preferable 10%-50%, more preferable 10%-45%, more preferable 10%-
40%。
3. bactericidal composition according to claim 1, it is characterised in that: the dosage form of the bactericidal composition be suspending agent,
Seed treatment dry powder doses, seed treatment dispersible pulvis, seed treatment microcapsule suspending agent, seed treatment suspending agent, suspoemulsion, can
Wet powder, microcapsule suspending agent, coated granule, squeezes out granule, missible oil, microemulsion, aqueous emulsion, effervesce at water dispersible granules
Piece, ultra low volume liquids.
4. bactericidal composition according to claim 1, it is characterised in that: also include filler and/or surfactant.
5. bactericidal composition according to claim 1 is for preventing and treating Cereal, vegetables, clover, soybean, turf, timber, tree
The purposes of fungi and bacterium on wood, fruit tree or gardening plant.
6. bactericidal composition according to claim 1 is for preventing and treating apple, banana, grape, citrus, mango, rice, small
Wheat, corn, potato, soybean, tomato, peanut, capsicum, cucumber, eggplant, downy mildew, early blight, late blight, black shin on grape
Disease, leaf spot, anthracnose, powdery mildew, wilt disease, damping-off, samping off, sclerotiniose, leaf rust, bunt, dissipates scab
Smut, asparagus fern door stem wilt, wilt disease, gray mold, spot defoliation, scab, banded sclerotial blight, bakanae disease, the use of root rot
On the way.
7. bactericidal composition according to claim 1 is used to handle seed to protect seed from fungi and bacteria attack
Purposes.
8. bactericidal composition according to claim 1 is used to handle the soil of plant growth to protect the plants from soil
Fungi and bacteria attack purposes.
9. a kind of method for preventing and treating plant pathogen, which is characterized in that will power before plant is by disease infestation or after infecting
Benefit require 1 described in bactericidal composition act on plant, plant propagation material and the plant organ then grown, cultivation medium,
In material or space.
10. according to the method described in claim 9, it is characterized by: bactericidal composition described in claim 1 is had with agronomy
The amount of application of effect and basic plant-less toxicity is applied with seed treatment, foliage applying, stem, be impregnated with, instiled, be poured, spray, sprayed
The methods of mist, dusting, distribution or smoke be administered to plant, plant propagation material and the plant organ then grown, cultivation medium,
In material or space.
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| CN201810230020.6A CN110301449A (en) | 2018-03-20 | 2018-03-20 | A kind of bactericidal composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102017954A (en) * | 2010-12-22 | 2011-04-20 | 陕西韦尔奇作物保护有限公司 | Fludioxonil-containing bactericidal composition |
| CN107279162A (en) * | 2017-07-26 | 2017-10-24 | 陕西上格之路生物科学有限公司 | A kind of bactericidal composition of the urethane of pyrrole containing tetrazolium |
-
2018
- 2018-03-20 CN CN201810230020.6A patent/CN110301449A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102017954A (en) * | 2010-12-22 | 2011-04-20 | 陕西韦尔奇作物保护有限公司 | Fludioxonil-containing bactericidal composition |
| CN107279162A (en) * | 2017-07-26 | 2017-10-24 | 陕西上格之路生物科学有限公司 | A kind of bactericidal composition of the urethane of pyrrole containing tetrazolium |
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Application publication date: 20191008 |