CN103348991A - Fungicide composition containing boscalid and mancozeb - Google Patents
Fungicide composition containing boscalid and mancozeb Download PDFInfo
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- CN103348991A CN103348991A CN2013102939537A CN201310293953A CN103348991A CN 103348991 A CN103348991 A CN 103348991A CN 2013102939537 A CN2013102939537 A CN 2013102939537A CN 201310293953 A CN201310293953 A CN 201310293953A CN 103348991 A CN103348991 A CN 103348991A
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Abstract
The invention relates to a fungicide composition, in particular the fungicide composition containing active ingredients of boscalid and mancozeb. The fungicide composition contains the active ingredients of boscalid and mancozeb, wherein the weight ratio of boscalid to mancozeb is (1 to 20) to (20 to 1) and the total weight of boscalid and mancozeb in the composition accounts for 1-50% of the weight of the whole composition. Boscalid and mancozeb are applied synchronously, respectively or successively to control on fungi on grains, fruits, vegetables and economic crops.
Description
Technical field
What a kind of Fungicidal composition that contains Boscalid and mancozeb of the present invention related to is a kind of Fungicidal composition, relates in particular to a kind of Fungicidal composition that contains active component Boscalid and mancozeb.
Background technology
In horticultural crop and dry-land crop production, crop can run into multiple fungi or infecting of bacterium and various diseases, also often because of in the soil multiple cause a disease or saprophytic fungi (mould such as corruption, epidemic disease is mould, Rhizoctonia solani Kuhn, sickle-like bacteria, botrytis cinerea etc.) and bacterium (soft-rot fungi etc.) infect harm, cause mashed kind, mashed root, seedling extremely.
Boscalid (
Boscalid), its chemical name 2-chloro-N-(4 '-chlorodiphenyl-2-yl) vitamin PP, structural formula is:
Boscalid is a kind of nicotinamide bactericide, researched and developed first successfully by BASF Aktiengesellschaft, fungicidal spectrum is wider, has prevention effect, almost all types of fungal diseases there is activity, very effective to preventing and treating powdery mildew, gray mold, root rot, stalk break and various rots etc., be difficult for producing cross resistance, resistance bacterium to other medicaments is also effective, is mainly used in comprising the control of the diseases such as rape, grape, fruit tree, vegetables and field crop.Result of the test shows that Boscalid has obvious control efficiency to sclerotinia rot of colza, and diseased plant rate preventive effect of optimum period medication and disease index preventive effect all can reach more than 80%, other medicaments that are better than applying at present.
Boscalid is a kind of mitochondrial respiratory inhibitor, be succinate dehydrogenase inhibitors (SDHI), succinic acid ubiquinone reductase (being also referred to as Complex II) works on the mitochondria electron transport chain by suppressing for it, and its mechanism of action and other amide-types and benzamide series bactericidal agent are similar.It all has effect to the whole growth link of pathogen, and especially the spore-germination inhibitory action is stronger.It also has outstanding preventive effect and good leaf intrinsic permeability.
Boscalid is blade face applying bactericidal agent, can in the vertical infiltration of leaves of plants section with to the top transmission, have excellent prevention effect, and certain result for the treatment of is arranged.It can suppress spore germination, germ tube elongation, hapteron formation, and is also effective in the every other vegetative period of fungi, presents remarkable resistance of rainwater washing against and lasting effect.
Boscalid is wide spectrum, systemic fungicide, and it can effectively prevent and treat the disease that sterol inhibitor, double imide class, benzimidazole, aniline pyrimidine class, phenylamide and methoxy acrylic bactericide is produced resistance.This product can transfer to by xylem blade tip and the leaf margin of plant to the top; It also has vertical osmosis, can by leaf section tissue, be delivered to the back side of leaf; But, this product is very little in vapor phase reallocation effect.Boscalid is used for powdery mildew, brown rot (Monilinia spp), the leaf spot (Mycosphaerella spp) on control grape, lawn, fruit tree, vegetables and the ornamental plants and the disease that is caused by alternaric bacteria (Alternaria spp), botrytis cinerea (Botrytis spp), sclerotium germ (Sclerotinia spp) mainly by the cauline leaf spraying.But also be used for the farming things such as cereal, grape, peanut and potato with complex preparation.
Mancozeb, its chemical name are the complex salt of the two two thiocarbamoyl manganese of ethylene and zinc, and its structural formula is:
Mancozeb is a kind of good protective fungicide, belongs to low-toxin farm chemicals.Because wide, the difficult resistance that produces of its bactericidal range, control efficiency obviously is better than other same series bactericidal agents, so consumption is large tonnage product in the world always.At present, domestic most composite bactericide is all formulated with mancozeb processing, manganese, zinc microelement have significantly short strong, production-increasing function to crop, use by the more than ten years field, remarkable to preventing and treating pear scab, alternaria leaf spot of apple, vegetable category epidemic disease, downy mildew, field crop rust texts, can effectively control disease fully without other any bactericide and occur, steady quality, reliable.Main controlling object: pear scab, citrus scab, canker, alternaria leaf spot of apple, downy mildew of garpe, downy mildew of lichee, phytophthora root rot, Pepper Phytophthora Blight, cucumber, muskmelon, water melon frost mildew, tomato blight, Cotton Boll Rot, wheat rust, powdery mildew, the large spot of corn, cecospora spot, black shank, Chinese yam anthracnose, brown rot, collar maize ear rot, spot defoliation etc.
Patent application 201310003459.2 discloses Boscalid and mancozeb bactericidal composition, is used for the control eliminating vegetable botrytis.But 60% Boscalid+mancozeb wettable powder and 70% Boscalid+mancozeb water dispersible granule is only disclosed.
The single dose of Boscalid, mancozeb all is that active constituent content surpasses 50% preparation in the market.Mancozeb the smell of rotten egg is arranged so that when using in the field operator offending sensation appears.
Summary of the invention
The objective of the invention is for above-mentioned weak point, a kind of Fungicidal composition that contains Boscalid and mancozeb is provided, is a kind of Fungicidal composition that contains Boscalid and mancozeb of low content.
Find, simultaneously, i.e. associating or separate administration Boscalid and mancozeb, or use successively Boscalid and mancozeb so that prevent and treat better harmful fungoid than using each compound separately.Mancozeb the smell of rotten egg is arranged so that when using in the field operator offending sensation appears.The present invention is a kind of Fungicidal composition that contains Boscalid and mancozeb of low content.Although reduced Boscalid and the mancozeb content in Fungicidal composition, but compare with the composition of the Boscalid that contains high-load and mancozeb, under identical dilution rate, Boscalid and the mancozeb Fungicidal composition that contains low content provided by the invention still kept higher activity.And because in the composition, the content of Boscalid and mancozeb, the smell of the rotten egg of Fungicidal composition weakens, and experiences for the dispenser of operator and has brought benefit.On the other hand, the acyl bacterium amine of low content of the present invention and mancozeb Fungicidal composition, toxicity and the residual preferably balance that reaches, cost is also lower.
A kind of Boscalid and mancozeb Fungicidal composition of containing of the present invention takes following technical scheme to realize:
A kind of Fungicidal composition that contains Boscalid and mancozeb is characterized in that: contain active component Boscalid and mancozeb, wherein Boscalid and mancozeb weight proportion are 1:20-20:1.
A kind of Fungicidal composition that contains Boscalid and mancozeb, Boscalid and mancozeb weight proportion are 1:20-1:4.
A kind of Fungicidal composition that contains Boscalid and mancozeb, Boscalid and mancozeb weight proportion are 6:1-20:1.
A kind of Fungicidal composition that contains Boscalid and mancozeb, Boscalid and the mancozeb weight in composition accounts for the 1-50% of whole composition.
A kind of Fungicidal composition that contains Boscalid and mancozeb, Boscalid and the mancozeb weight in composition accounts for the 10-50% of whole composition.
A kind of Fungicidal composition that contains Boscalid and mancozeb, Boscalid and mancozeb mix with filler and/or surfactant.
A kind of Fungicidal composition that contains Boscalid and mancozeb can be mixed with the upper any formulation that allows of agricultural.Described formulation is suspending agent, plants clothing agent, wetting powder, water dispersible granules, microcapsule suspending agent, ZC, coated granule, extrudes granule, missible oil, microemulsion, aqueous emulsion, effervescent tablet.
A kind of method of preventing and treating plant pathogen acts on pathogenic bacteria and/or its environment with Fungicidal composition of the present invention, perhaps in plant, plant parts, seed, soil, zone, material or the space.
A kind of method of preventing and treating plant pathogen is used Boscalid and mancozeb simultaneously or is used respectively or sequential application.
A kind of Fungicidal mixture of Boscalid and mancozeb that contains is for the purposes of preventing and treating fungi on cereal, fruit, vegetables, the economic crops.
Described Fungicidal mixture a large amount of fungies of control in various crop plants such as banana, cotton, vegetable variety (for example cucumber, beans, tomato and cucurbitaceous plant), barley, dogstail, oat, coffee, potato, corn, fruit variety, rice, rye, soybean, grape vine, wheat, ornamental plants, sugarcane and a large amount of seed are even more important.
Fungicidal composition of the present invention has extraordinary fungicide performance, and can be used to prevent and treat phytopathogenic fungi, such as Plasmodiophoromycetes, Oomycete, Chytridiomycetes, connect with wide region plant pathogenic fungis such as Gammaproteobacteria, Ascomycetes, Basidiomycetes, deuteromycetes and have excellent activity.Contain Boscalid and mancozeb Fungicidal mixture and can in crop protection, be used as blade face fungicide, be used for seed dressing and be used as soil fungicide as fungicide.
Fungicidal mixture of the present invention is particularly suited for preventing and treating following plant disease:
Chain lattice spore (AIternaria) on-vegetables, oilseed rape, sugar beet and fruit and the rice belongs to,
Silk capsule mould (Aphanomyces) on-sugar beet and the vegetables belongs to,
Bipolaris in-corn, Cereal, rice and the lawn (Bipolaris) belongs to and interior navel is wriggled spore
(Drechslera) belong to,
Standing grain white powder mattress (Blumeria graminis) (powdery mildew) on-Cereal,
Botrytis cinerea on-strawberry, vegetables, flowers and the grape vine (Botrytis cinerea) (gray mold),
Lettuce dish stalk mould (Bremia lactucae) on-lettuce,
Tail spore (Cercospora) on corn, soybean, rice and the sugar beet belongs to,
(for example the standing grain on the Cereal revolves spore to cochliobolus on-corn, Cereal, the rice (Cochliobolus) genus
Chamber bacterium (Cochliobolus sativus), the cochliobolus (Cochliobolus of palace section on the rice
miyabeanus)) ,
Thorn dish spore (Colletotricum) on-soybean and the cotton belongs to,
Interior navel on-Cereal and the corn spore (Drechslera) of wriggling belongs to,
Prominent navel on the-corn spore (Exserohilum) of wriggling belongs to,
. two spore powdery mildews (Erysiphe cichoracearum) and monofilament shell powdery mildew on the cucumber
(Sphaerotheca fuliginea) ,
Fusarium (Fusarium) on-each Plants belongs to and wheel branch spore (Verticillium) belongs to,
Gaeumannomyce on the-Cereal (Gaeumanomyces graminis) belongs to,
Red mould (Gibberella) on-Cereal and the rice belongs to the (gibberella fujikuroi (Gibberella on the rice for example
fujikuroi)) ,
Gram’s staining complex on the-rice (Grain staining complex),
Length on-corn and the rice spore (Helminthosporium) of wriggling belongs to,
Michrodochium nivale on the-Cereal,
Ball chamber bacterium (Mycosphaerella) on-Cereal, banana and the peanut belongs to,
Yam bean layer rest fungus (Phakopsora pachyrhizi) on-soybean and mountain horse sulphur layer rust mattress
(Phakopsara meibomiae) ,
Phomopsis on-soybean and the sunflower (Phomopsis) belongs to,
Phytophthora infestans on-potato and the tomato (Phytophthora infestans),
Grape on the-grape vine is given birth to single shaft mould (Plasmopara viticola),
Apple mildew bacterium on the-apple (Podosphaera leucotricha),
Wheat-based maize ear rot bacterium (Pseudocercosporella herpotrichoides) on-Cereal,
False downy mildew (Pseudoperonospora) on-lupulus and the cucurbit belongs to,
Handle rest fungus (Puccinia) on-Cereal and the corn belongs to,
Nuclear cavity bacteria on the-Cereal (Pyrenophora) belongs to,
Pyricularia oryzae on the-rice (Pyricularia 0 η zae), Bamboo grass wood photovoltaicing leather bacteria (Corticium sasakii), broom
Stalk Cylindrocarpon (Sarocladium oryzae), sheath rot of rice plant (S.attenuatum), rice leaf are deceived
Powder bacterium (Entyloma oryzae),
Piricularia oryzae on-lawn and the Cereal (Pyricularia grisea),
-lawn, rice, corn, cotton, oilseed rape, sunflower, sugar beet, vegetables and other are planted
Rotten mould (Pythium) on the thing belongs to,
-cotton, rice, potato, lawn, corn, oilseed rape, potato, sugar beet, vegetables and its
Rhizoctonia on his plant (Rhizoctonia) belongs to,
Sclerotinite on-oilseed rape and the sunflower (Sclerotinia) belongs to,
Wheat septoria on the wheat (Septoria tritici) and the many spore (Stagonospora of clever withered shell
nodorum) ,
Grape snag shell (Erysiphe) on-grape vine,
Setospaeria on-corn and the lawn belongs to,
Silk axle smut (Sphacelotheca reilinia) on-corn,
Thielaviopsis sp on-soybean and the cotton (Thievaliopsis) belongs to,
Tilletia foetida on the-Cereal (Tilletia) belongs to,
Smut on-Cereal, corn and the sugar beet (Ustilago) belongs to,
Black star bacterium (Venturia) on-apple and the pears belongs to (scab).
In addition, the present composition also is applicable in material (for example timber, paper, paint dispersion, fiber or fabric) protection and control harmful fungoid such as Paecilomyces varioti in the stored prod protection.
Fungicidal composition of the present invention also demonstrates has very strong incentive action to plant.Therefore, they are applicable to mobilize the inside of plant to defend to resist the harmful microbe attack.
In this article, plant excitation (induction of resistance) compound can be understood to such material, and system of defense that namely can stimulating plant is so that can demonstrate significant resistance to these fungies when processed plant when inoculating harmful fungoid afterwards.
Therefore, Fungicidal composition of the present invention is used in and has carried out for protective plant in the certain hour after the processing of mentioned pathogen attack.A period of time that this protection reaches is generally from using reactive compound to process preferred 1 to 7 day 1 to 10 day that begins to calculate.
Fungicidal composition of the present invention can be converted into conventional formulation, for example suspending agent, plant clothing agent, wetting powder, water dispersible granules, microcapsule suspending agent, ZC, coated granule, extrude granule, missible oil, microemulsion, aqueous emulsion, effervescent tablet.
The Fungicidal composition that contains Boscalid and mancozeb of the present invention, in the described Fungicidal composition, Boscalid and mancozeb mix with filler and/or surfactant.
Described Fungicidal composition, wherein the content of Boscalid and mancozeb accounts for the 1-50% of Fungicidal composition.
Described Fungicidal composition, wherein the content of Boscalid and mancozeb accounts for the 10-50% of Fungicidal composition.
Boscalid is known by EP-A 545099.Can there be (referring to WO 03/29219 and WO 2004/72039) in Boscalid with different crystal modifications and water and form.
According to the present invention, term " filler " refer to can be with reactive compound combined or associating so that it is easier to be administered to the natural or synthetic organic or inorganic compound of object (for example plant, crop or careless class).Therefore, described filler is preferably inertia, and it is acceptable to should be at least agricultural.Described filler can be solid or liquid.
Operable nonactive medium both can be that solid also can be liquid among the present invention, can be used as for example having that the solid media material uses: the phyteral powdery type (particle of soybean meal, starch, grain dust, wood powder, bark powder, sawdust, walnut shell powder, wheat bran, cellulose powder, coconut husk, corncob and tobacco stem for example, extract residue behind the plant essence etc.), paper, sawdust, pulverize synthesized polymer body, clay class (such as kaolin, bentonite, acid china clay etc.), the talcum powder class of synthetic resin etc.Silica (for example diatomite, silica sand, mica, moisture silicic acid, calcium silicates), chemical fertilizer, the clay fertilizer of active carbon, natural mineral matter class (float stone, attapulgite and zeolite etc.), the inorganic mineral powder of firing diatomite, sand, plastics medium etc. (such as polyethylene, polypropylene, polyvinylidene chloride etc.), potassium chloride, calcium carbonate, calcium phosphate etc., ammonium sulfate, ammonium phosphate, urea, greening ammonium etc., these materials can use separately or use with more than 2 kinds.
Can be used as can in following material, selecting of liquid media materials'use, water for example, alcohol type (methyl alcohol for example, ethanol, isopropyl alcohol, butanols, ethylene glycol etc.), ketone (acetone for example, methyl ethyl ketone, isobutyrone, cyclohexanone etc.), ethers (ether for example, dioxanes, methylcellulose, oxolane etc.), aliphatic hydrocarbon class (kerosene for example, the mineral wet goods), aromatic hydrocarbons class (benzene for example, toluene, dimethylbenzene, solvent naphtha, Fluhyzon, chlorinated aromatic hydrocarbons, chlorinated aliphatic hydrocarbon, chlorobenzene, etc.), the halogenated hydrocarbon class, amide-type, the sulfone class, dimethyl sulfoxide (DMSO), mineral and vegetable oil, the animal wet goods.
For making the emulsification of active ingredient compound; disperse; solubilization; and/or the wetting surfactant that can use for example can be enumerated fatty alcohol-polyoxyethylene ether; polyoxyethylene alkylaryl ether; the polyoxyethylene high-grade aliphatic ester; the phosphate of polyoxyethylene alcohol or phenol; the fatty acid ester of polyalcohol; the alkane aromatic sulfonic acid; the naphthalene sulfonic acids polymer; lignosulfonates; a dress copolymer of macromolecule comb shape; butyl naphthalene sulfonate; alkylaryl sulfonates; the alkyl sodium sulfosuccinate; grease; fatty alcohol and ethylene oxide condensate; the polyacrylates such as alkyltaurate; protein hydrolysate.Suitable oligosaccharide thing or polymer are for example based on the combination of independent vinyl monomer, acrylic acid, EO and/or PO or itself and for example (polynary) alcohol or (polynary) amine.
For making active ingredient compound decentralized stabilization, adhering to and/or combination, can use such as adjuvants such as xanthans, aluminium-magnesium silicate, gelatin, starch, methyl cellulose, polyvinyl alcohol, polyvinyl acetate and natural phospholipid (such as cephalin and lecithin) and synthetic phospholipid, bentonite, sodium lignin sulfonates.
The optional spent glycol of antifreezing agent wherein, propane diols, glycerine, sorbierite.Can use adjuvant such as naphthalene sulfonic acids polymer, polymeric phosphate etc. as the deflocculant of suspension product.
Can use silicone defoaming agent as defoamer.
Operable colouring agent, inorganic pigment for example is such as iron oxide, titanium oxide and Prussian blue; And organic pigment/dyestuff: alizarin dyes, azo dyes and metal phthalocyanine dyestuff; And trace element, for example molysite, manganese salt, boron salt, mantoquita, cobalt salt, molybdenum salt and zinc salt.
Randomly, also can comprise other annexing ingredient, for example protecting colloid, adhesive, thickener, thixotropic agent, bleeding agent, stabilizing agent, screening agent.
Described preparation of the present invention can mix described reactive compound by known way and prepare with conventional additives.Described conventional additives such as conventional extender and solvent or thinner, emulsifier, dispersant and/or adhesive or fixative, wetting agent, waterproofing agent, if necessary, can also comprise drier and colouring agent, stabilizing agent, pigment, defoamer, preservative, thickener, water and other processing aid.
These compositions not only comprise and can be applicable to immediately pending object such as spraying or dusting equipment by suitable equipment, are applied to the concentrated commercial composition that need dilute before the object but also be included in.
The Fungicidal composition that contains Boscalid and mancozeb of the present invention can also be co-administered with other active component, for example is used for enlarging activity profile or preventing from forming resistance.Such as fungicide, bactericide, attractant, insecticide, miticide, nematocide, growth regulator, weed killer herbicide, safener, fertilizer or semiochemical etc. of described other active component.
Reactive compound Boscalid and mancozeb can be used simultaneously, or use respectively, or sequential application, and the order during separate administration is on the usually nothing impact of result of control.
Fungicidal composition of the present invention can itself be used, and uses with its dosage form or type of service prepared therefrom.By conventional methods it is used, for example water, spraying, atomizing, broadcast sowing, dust, and as the powder of processing dry seed, dry mixing powder, moist seed dressing, wet-mixing kind, slurries seed dressing, process seed solution, process seed water solube powder, process the water solube powder of earth, or by the formation shell etc.
When using Fungicidal composition of the present invention or when containing Fungicidal composition of the present invention,
When usually processing plant parts, the rate of application of reactive compound is generally 5 to 2000g/ha, is preferably 20-900 g/ha, especially 50-750 g/ha.
In seed treatment, the rate of application of reactive compound is the 1-1000g/100kg seed, is preferably the 5-500g/100kg seed;
For soil treatment: the rate of application of reactive compound is generally 0.1-10000 g/ha, preferred 1-5000 g/ha.
Above-mentioned dosage only is general exemplary dose, and those skilled in the art can according to actual conditions and needs, especially adjust rate of application according to the character of pending plant or crop and the seriousness of germ during actual using.
A kind of method of preventing and treating plant pathogen by before or after the plant seeding or before or after plant emerges to seed, plant or soil spraying or dusting separately or the mixture of co-administered Boscalid and mancozeb carry out.
When reactive compound was present in the Fungicidal composition of the present invention with specific weight ratio, synergistic effect was obvious especially.
The present invention is a kind of Fungicidal composition that contains Boscalid and mancozeb of low content.Although reduced Boscalid and the mancozeb content in Fungicidal composition, but compare with the composition of the Boscalid that contains high-load and mancozeb, under identical dilution rate, Boscalid and the mancozeb Fungicidal composition that contains low content provided by the invention still kept higher activity.And because in the composition, the content of Boscalid and mancozeb, the smell of the rotten egg of Fungicidal composition weakens, and experiences for the dispenser of operator and has brought benefit.On the other hand, the acyl bacterium amine of low content of the present invention and mancozeb Fungicidal composition, toxicity and the residual preferably balance that reaches, cost is also lower.
The good bactericidal property of Fungicidal composition of the present invention can illustrate by following examples.Although independent reactive compound activity aspect its bactericidal action a little less than, Fungicidal composition demonstrate above each self-applying simply add and activity.
Embodiment
Example of formulations
Embodiment 1:2% Boscalid+10% mancozeb suspending agent
Boscalid 2%
Mancozeb 10%
Methyl naphthalene sulfonate formaldehyde condensate 10%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%
The ratio of each component such as active component, dispersant, wetting agent and water according to prescription mixed, after grinding and/or high speed shear, obtain 2% Boscalid+10% mancozeb suspending agent.
Embodiment 2 20% Boscalids+4% mancozeb wettable powder
Boscalid 20%
Mancozeb 4%
Lauryl sodium sulfate 2%
Sodium lignin sulfonate 5%
White carbon 10%
Kaolin complements to 100%
The ratio composition in prescription such as active component, various auxiliary agent and filler is mixed, behind ultra-fine pulverizer disintegrating, namely obtain 20% Boscalid+4% mancozeb wettable powder.
Embodiment 3 2% Boscalids+20% mancozeb suspending agent
Boscalid 2%
Mancozeb 20%
1-METHYLPYRROLIDONE 15%
Calcium dodecyl benzene sulfonate 5%
The newborn 600# 5% of farming
Water complements to 100%
The ratio of each component such as active component, dispersant, wetting agent and water according to prescription mixed, after grinding and/or high speed shear, obtain 2% Boscalid+20% mancozeb suspending agent.
Embodiment 4 1% Boscalids+4% mancozeb water dispersible granule
Boscalid 1%
Mancozeb 4%
Sodium lignin sulfonate 4%
Lauryl sodium sulfate 5%
Urea 5%
Kaolin complements to 100%
Active component, dispersant, wetting agent, disintegrant and the filler ratio in prescription is mixed, become wetting powder through air-flow crushing, add again a certain amount of water mixing extruding and make material.Obtain 3.5% Boscalid+1.5% mancozeb water dispersible granule after the drying screening.
Embodiment 5 20% Boscalids+2% mancozeb suspending agent
Boscalid 20%
Mancozeb 2%
Methyl naphthalene sulfonate formaldehyde condensate 10%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%
The ratio of each component such as active component, dispersant, wetting agent and water in prescription mixed, after grinding and/or high speed shear, obtain 20% Boscalid+2% mancozeb suspending agent.
Embodiment 6 1% Boscalids+9% mancozeb oil-suspending agent
Boscalid 1%
Mancozeb 9%
Methyl naphthalene sulfonate formaldehyde condensate 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Soybean oil complements to 100%
The ratio of each component such as active component, dispersant, wetting agent and water in prescription mixed, after grinding and/or high speed shear, obtain the outstanding oil float agent of 7.5% Boscalid+2.5% mancozeb.
Embodiment 7 1% Boscalids+20% mancozeb wettable powder
Boscalid 1%
Mancozeb 20%
Lauryl sodium sulfate 10%
Sodium lignin sulfonate 5%
White carbon 10%
Kaolin complements to 100%
Said components is mixed in proportion, and grind, pulverize, be prepared into wetting powder.
Embodiment 8 30% Boscalids+5% mancozeb suspending agent
Boscalid 30%
Mancozeb 5%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through sand milling, be prepared into suspending agent.
Embodiment 9 30% Boscalids+3% mancozeb suspension emulsion
Oil phase:
Boscalid 30%
Mancozeb 3%
Methyl oleate 38%
Polystyrene 3.7%
Water:
Xanthans 0.07%
The sodium salt 1% of the naphthalene sulfonic acids-formaldehyde condensation products of sulfonation
Bactericide 0.2%
Water complements to 100%
Boscalid is dissolved among the Solvesso 200, adds ethoxylated castor oil, obtain the missible oil of Boscalid;
With mancozeb, fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium, above-mentioned each component mixes in proportion, and through sand milling, is prepared into suspending agent.
The oil phase that will contain Boscalid joins in the suspending agent that contains mancozeb, obtains suspended emulsion.
Embodiment 10 30% Boscalids+2% mancozeb wettable powder
Boscalid 30%
Mancozeb 2%
Sodium lignin sulfonate 4%
NaLS 2%
The silicic acid 1% of high degree of dispersion
Kaolin complements to 100%
Said components is mixed in proportion, and grind, pulverize, be prepared into wetting powder.
Embodiment 11 20% Boscalids+1% mancozeb coated granule
Boscalid 1%
Mancozeb 25%
Polyethylene glycol 3%
The silicic acid 1% of high degree of dispersion
Calcium carbonate complements to 100%
In blender, levigate active component evenly is applied to by on the wetting carrier of polyethylene glycol.Can obtain dustless coated granule in this way.
Embodiment 12 9% Boscalids+3% mancozeb wettable powder
Boscalid 20%
Mancozeb 70%
Lauryl sodium sulfate 1%
Sodium lignin sulfonate 1%
White carbon 1%
Kaolin complements to 100%
Said components is mixed in proportion, and grind, pulverize, be prepared into wetting powder.
Embodiment 13 5% Boscalids+45% mancozeb is extruded granule
Boscalid 10%
Mancozeb 40%
Sodium lignin sulfonate 4%
Carboxymethyl cellulose 2%
Kaolin complements to 100%
Active component is mixed with auxiliary agent and grind the mixture water-wet.This mixture is extruded, then dry in air stream.
Embodiment 14 10% Boscalids+30% mancozeb suspending agent
Boscalid 10%
Mancozeb 30%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through sand milling, be prepared into suspending agent.
Embodiment 15 10% Boscalids+20% mancozeb ZC
Atlox 4913 4%
Citric acid 0.05%
Catalyzer 0.1%
Water 13%
Boscalid 10%
PAPI 1.35%
Solvesso 200 10%
Atlox4913 16%
Dispersant LFH 0.3%
Defoamer 0.16%
Urea 8.4%
Mancozeb 20%
Water complements to 100%
With PAPI, the oil phase that Boscalid and Solvesso 100 form adds and contains in the aqueous solution of Atlox4913, forms emulsion.Then heat and be incubated under 50oC and added catalyst reaction 2 hours.Obtain the microcapsules of Boscalid after the cooling.
Atlox 4913, dispersant LFH, and defoamer, urea, mancozeb and water mix in proportion, and through sand milling, are prepared into suspending agent.
The microcapsules of the Boscalid that obtains is added in the aqueous suspension agent of mancozeb, and stirring obtains 10% Boscalid+20% mancozeb ZC.
Embodiment 16 5% Boscalids+15% mancozeb suspended emulsion
Boscalid 5%
Mancozeb 15%
Solvesso 200 30%
Ethoxylated castor oil 4%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%
Boscalid is dissolved among the Solvesso 200, adds ethoxylated castor oil, obtain the missible oil of Boscalid;
With mancozeb, fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium, above-mentioned each component mixes in proportion, and through sand milling, is prepared into suspending agent.
The oil phase that will contain Boscalid joins in the suspending agent that contains mancozeb, obtains suspended emulsion.
Embodiment 17 10% Boscalids+1% mancozeb missible oil
Boscalid 10%
Mancozeb 1%
Ethoxylated castor oil 5%
Calcium dodecyl benzene sulfonate 3%
Solvesso100 complements to 100%
Above-mentioned each component is mixed, be stirred to and obtain transparent homogeneous phase.
Embodiment 18 5% Boscalids+5% mancozeb suspension seed-coating agent
Boscalid 5%
Mancozeb 5%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
PVP-K30 1%
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through sand milling, be prepared into suspension seed-coating agent.
Proportioning is the weight per distribution ratio among the above embodiment.
The stripped synergy test of biological test example is measured
Calculate the toxicity index of each medicament and the co-toxicity coefficient of mixture (CTC value) according to the abundant method of Sun Yun, when CTC≤80, then compositions table reveals antagonism, when 80＜CTC＜120, then compositions table reveals summation action, and when CTC 〉=120, then compositions table reveals synergistic effect.
Actual measurement toxicity index (ATI)=(standard medicament EC50/ reagent agent EC50) * 100
The percentage composition of B in the percentage composition of A+B medicament toxicity index * mixture in theoretical toxicity index (TTI)=A medicament toxicity index * mixture
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/theoretical toxicity index (TTI) * 100 of mixture
Test one: the toxicity test of wheat powdery mildew
Be selected from three to four consistent leaf phase wheat seedlings of growing way, each processing selects 3 basins for the examination wheat seeding, and in the spraying of 50PSI pressure column, the about 5mL of every basin, each medicament arrange 12 concentration gradients with the potter spray tower.24h connects bacterium after the chemicals treatment, the wheat powdery mildew leaf that picks up from the field is evenly shaken off conidium inoculate above wheat seedling, then wheat seeding is put into the greenhouse and cultivates.Morbidity grade scale complete stool according to wheat powdery mildew behind the 7d is investigated disease index, and calculates control efficiency, then calculates concentration EC in the inhibition with method of least squares
50, calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun again.
Table one: the virulence test result of the present invention on the control wheat powdery mildew
Test two: the toxicity test of grey mould fruit rot of strawberry
Be selected from the consistent Strawberry Seedlings of growing way, each processing selects 3 basins for examination leaf seedling, and in the spraying of 50PSI pressure column, the about 5mL of every basin, each medicament arrange 12 concentration gradients with the potter spray tower.24h connects bacterium after the chemicals treatment, the grey mould fruit rot of strawberry leaf that picks up from the field is evenly shaken off conidium inoculate above Strawberry Seedlings, then Strawberry Seedlings is put into the greenhouse and cultivates.Morbidity grade scale complete stool according to grey mould fruit rot of strawberry behind the 7d is investigated disease index, and calculates control efficiency, then calculates concentration EC in the inhibition with method of least squares
50, calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun again.
Table two: the virulence test result of the present invention on the control grey mould fruit rot of strawberry
From table two as can be known, Boscalid and mancozeb are prevented and treated grey mould fruit rot of strawberry in the scope of 1:20～20:1, and co-toxicity coefficient illustrates that all greater than 120 both all show as gain effect at being mixed in this scope.
Test three: the toxicity test of downy mildew on the tomato
Be selected from the consistent tomato seedling of growing way, each processing selects 3 basins for examination leaf seedling, and in the spraying of 50PSI pressure column, the about 5mL of every basin, each medicament arrange 12 concentration gradients with the potter spray tower.24h connects bacterium after the chemicals treatment, the downy mildew tomato sapling leaf that picks up from the field is evenly shaken off conidium inoculate above the tomato seedling, then the tomato seedling is put into the greenhouse and cultivates.Morbidity grade scale complete stool according to tomato leaf cotyledon pinta behind the 7d is investigated disease index, and calculates control efficiency, then calculates concentration EC in the inhibition with method of least squares
50, calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun again.
Table three: the virulence test result of the present invention on control tomato downy mildew
From table three as can be known, Boscalid and mancozeb are prevented and treated grey mould fruit rot of strawberry in the scope of 1:20～20:1, and co-toxicity coefficient illustrates that all greater than 120 both all show as gain effect at being mixed in this scope.
Test four: the toxicity test of capsicum epidemic disease
Be selected from the consistent Seedling Stage capsicum leaf seedling of growing way, each processing selects 3 basins for examination leaf seedling, and in the spraying of 50PSI pressure column, the about 5mL of every basin, each medicament arrange 12 concentration gradients with the potter spray tower.24h connects bacterium after the chemicals treatment, the capsicum epidemic disease leaf that picks up from the field is evenly shaken off conidium inoculate above Hot Pepper Seedling, then capsicum leaf seedling is put into the greenhouse and cultivates.Morbidity grade scale complete stool according to capsicum epidemic disease behind the 7d is investigated disease index, and calculates control efficiency, then calculates concentration EC in the inhibition with method of least squares
50, calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun again.
Table four: the virulence test result of the present invention on the control capsicum epidemic disease
From table four as can be known, Boscalid and mancozeb are prevented and treated capsicum epidemic disease in the scope of 1:20～20:1, and co-toxicity coefficient illustrates that all greater than 120 both all show as gain effect at being mixed in this scope.
Test five: the toxicity test of strawberry leaves anthracnose
Be selected from the consistent Seedling Stage strawberry leaves seedling of growing way, each processing selects 3 basins for examination leaf seedling, and in the spraying of 50PSI pressure column, the about 5mL of every basin, each medicament arrange 12 concentration gradients with the potter spray tower.24h connects bacterium after the chemicals treatment, the Strawberry anthracnose leaf that picks up from the field is evenly shaken off conidium inoculate above Hot Pepper Seedling, then the strawberry leaves seedling is put into the greenhouse and cultivates.Morbidity grade scale complete stool according to strawberry leaves anthracnose behind the 7d is investigated disease index, and calculates control efficiency, then calculates concentration EC in the inhibition with method of least squares
50, calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun again.
Table five: the virulence test result of the present invention on control strawberry leaves anthracnose
From table five as can be known, Boscalid and mancozeb are prevented and treated strawberry leaves anthracnose in the scope of 1:20～20:1, and co-toxicity coefficient illustrates that all greater than 120 both all show as gain effect at being mixed in this scope.
Test six: Boscalid-mancozeb is to the field efficacy of water melon frost mildew
Upper table is the preventive effect table of comparisons.
Claims (11)
1. Fungicidal composition that contains Boscalid and mancozeb, it is characterized in that: contain active component Boscalid and mancozeb, wherein Boscalid and mancozeb weight proportion are 1:20-20:1.
2. Fungicidal composition according to claim 1, it is characterized in that: described Boscalid and mancozeb weight match well and are 1:20-1:4.
3. Fungicidal composition according to claim 1 is characterized in that: described Boscalid and mancozeb are 6:1-20:1 by weight ratio.
4. Fungicidal composition that contains Boscalid and mancozeb, it is characterized in that: described Boscalid and the mancozeb weight in composition accounts for the 1-50% of whole composition.
5. Fungicidal composition that contains Boscalid and mancozeb, it is characterized in that: described Boscalid and the mancozeb weight in composition accounts for the 10-50% of whole composition.
6. it is characterized in that according to claim 1 or 4 described Fungicidal compositions: described Fungicidal mixture can be mixed with the upper any formulation that allows of agricultural.
7. it is characterized in that according to claim 1 or 4 described Fungicidal compositions: the formulation of described bactericidal composition is suspending agent, plants clothing agent, wetting powder, water dispersible granules, microcapsule suspending agent, ZC, coated granule, extrudes granule, missible oil, microemulsion, aqueous emulsion, effervescent tablet.
8. a method of preventing and treating plant pathogen is characterized in that: the Fungicidal mixture in claim 1 or 4 is acted on pathogenic bacteria and/or its environment, perhaps in plant, plant parts, seed, soil, zone, material or the space.
9. method according to claim 8, it is characterized in that: Boscalid and mancozeb are used simultaneously or are used respectively or sequential application.
According to claim 1 or 4 described Fungicidal mixtures be used for the purposes of control fungi.
11. according to claim 1 or 4 described Fungicidal mixtures be used for the purposes prevent and treat fungi on cereal, fruit, vegetables, the economic crops.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105284869A (en) * | 2015-11-26 | 2016-02-03 | 利民化工股份有限公司 | Wettable powder compounded of mancozeb and fosetyl-aluminium and preparation method of wettable powder |
| TWI791490B (en) * | 2017-03-07 | 2023-02-11 | 印度商Ｕｐｌ有限公司 | Fungicidal combination and composition |
| WO2023042225A1 (en) * | 2021-09-17 | 2023-03-23 | Coromandel International Limited | Fungicide composition comprising pyridine carboxamide, strobilurin and dithiocarbamate |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103053562A (en) * | 2013-01-06 | 2013-04-24 | 广东中迅农科股份有限公司 | Bactericidal composition of boscalid and mancozeb |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103053562A (en) * | 2013-01-06 | 2013-04-24 | 广东中迅农科股份有限公司 | Bactericidal composition of boscalid and mancozeb |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105284869A (en) * | 2015-11-26 | 2016-02-03 | 利民化工股份有限公司 | Wettable powder compounded of mancozeb and fosetyl-aluminium and preparation method of wettable powder |
| TWI791490B (en) * | 2017-03-07 | 2023-02-11 | 印度商Ｕｐｌ有限公司 | Fungicidal combination and composition |
| WO2023042225A1 (en) * | 2021-09-17 | 2023-03-23 | Coromandel International Limited | Fungicide composition comprising pyridine carboxamide, strobilurin and dithiocarbamate |
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Application publication date: 20131016 |