CN109221146A - Purposes of the fluorine indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting - Google Patents
Purposes of the fluorine indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting Download PDFInfo
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- CN109221146A CN109221146A CN201710557016.6A CN201710557016A CN109221146A CN 109221146 A CN109221146 A CN 109221146A CN 201710557016 A CN201710557016 A CN 201710557016A CN 109221146 A CN109221146 A CN 109221146A
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- fluorine
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- bacterium amine
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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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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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
- A01N3/00—Preservation of plants or parts thereof, e.g. inhibiting evaporation, improvement of the appearance of leaves or protection against physical influences such as UV radiation using chemical compositions; Grafting wax
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Wood Science & Technology (AREA)
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- Environmental Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Toxicology (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to purposes of the fluorine indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting.The invention further relates to a kind of methods for reducing or preventing corn and being infected by the toxin that big spot Exserohilum bacterium is formed, with the bactericidal composition of fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine handle pathogenic bacteria and/or its environment or plant, plant propagation material and then grow plant organ, soil, material or space, stock.
Description
Technical field
The present invention relates to purposes of the fluorine indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting.
Background technique
The leaf blight of corn is the important disease of world's maize production.Leaf blight of corn Invisible element cause of disease is the convex navel of the big spot of corn
Compacted spore bacterium belongs to Deuteromycotina Exserohilum category.Leaf blight of corn pathogen is overwintering in invalid body with mycelium, becomes and
The main primary infection source of year disease, muck with the invalid body that do not rot and seed can also become primary source of infection in spite of illness.It is beautiful
Blade, leaf sheath and the bract of rice leaf blight main harm corn.
In order to reduce or prevent corn by big spot Exserohilum bacterium fungal infection, currently used measure is predominantly arranged as follows
It applies:
Cultivate the cultivar that do not infect vulnerable to big spot Exserohilum bacterium；
Suitable crop rotation；It especially avoids using corn as previous stubble crop；Crop rotation in the progress of grave illness field 2 years or more,
After harvest, field invalid body, fallen leaves are removed in time, and concentration is handled, stubble-cleaning of deep ploughing.
Prevent the condition of storage of big spot Exserohilum bacterium development；
Reinforce fertilizer and water management；Promote corn growth, prevents the early ageing of corn later period；
Chemical control.
However, these pure preventive measures and unsatisfactory and effect and unreliable, especially when weather conditions prevailing
When being conducive to fungal infection.Therefore, the purpose of the present invention is to provide one kind for reducing or prevent corn by big spot Exserohilum
The compound that the toxin that bacterium is formed infects.
Summary of the invention
The purpose of the present invention is provide in view of the above shortcomings it is a kind of for reducing or prevent corn compacted by the convex navel of big spot
The compound that the toxin that spore bacterium is formed infects.
The surprised discovery of the present invention, fluorine indenes azoles bacterium amine is in the toxin for reducing or preventing corn and being formed by big spot Exserohilum bacterium
It is excellent in infecting.
Fluorine indenes azoles bacterium amine, CAS:1383809-87-7；Chemical name is the fluoro- 1,1,3- front three of 3- difluoromethyl-N-(7-
Base -4- indanyl) -1- methyl -4- pyrazolecarboxamide；Its molecular structural formula are as follows:
Fluorine indenes azoles bacterium amine is developed by I-F, which has been proposed in CN103502220.
Fluorine indenes azoles bacterium amine of the invention can be the mixed of the enrichment of one of racemic mixture (I)-RS or two kinds of enantiomers
Close object or substantially pure specific enantiomeric (I)-R or (I)-S.
(I)-R (I)-S
In two kinds of enantiomeric forms of fluorine indenes azoles bacterium amine, substantially pure isomers R is preferred.
The present invention provides purposes of the fluorine indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting.
The present invention also provides a kind of bactericidal compositions of fluorine-containing indenes azoles bacterium amine, include fluorine indenes azoles bacterium amine active constituent, filling
Agent and/or surfactant.
In the bactericidal composition of the fluorine-containing indenes azoles bacterium amine, the gross weight that fluorine indenes azoles bacterium amine accounts for the bactericidal composition is
1%-90%, preferably 1%-80%, more preferable 1%-70%, more preferable 1%-60%, more preferable 1%-50%, more preferable 5%-50%.
A kind of bactericidal composition of fluorine-containing indenes azoles bacterium amine provided by the invention, can be configured to any agent agriculturally allowed
Type.The bactericidal composition, dosage form are suspending agent, seed coat agent, wettable powder, water dispersible granules, microcapsule suspending agent, packet
Clothing granule squeezes out granule, missible oil, microemulsion, aqueous emulsion, effervescent tablet, ultra low volume liquids, electrostatic oil agent.
The bactericidal composition of fluorine-containing indenes azoles bacterium amine of the present invention can be applied without dilution, can also be diluted with water and be applied
With.
The present invention provides the bactericidal composition of fluorine-containing indenes azoles bacterium amine and is invaded by big spot Exserohilum bacterium reducing or preventing corn
Purposes in dye.
The bactericidal composition of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine reduces or prevents plant, plant propagation material
The purposes that the plant organ then grown is infected by the toxin that big spot Exserohilum bacterium is formed.
The bactericidal composition of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine be applied to needed for prevent and treat place reduce or
The purposes for preventing soil or cultivation medium from being infected by the toxin that big spot Exserohilum bacterium is formed.
The bactericidal composition of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine reduces or prevents kind for handling seed
The purposes that son is infected by the toxin that big spot Exserohilum bacterium is formed.
The present invention provides a kind of method for reducing or preventing corn and being infected by the toxin that big spot Exserohilum bacterium is formed, and uses institute
The bactericidal composition processing pathogenic bacteria of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine stated and/or its environment or plant, plant are numerous
Grow material and then grow plant organ, soil, material or space, stock.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The bactericidal composition of fluorine-containing indenes azoles bacterium amine applied with seed treatment, foliage applying, stem, is impregnated with, instiled, is poured, sprayed, is sprayed,
The modes such as dusting, distribution or smoke handle pathogenic bacteria and/or its environment or plant, plant propagation material and then grow
Plant organ, soil, material or space, stock.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The bactericidal composition of fluorine-containing indenes azoles bacterium amine acts on plant or plant part.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The plant organ that the bactericidal composition of fluorine-containing indenes azoles bacterium amine acts on plant propagation material and then grows.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The bactericidal composition of fluorine-containing indenes azoles bacterium amine acts on soil or cultivation medium.
The present invention provide it is a kind of for reducing or the chemical combination that prevents corn from being infected by the toxin that big spot Exserohilum bacterium is formed
Object.
The surprised discovery of the present invention, fluorine indenes azoles bacterium amine is in the toxin for reducing or preventing corn and being formed by big spot Exserohilum bacterium
It is excellent in infecting.
The present invention also provides the bactericidal compositions of fluorine-containing indenes azoles bacterium amine to reduce or prevent corn by big spot Exserohilum bacterium
Purposes in infecting.
Specific embodiment
Corn can infect leaf blight in entire breeding time.Under field conditions (factors) since there are age-related resistances, seedling stage is very
Few morbidity, arrives the corn growth later period, especially falls ill after taking out hero and gradually aggravates.Germ main harm blade, can also when serious
Endanger leaf sheath, bract and seed.Fruit ear can also be endangered, scab is extended along vein on blade, and yellowish-brown or taupe, shuttle shape are big
Spot, the scab centre shallower edge of color are deeper.Leaf blight of corn disease fungus is the big spot Exserohilum bacterium of corn, and it is sub- to belong to Fungi Imperfecti
The prominent navel Helminthosporium fungi of door.
Leaf blight of corn pathogen is overwintering in invalid body with mycelium, and the main primary infection for becoming coming year disease comes
Source, muck with the invalid body that do not rot and in spite of illness seed can also become primary source of infection.The conidium generated after germ is overwintering,
The gentle stream of wind and rain is mainly borrowed to propagate, germ tube condition is suitable for sprouting, and is grown from spore apical cell mostly, spore base cells are very
Germ tube can also be grown to intermediate cell.
The present invention provide it is a kind of for reducing or the chemical combination that prevents corn from being infected by the toxin that big spot Exserohilum bacterium is formed
Object.
The surprised discovery of the present invention, fluorine indenes azoles bacterium amine is in the toxin for reducing or preventing corn and being formed by big spot Exserohilum bacterium
It is excellent in infecting.
The present invention provides purposes of the fluorine indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting.
Fluorine indenes azoles bacterium amine, CAS:1383809-87-7；Chemical name is the fluoro- 1,1,3- front three of 3- difluoromethyl-N-(7-
Base -4- indanyl) -1- methyl -4- pyrazolecarboxamide；Its molecular structural formula are as follows:
Fluorine indenes azoles bacterium amine is developed by I-F, which has been proposed in CN103502220.
Fluorine indenes azoles bacterium amine of the invention can be the mixed of the enrichment of one of racemic mixture (I)-RS or two kinds of enantiomers
Close object or substantially pure specific enantiomeric (I)-R or (I)-S.
(I)-R (I)-S
In two kinds of enantiomeric forms of fluorine indenes azoles bacterium amine, substantially pure isomers R is preferred.
The present invention also provides a kind of bactericidal compositions of fluorine-containing indenes azoles bacterium amine, include fluorine indenes azoles bacterium amine active constituent, filling
Agent and/or surfactant.
In the bactericidal composition of the fluorine-containing indenes azoles bacterium amine, the gross weight that fluorine indenes azoles bacterium amine accounts for the bactericidal composition is
1%-90%, preferably 1%-80%, more preferable 1%-70%, more preferable 1%-60%, more preferable 1%-50%, more preferable 5%-50%.
Fluorine indenes azoles bacterium amine can directly, in the form of its preparaton or use form prepared therefrom is applied.It is formulated conventionally
Agent be, for example, suspending agent, seed coat agent, wettable powder, water dispersible granules, microcapsule suspending agent, coated granule, squeeze out granule,
Missible oil, microemulsion, aqueous emulsion, effervescent tablet, ultra low volume liquids, electrostatic oil agent.Under every kind of preparaton form, it should be ensured that this hair
The best possible distribution of bright reactive compound fluorine indenes azoles bacterium amine used and filler and/or surfactant.
The preparaton of the invention can by known way by the active constituent fluorine indenes azoles bacterium amine and filler and/or
Surfactant is mixed and is prepared, other conventional additives can be also added, such as drier and colorant, stabilizer, pigment, defoaming
Agent, preservative, thickener etc..
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.
Liquid filler is usual are as follows: water, alcohol type (such as methanol, ethyl alcohol, isopropanol, butanol, ethylene glycol etc.), ketone
(such as acetone, methyl ethyl ketone, isobutyrone, cyclohexanone etc.), ethers (such as ether, dioxanes, methylcellulose,
Tetrahydrofuran etc.), aliphatic hydrocarbon class (such as kerosene, mineral oil etc.), aromatic hydrocarbons class (such as benzene,
Toluene, dimethylbenzene, solvent naphtha, alkylnaphthalene, chlorinated aromatic hydrocarbons, chlorinated aliphatic hydrocarbon, chlorobenzene etc.), halogenated hydrocarbon class, amide
Class, sulfone class, dimethyl sulfoxide, mineral and vegetable oil, animal oil etc..
Solid-filling agent is usual are as follows: phyteral powdery type (such as soy meal, starch, grain dust, wood powder, bark powder, saw
End, walnut shell powder, wheat bran, cellulose powder, coconut husk, corncob and tobacco stem particle, extract plant essence after residue
Deng), paper, sawdust, crush the synthesized polymer body of synthetic resin etc., clay class (such as kaolin, bentonite, acid china clay etc.),
Talcum powder class.Silica (such as diatomite, silica sand, mica, aqueous silicic acid, calcium silicates), active carbon, natural mineral matter class are (floating
Stone, attapulgite and zeolite etc.), fire diatomite, sand, (such as polyethylene, polypropylene, the polyvinylidene chloride such as plastics medium
Deng), potassium chloride, calcium carbonate, the inorganic mineral powder of calcium phosphate etc., ammonium sulfate, ammonium phosphate, urea, ammonium chloride etc. chemistry
Fertilizer, clay fertilizer, these substances can be used alone or two or more is mixed.
To make the emulsification of effective component compound, dispersion, solubilized and/or wetting that surfactant example can be used
Fatty alcohol polyoxyethylene ether, polyoxyethylene alkylaryl ether, polyoxyethylene higher fatty acid esters, polyoxyethylene alcohol can such as be enumerated
Or the phosphate of phenol, the aliphatic ester of polyalcohol, alkyl aryl sulphonic acid, naphthalene sulfonic acid polymer, lignosulfonates, macromolecule comb
Branch shape copolymer, butyl naphthalene sulfonate, alkylaryl sulfonates, sodium alkylsulfosuccinates, grease, fatty alcohol and the epoxy of shape
The polyacrylates such as oxide condensate, alkyltaurate, protein hydrolysate.Suitable oligosaccharide object or polymer, such as
Based on individual vinyl monomer, acrylic acid, polyoxyethylene and/or polyoxypropylene or itself and such as (polynary) alcohol or (polynary) amine
Combination.
Also can be used in preparaton tackifier such as carboxymethyl cellulose and powder, particle or latex form natural and
Synthetic polymer, such as gum arabic, polyvinyl alcohol and polyvinyl acetate or natural phospholipid, such as cephalin and lecithin
Rouge and synthetic phospholipid.Other additives are mineral oil and vegetable oil.
The colorant that may be used such as inorganic pigment, for example, iron oxide, titanium oxide and Prussian blue and organic dyestuff, such as
Alizarin dyes, azo dyes or metal phthalein mountain valley with clumps of trees and bamboo dyestuff and trace nutrient, such as iron, manganese, boron, ketone, cobalt, molybdenum and zinc salt.
The disintegrating agent that may be used is selected from: bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, sodium bicarbonate
One of or it is a variety of.
The stabilizer that may be used is selected from: one of sodium citrate, resorcinol.
The antifreezing agent that may be used is selected from: one of ethylene glycol, propylene glycol, glycerine, urea are a variety of.
The defoaming agent is selected from: silicone oil, silicone compound, C10-20 Saturated fat acids compound, C8-10Fatty alcohol
One of class compound is a variety of.
Optionally, also may include other annexing ingredients, for example, protecting colloid, adhesive, thickener, thixotropic agent, bleeding agent,
Stabilizer, screening agent.
Bactericidal composition of the present invention can also with other medicaments with weeding, desinsection or bactericidal property, especially
It is to be used in mixed way with fungicide.If fluorine indenes azoles bacterium amine is applied in combination with other fungicides, preferably by them and one kind or two
Other fungicides of kind are used in combination.
Fluorine indenes azoles bacterium amine can also be administered in combination with following fungicide:
Acylalaninies class, for example, M 9834 (benalaxyl), metalaxyl (metalaxyl), fenfuram (ofurace),
Wakil (oxadixyl);
Amine derivative, such as 4- dodecyl -2,6- thebaine (aldimorph), dodine (dodine), dodemorfe
(dodemorph), butadiene morpholine (fenpropimorph), fenpropidin (fenpropidin), Guanoctine (guazatine), double
The pungent acetate of guanidine (iminoctadine), spiral shell dislike luxuriant amine (spiroxamine), tridemorph (tridemorph)；
Anilino-pyrimidine, such as pyrimethanil (pyrimethanil), mepanipyrim (mepanipyrim) or cyclopropyl pyrimidine
(cyprodinil)；
Antibiotic, such as cycloheximide (cycloheximide), griseofulvin (griseofulvin), spring thunder element
(kasugamycin), myprozine (natamycin), Polyoxin (polyoxin) or streptomysin (streptomycin);
Azole, such as Bitertanol (bitertanol), bromuconazole (bromoconazole), cyproconazole
(cyproconazole), difenoconazole (difenoconazole), olefin conversion (dinitroconazole), benzoxazole
(fenbuconazole), Fluquinconazole (fluquinconazole), Flusilazole (flusilazole), hexaconazole
(hexaconazole), enzyme (imazalil), nitrile bacterium azoles (myclobutanil), penconazole (penconazole), the third ring
Azoles (propiconazole), Prochloraz (prochloraz), prothioconazoles (prothioconazole), Tebuconazole
(tebuconazole), triazolone (triadimefon), triadimenol (triadimenol), fluorine bacterium azoles (triflumizole),
Triticonazole (triticonazole), the chloro- 7- of 5- (4- methyl piperidine -1- base) (2,4,6- trifluorophenyl)-[1,2,4] -6-
Triazol [1,5-a] pyrimidine;
Dicarboximide class, as iprodione (iprodione), myclozolin (myclozolin), procymidone (procymidone),
Vinclozolin (vinclozolin)；
Dithiocarbamates, such as fervam (ferbam), Dithane A40 (nabam), maneb (maneb), Dai Senmeng
Zinc (mancozeb), metham-sodium (metam), Carbatene (metiram), propineb (propineb), polycarbamate
(polycarbamate), thiram (thiram), ziram (ziram), zineb (zineb)；
Heterocyclic compound, such as anilazine (anilazine), benomyl (benomyl), Boscalid (boscalid), carbendazim
(carbendazim), carboxin (carboxin), carboxin (oxycarboxin), cyazofamid (cyazofamid), dazomet
(dazomet), Delan (dithianon), it is oxazolone bacterium (famoxadone), Fenamidone (fenamidone), different phonetic
Mykol (fenarimol), furidazol (fuberidazole), flutolanil (flutolanil), furan pyrazoles spirit
(furametpyr), the third oxygen mebenil (mepronil), nuarimol (nuarimol), probenazole (probenazole), third
Oxygen quinoline (proquinazid), praziquantel (pyrifenox), pyroquilon (pyroquilon), quinoxyfen (quinoxyfen),
Silthiopham (silthiofam), Apl-Luster (thiabendazole), thifluzamide (thifluzamide), thiophanate methyl
(thiophanate-methyl), tiadinil (tiadinil), tricyclazole (tricyclazole)；
Copper fungicide, such as Bordeaux mixture (Bordeau mixture), copper acetate, Cupravit (copperoxychloride), alkali formula
Copper sulphate；
Phenylpyrrole class, as fenpiclonil (feniclonil) or fluorine dislike bacterium (fludioxonil);
Sulfenic acids derivative such as difoltan (captafol), captan (captan), Euparen (dichlofluanid), is gone out
Bacterium pellet (folpet), tolyfluanid (tolylfluanid);
Cinnamamide and similar compound, such as dimethomorph (dimethomorph), fluorine biphenyl bacterium (flumetover) or fluorine
Quinoline (flumorph).
Strobilurins class (strobilurins), such as nitrile Fluoxastrobin (azoxystrobin), dimoxystrobin
(dimoxystrobin), fluoxastrobin (fluoxastrobin), kresoxim-methyl (kresoxim-methyl), SSF 126
(metominostrobin), orysastrobin (orysastrobin), ZEN 90160 (picoxystrobin) or trifloxystrobin
(trifloxystrobin);
Other fungicides, as thiadiazoles plain (acibenzolar-S-methyl), benzene metsulfovax (benthiavalicarb),
Carpropamide (carpropamid), Bravo (chlorothalonil), cyflufenamid (cyflufenamid), cymoxanil
(cymoxanil), diclomezine (diclomezine), double chlorine zarilamid (diclocymet), diethofencarb (diethofencarb),
Hinosan (edifenphos), Guardian (ethaboxam), fenhexamid (fenhexamid), zarilamid
(fenoxanil), ferimzone (ferimzone), fluazinam (fluazinam), fosetyl aluminium (fosetyl-aluminum), isopropyl
Bacterium amine (iprovalicarb), hexachloro-benzene (hexachlorobenzene), metrafenone (metrafenone), Pencycuron
(pencycuron), hundred dimension spirit (propamocarb), Rabcide (phthalide), tolelofos-methyl (tolclofos-
Methyl), pentachloronitrobenzene (quintozene), zoxamide (zoxamid).
Composition of the present 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 preparaton form provided by the invention.
The bactericidal composition of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine reduces or prevents plant, plant propagation material
The purposes that the plant organ then grown is infected by the toxin that big spot Exserohilum bacterium is formed.
The bactericidal composition of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine be applied to needed for prevent and treat place reduce or
The purposes for preventing soil or cultivation medium from being infected by the toxin that big spot Exserohilum bacterium is formed.
The bactericidal composition of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine reduces or prevents kind for handling seed
The purposes that son is infected by the toxin that big spot Exserohilum bacterium is formed.
The present invention provides a kind of method for reducing or preventing corn and being infected by the toxin that big spot Exserohilum bacterium is formed, and uses institute
The bactericidal composition processing pathogenic bacteria of the fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine stated and/or its environment or plant, plant are numerous
Grow material and then grow plant organ, soil, material or space, stock.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The bactericidal composition of fluorine-containing indenes azoles bacterium amine applied with seed treatment, foliage applying, stem, is impregnated with, instiled, is poured, sprayed, is sprayed,
The modes such as dusting, distribution or smoke handle pathogenic bacteria and/or its environment or plant, plant propagation material and then grow
Plant organ, soil, material or space, stock.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The bactericidal composition of fluorine-containing indenes azoles bacterium amine acts on plant or plant part.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The plant organ that the bactericidal composition of fluorine-containing indenes azoles bacterium amine acts on plant propagation material and then grows.
A method of reducing or preventing corn and infected by the toxin that big spot Exserohilum bacterium is formed, with fluorine indenes azoles bacterium amine or
The bactericidal composition of fluorine-containing indenes azoles bacterium amine acts on soil or cultivation medium.
Administration time, application times and the rate of application used in each case must be adapted with condition prevailing and must
Each independent situation must be determined by those skilled in the art.
Being handled with the bactericidal composition of fluorine indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine can be protectiveness and therapeutic.It can be with
Before or after by infected by harmful fungi.It is preferred that carried out as close possible to time for infecting, i.e., as close possible to infecting
Time point when infect before or after.
The bactericidal composition of fluorine indenes azoles bacterium amine of the present invention or fluorine-containing indenes azoles bacterium amine can be used as in crop protection
Blade face fungicide, can also be used as fungicide for dress seed and as soil fungicide, can also adopt rear stock anti-corrosion
Antistaling agent.
Bactericidal composition of the invention can handle all plants." plant " refers to all plants and plant population, such as manages
Wild plant think and undesirable, cultivated plant and plant variety are (regardless of whether by plant variety or plant cultivation human rights benefit
Protection).Cultivated plant and plant variety can be the plant obtained by Sterile culture and breeding method, these methods can be auxiliary
With or be supplemented with one or more biological technique methods, such as use dihaploid, protoplast fusion, random prominent with orientation
Change, molecule or genetic marker, or use bioengineering and genetic engineering method.Plant part refers to all grounds and ground of plant
Lower part and organ, such as bud, leaf, Hua Hegen, such as leaf, needle, stem, branch, flower, fructification, fruit and seed and root,
Bulb and rhizome.Crop and nourish and generate and case of propagation material, for example, transplant, bulb, rhizome, running roots and seed also belong to
In plant part.
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.Therefore, plant part used herein includes plant
Propagation material.It is mentioned that such as seed, root, fruit, stem tuber, bulb, rhizome and plant part.To germinate from soil
The germination plant and effective plant inhibited afterwards or after emergence.Young plant can be carried out by dipping all or local before transplantation
Processing is to be protected.
Currently preferred plant propagation material is seed.Bactericidal composition of the present invention is also particularly suitable for processing kind
Son.Crop damage caused by most harmful fungoid is due to during storage or after sowing and in plant germination process
In or germination after seed infringement caused by.Since the root and branch of growth period plant are especially sensitive and even if small damage
Evil can result in the death of plant.This stage is particularly critical because by using suitable composition protection seed and
The plant of germination is extremely important.
The present invention also in particular to passes through the Bactericidal composite with fluorine indenes azoles bacterium amine of the present invention or fluorine-containing indenes azoles bacterium amine
The toxin that object is formed to handle seed with reducing or preventing seed and germinating plants from big spot Exserohilum bacterium infects.The party
Method additionally applying crop protection without additional application crop protection agents or at least significant ground after planting or after plant germination
Agent.On the other hand, optimize the amount of used reactive compound, using bactericidal composition of the present invention with farthest
Invasion of the protection against plant pathogenic fungi of seed and germinating plants are provided, and plant itself not will receive and use work
The damage of property compound.
The bactericidal composition of fluorine indenes azoles bacterium amine of the present invention or fluorine-containing indenes azoles bacterium amine is suitable in substantially stabilized state
Lower processing is so that processing will not cause any damage to seed.In general, can any point-in-time between picking and sowing
Carry out processing seed.Commonly used seed is separated from plant and is isolated from cob, shell, stem, epidermis, hair or pulp.
Therefore, it is possible to use for example, by picking, cleaning and the dry seed to water content lower than 15%.Alternatively, it is also possible to make
With after drying for example with water process, then dry seed once more.
The medicament of the method for seed treatment, such as can there are, diluent liquid or solid-like does not have to dilution directly general
Seed is immersed in liquid condition solution the method for making medicament be impregnated with seed, is blended in solid chemicals or liquid preparation and seed
Together, being coated processing makes the method for the surface of the seed attachment medicament, the methods of sprinkling near seed while plantation.
Harm budding after plant plant pathogenic fungi control mainly by using crop protection agents processing soil and
The aerial part of plant carries out.
The bactericidal composition of fluorine indenes azoles bacterium amine of the present invention or fluorine-containing indenes azoles bacterium amine can be used for processing soil with
Corn is reduced or prevented to be infected by the toxin that big spot Exserohilum bacterium is formed.The method that medicament is applied into soil, such as by liquid
Body medicament is diluted in water or does not dilute and the methods of is directly applied in the root of plant or the rice seedling bed of seedling, by granule
The method being disseminated in the root of plant or the rice seedling bed of seedling, which has, is sprayed on soil for pulvis, water dispersible granules etc. prior to seeding
The method integrally mixed in earth and with soil will be sprayed on before sowing or before serike body after pulvis, water-dispersible grain dilution agent
In implantation hole, seed furrow, method of sowing etc. is being carried out.
The bactericidal composition of fluorine indenes azoles bacterium amine of the present invention or fluorine-containing indenes azoles bacterium amine can be used for handling plant or plant
Object aerial part is infected with reducing or preventing corn by the toxin that big spot Exserohilum bacterium is formed.To plant or plant shoot
The used time is given, is used in the form of aqueous spray liquid.Application preferably by carrying out by spraying.Entirely in plant by jet sprays
Part or each plant part is only sparged on face.The selection of each plant part of spray liquid to be administered depend on plant variety and its
Stage of development.
The bactericidal composition of fluorine indenes azoles bacterium amine of the present invention or fluorine-containing indenes azoles bacterium amine can be used for processing stock
It is infected with reducing or preventing corn by the toxin that big spot Exserohilum bacterium is formed.
According to the present invention, term " stock " is understood as referring to have originated from natural life cycle and it is desirable that long-term preservation
Plant or animality source natural materials and its processed form.The stock of plant origin, such as plant or its portion
Point, it, can be with the state of fresh harvesting or with form processing such as (pre-) dry, profit such as stem, leaf, stem tuber, seed, fruit or seed
Wet, crushing, grinding, compacting or baking are protected.It is also possible to timber, thick timber form such as construction timber, electric pole and fence；
Or final product form, such as the furniture made of timber or article.The stock of animal origin is animal skin, leather, hair, hair etc..Root
It can prevent the invasion of the fungi or bacterium of storage period such as burn into from fading or mouldy according to composition of the invention.It is preferred that will " storage
Object " is understood as referring to the natural materials and its form processing of plant origin.
The bactericidal composition of fluorine indenes azoles bacterium amine of the present invention or fluorine-containing indenes azoles bacterium amine can pass through different processing sides
Method processing:
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.
The present invention provides a kind of method for reducing or preventing corn and being infected by the toxin that big spot Exserohilum bacterium is formed, can be with
It is treatment, prevention or method of eradication.
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.
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.
Pesticide indoor toxicity test
The toxicity test of the big spot Exserohilum bacterium of corn
Using mycelial growth rate method is inhibited, medicament is measured to the inhibiting effect of the big spot Exserohilum bacterium of corn.
It will be first configured to after medicament dissolution with sterile water to the effective suitable quality concentration mother liquor of different bacterium, when use is diluted to
Equimultiple or uniform gradient series concentration liquid hold medicine plate by what the volume ratio of medical fluid and 1 ︰ 9 of culture medium were made into final content of dispersion, to add
The plate of sterile water is control.Colony edge with the punch of diameter 6mm in preculture 5d is beatened to take bacteria cake, face down inoculation
To in drug containing tablet (PDA culture medium), every processing is repeated 4 times, and is placed in 26 DEG C of incubators after cultivating 6d, with crossing method tune
Look into each processing colony diameter.The inhibiting rate that each processing is calculated by (1) formula carries out data statistic analysis, test weight using DPS software
It is 2 times multiple.
Inhibiting rate %=[(control bacterium colony increases diameter-processing bacterium colony and increases diameter)/control bacterium colony increases diameter] ×
100(1)
Linear regression analysis is carried out between drug concentration logarithm (x) and inhibiting rate probability value (Y), finds out virulence regression equation
(Y=a+bx) and related coefficient (r) then find out concentration (EC in effectively inhibiting50Value).
Table 1: to the virulence test result of the big spot Exserohilum bacterium of corn
It is higher that mycelial growth rate method measurement result shows that fluorine indenes azoles bacterium amine has the growth of corn big spot Exserohilum bacterium mycelia
Virulence.
On corn in the anti-big spot Exserohilum bacterium of corn Fungicidally active measurement
It is the corn 7-9 leaf phase, artificial spraying, it is administered when not falling ill 1 time, first carries out the whole district and be inoculated with the leaf blight of corn, every plant of 2-3g warp
The leaf blight of corn disease leaf that high speed disintegrator crushes, is then administered by scheme.
It is once investigated after medicine.Every cell selects 3 points of investigation at random, and every continuously takes 5 plants, to Three ear leaves as an entirety,
It is evaluated, counts 15 plants, a situation arises according to control and locality, is classified in conjunction with national standard, and make an appraisal to safety.
Leaf blight of corn stage division:
0 grade: disease-free.
1 grade: lesion area accounts for 5% or less full wafer leaf area；
3 grades: lesion area accounts for the 6~10% of full wafer leaf area.
5 grades: lesion area accounts for the 11~25% of full wafer leaf area.
7 grades: lesion area accounts for the 26~50% of full wafer leaf area.
9 grades: lesion area accounts for 51% or more of full wafer leaf area.
Investigation quantity, the sick number of sheets at different levels are recorded, disease incidence, disease severity and control efficiency are calculated.
Without state of an illness radix before medicine, preventive effect is calculated according to the following formula:
Control efficiency (%)=[(CK1- PT1)/CK1] × 100
CK1 is check plot, and PT1 is treatment region.
3d, 7d observe phytotoxicity situation after medicine, evaluate the safety of corn.
2 fluorine indenes azoles bacterium amine of table prevents and treats the investigation of leaf blight of corn preventive effect
Test result shows that fluorine indenes azoles bacterium amine shows excellent preventive effect to the leaf blight of corn.The safety of 3d, 7d to corn after medicine
Evaluation result shows that fluorine indenes azoles bacterium amine is to corn safety, no phytotoxicity.
Claims (7)
1. purposes of the fluorine indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting.
2. a kind of use of bactericidal composition of fluorine-containing indenes azoles bacterium amine in reducing or preventing corn by big spot Exserohilum bacterium and infecting
On the way.
3. purposes according to claim 2, it is characterised in that: the gross weight that fluorine indenes azoles bacterium amine accounts for the bactericidal composition is
1%-90%, preferably 1%-80%, more preferable 1%-70%, more preferable 1%-60%, more preferable 1%-50%, more preferable 5%-50%.
4. purposes according to claim 2, which is characterized in that the bactericidal composition, dosage form are suspending agent, kind clothing
Agent, wettable powder, water dispersible granules, microcapsule suspending agent, coated granule, squeeze out granule, missible oil, microemulsion, aqueous emulsion,
Effervescent tablet, ultra low volume liquids, electrostatic oil agent.
5. a kind of method for reducing or preventing corn and being infected by the toxin that big spot Exserohilum bacterium is formed, spy is being, fluorine is used
The bactericidal composition of indenes azoles bacterium amine or fluorine-containing indenes azoles bacterium amine handles pathogenic bacteria and/or its environment or plant, plant propagation material
And then grow plant organ, soil, material or space, stock.
6. according to the method described in claim 5, it is characterized in that, with fluorine indenes azoles bacterium amine or the Bactericidal composite of fluorine-containing indenes azoles bacterium amine
Object applied by seed treatment, foliage applying, stem, is impregnated with, instiled, is poured, sprayed, is sprayed, dusting, in a manner of distribution or smoke etc.
Manage pathogenic bacteria and/or its environment or plant, plant propagation material and the plant organ then grown, soil, material or sky
Between, stock.
7. according to the method described in claim 5, it is characterized in that, the processing can be infected by big spot Exserohilum bacterium
Before or after carry out.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114766493A (en) * | 2022-04-29 | 2022-07-22 | 青岛恒宁生物科技有限公司 | Bactericidal composition containing agricultural antibiotic and application thereof |
| CN114766493B (en) * | 2022-04-29 | 2024-05-17 | 青岛恒宁生物科技有限公司 | Sterilization composition containing agricultural antibiotics and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103502220A (en) * | 2010-12-20 | 2014-01-08 | I-F产品协作基金会 | Aminoindanes amides having a high fungicidal activity and phytosanitary compositions thereof |
| CN103518725A (en) * | 2013-10-14 | 2014-01-22 | 安徽丰乐农化有限责任公司 | Bactericide taking boscalid as effective component and for rice field, wheat field and corn field |
| CN108719300A (en) * | 2017-04-20 | 2018-11-02 | 江苏龙灯化学有限公司 | A kind of bactericidal composition |
-
2017
- 2017-07-10 CN CN201710557016.6A patent/CN109221146B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103502220A (en) * | 2010-12-20 | 2014-01-08 | I-F产品协作基金会 | Aminoindanes amides having a high fungicidal activity and phytosanitary compositions thereof |
| CN103518725A (en) * | 2013-10-14 | 2014-01-22 | 安徽丰乐农化有限责任公司 | Bactericide taking boscalid as effective component and for rice field, wheat field and corn field |
| CN108719300A (en) * | 2017-04-20 | 2018-11-02 | 江苏龙灯化学有限公司 | A kind of bactericidal composition |
Non-Patent Citations (2)
| Title |
|---|
| 严明等: "甲氧基丙烯酸酯类等四大类杀菌剂市场概况及前景展望", 《现代农药》 * |
| 张永礼: "《玉米病虫害绿色防治》", 30 April 2016, 吉林人民出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114766493A (en) * | 2022-04-29 | 2022-07-22 | 青岛恒宁生物科技有限公司 | Bactericidal composition containing agricultural antibiotic and application thereof |
| CN114766493B (en) * | 2022-04-29 | 2024-05-17 | 青岛恒宁生物科技有限公司 | Sterilization composition containing agricultural antibiotics and application thereof |
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| CN109221146B (en) | 2021-04-06 |
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