CN103355328B - Mite-killing composition containing C20H22Cl2O5 and etoxazole - Google Patents
Mite-killing composition containing C20H22Cl2O5 and etoxazole Download PDFInfo
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- CN103355328B CN103355328B CN201310337022.2A CN201310337022A CN103355328B CN 103355328 B CN103355328 B CN 103355328B CN 201310337022 A CN201310337022 A CN 201310337022A CN 103355328 B CN103355328 B CN 103355328B
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- mite
- spiral shell
- acid esters
- dibasic acid
- azoles
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Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a mite-killing composition. The mite-killing composition contains two active ingredients, namely, C20H22Cl2O5 and etoxazole. The mite-killing composition may further comprise a carrier and auxiliary agents and may be prepared to form missible oil, a suspending agent, a micron emulsion, an emulsion in water, a wettable powder, a soluble powder, a granule or a capsule. The mite-killing composition provided by the invention has remarkable synergism, can delay resistance caused by usage of a single medicament and exerts a high protection effects on mites on fruit trees, cotton and tea trees.
Description
[technical field]
The present invention relates to farm killing mite composition, particularly a kind of miticide composition and application thereof containing spiral shell mite dibasic acid esters and second mite azoles.
[background technology]
Agricultural Mites volume is little, and breeding is fast, and strong adaptability, easily produces resistance, is one of pest of the most difficult control.Evil mite is the important biomolecule of fruit tree, vegetables, farm-forestry crop, and main harm blade, also endangers the tender tip, bud and fruit.Often cause plant to fall leaves after population number sharply increases, grow suppressed even withered.The crop in killed district is often slightly short, and quality and yield obviously declines.The single miticide kind of Long-Time Service, easily causes developing rapidly of resistance, therefore develops and prepares miticide composition to delay miticide service life, and it is significant to single acaricidal resistance development to slow down harmful mite.
Spiral shell mite dibasic acid esters molecular formula: C
20h
22cl
2o
5, relative molecular mass: 413.29, chemical name is: 3-(2,4-dichlorophenyl)-2-oxo-1-oxaspiro [4, the 5]-last of the ten Heavenly stems-3-alkene-4-base butyl carbonate.
There is following structural formula
Spiral shell mite dibasic acid esters is identical with spiral shell mite ester mechanism of action, mainly suppresses the Fatty synthesis in pest mite body, and without cross resistance between existing miticide, is applicable to the pest mite class for control, existing miticide being produced to resistance.And it kills, and mite spectrum is wide, strong adaptability, all has fine preventive effect to two spotted spider mite, yellow spider, Xiu Pi lice, yellow tea mite, Tetranychus cinnabarinus and Tetranychus urticae etc., the mite evil that can be used for the solanaceous crops such as the fruit tree such as citrus, grape and eggplant, capsicum, tomato is administered; Ovicidal effect is excellent especially, if simultaneously to children mite also have good action of contace poison, and lasting period length can control citrus red mite (crm) harm reach 40-50 days.
Second mite azoles etoxazole, chemical name: (RS)-5-tert-butyl group-2-[2-(2,6-difluorophenyl)-4,5-dihydro-1,3-oxazole-4-base] phenetole, molecular formula: C
21h
23f
2nO
2, molecular weight: 359.41, structural formula:
Second mite azoles is by the miticide of a kind of brand-new tool special construction researched and developed for SUMITOMO CHEMICAL KCC, its mode of action be suppress mite ovum embry ogenesis and from young mite to the molting process becoming mite, to ovum and young mite effective, invalid to one-tenth mite.Therefore the control time of its best is the evil mite harm initial stage.This medicament rain fastness is strong, and the lasting period reaches 50 days.To the tetranychid of the crops such as oranges and tangerines, cotton, apple, flowers, vegetables, the beginning tetranychid, Panonychus citri, Tetranychus urticae, the mite class such as Tetranychus cinnabarinus have remarkable preventive effect.
Spiral shell mite dibasic acid esters and second mite azoles composite, can pesticide dosage be reduced, significantly improve miticidal effect, reduce environmental pollution, solve harmful mite and easily resistance problem produced to single agricultural chemicals.At present, the composite and application of spiral shell mite dibasic acid esters and second mite azoles is showed no open both at home and abroad.
[summary of the invention]
The object of the present invention is to provide a kind of preparations and applicatio containing miticide spiral shell mite dibasic acid esters and second mite azoles composition, said composition can make full use of the remarkable synergistic effect that two kinds of active component mixtures produce, improve preventive effect, reduce agricultural cost, delay the generation of pest resistance to insecticide.
The invention provides a kind of farm killing mite composition for reaching goal of the invention, the effective active composition of described composition is spiral shell mite dibasic acid esters and second mite azoles.
Preferably, the mass ratio 1:50-50:1 of described spiral shell mite dibasic acid esters and second mite azoles.
Particularly preferably, the mass ratio 1:20 to 20:1 of described spiral shell mite dibasic acid esters and second mite azoles.
The present invention also provides a kind of agricultural acaricides, and this miticide contains the miticide composition of mass concentration any one of the claim 1-3 of 0.5 ~ 95% described in claim.
Preferably, described agricultural acaricides contains the miticide composition of mass concentration any one of the claim 1-3 of 20 ~ 80% described in claim
Alternatively, described agricultural acaricides is also containing acceptable carrier and/or auxiliary agent in agricultural chemicals.
Preferably, described auxiliary agent is surfactant.
Alternatively, the formulation of described agricultural acaricides is missible oil, suspending agent, microemulsion, aqueous emulsion, wetting powder, soluble powder, granule or capsule.
The invention still further relates to above-mentioned miticide composition or the application of miticide in control crops evil mite, particularly to fruit tree, cotton, tea tree.
Wherein, fruit tree refers to oranges and tangerines, apple, hawthorn especially.
Below will set forth technical scheme of the present invention in more detail.
A kind of farm killing mite composition, the effective active composition of described composition is spiral shell mite dibasic acid esters and second mite azoles, and mass ratio is preferably 1:50-50:1, more preferably 1:20 to 20:1.
Above-mentioned miticide composition can be used for making miticide, and described miticide can contain carrier further, and carrier can be solid or liquid, and acceptable on agricultural chemicals, any carrier being generally used for preparing miticide composition all can use.
Suitable solid carrier comprises: mineral substance, plant, synthetic filling class and inorganic salts.Wherein mineral substance comprises silicates, carbonate, Sulfates and oxide-based.Silicates is kaolin such as, sepiolite, nacrite, imvite, mica, vermiculite, pyrophyllite, talcum.Carbonate is such as: calcium carbonate, dolomite.Sulfates as ammonium sulfate, sodium sulphate, calcium sulphate.Oxide-based as quicklime, magnesium lime, diatomite.Plant is such as: citrus pulp, corncob cellulose, rice husk powder, rice husk, large soya bean stem meal, tobacco powder, walnut shell, sawdust.Synthetic filling class as winnofil hydrate, winnofil, white carbon.Inorganic salts is potassium chloride such as, sodium chloride.
Liquid-carrier comprises water and organic solvent.When active ingredient be aqueous emulsion or suspension emulsion time, organic solvent plays solubilising and antifreeze effect.Suitable organic solvent comprises aromatic hydrocarbons, such as benzene, dimethylbenzene, toluene, alkylbenzene, Fluhyzon and chlorinated aromatic hydrocarbons; Chlorinated aliphatic hydrocarbon, such as vinyl chloride, chloroform, carrene, chloroform, carbon tetrachloride and many chloroethanes; Aliphatic hydrocarbon, such as petroleum distillate, cyclohexane, light mineral oil and paraffin.Alcohols is methyl alcohol such as, ethanol, isopropyl alcohol, butanols, isobutanol, ethylene glycol, propane diols, glycerine, fatty alcohol etc.; Ethers is Propylene Glycol ether such as, ethohexadiol ether, benzinum.Ketone is acetone, MEK, methyl iso-butyl ketone (MIBK), cyclohexanone and different fluorine that ketone, N-methyl-pyrrolidon such as; Special solvent also has dimethyl formamide, dimethyl sulfoxide (DMSO), polyethylene glycol, nitrile; Vegetable oil and methylated vegetable oils.Above-mentioned organic solvent both can be used alone, also can be used in combination, can also mix together with water.
Auxiliary agent of the present invention can comprise one or more in surfactant, defoamer, thickener, suspending agent and antifreezing agent as required, can also comprise other auxiliary agents that the industry is conventional as required.
Surfactant can be emulsifier, dispersant, stabilizing agent or wetting agent; Can be ionic or nonionic.Suitable surfactant comprises: the sodium salt of polyacrylic acid and lignin sulfonic acid and calcium salt; The polycondensation product of the fatty acid containing at least 12 carbon atoms in molecule or fatty amine and oxirane and/expoxy propane; The fatty acid ester of glycerine, dodecanol-1, tetradecanol-1, sorbierite, sucrose or pentaerythrite; And the polycondensation product of they and oxirane and/or expoxy propane; The sulphate of their polycondensation product or sulfonate; In the molecule at least containing the sulfuric acid of 10 carbon atoms or the alkali metal of sulfonic acid or alkali salt, be preferably sodium salt, as the sodium salt of lauryl sodium sulfate, Teepol, sulfonated castor oil, alkylaryl sodium sulfonate and neopelex; The copolymer of the polymer of oxirane, oxirane and expoxy propane.
Emulsifier comprises nonionic emulsifier and commercially available emulsifier.The preferred polyoxyethylene fatty acid fat of nonionic emulsifier, polyoxyethylene aliphatic alcohol ether and Polyoxyethylene fatty ammonia, such as ethoxylated castor oil, polyoxyethylene (n
20) phenethyl phenol ether through reaction oleate, alkylaryl polyoxyethylene poly-oxygen propylene aether, alkylaryl formaldehyde resin APEO, triphenyl vinyl phenol polyoxyethylene (n
20), ether phosphoric acid triethanolamine salt, Diphenethyl phenolic group APEO (n
18) formaldehyde condensation products, diphenyl phenol polyethenoxy (n
18) polyethenoxy ether (n
20) etc.Commercially available emulsifier comprises: agriculture breast 0201B, agriculture breast 0203B, agriculture breast 100
#, agriculture breast 500
#, agriculture breast 600
#, agriculture breast 600-2
#, agriculture breast 1601, agriculture breast 2201, agriculture breast NP-10, agriculture breast NP-15, agriculture breast 507
#, agriculture breast OX-635, agriculture breast OX-622, agriculture breast OX-653, agriculture breast OX-667, agriculture breast CS-7, peaceful breast 36
#.
Dispersant of the present invention comprises: sodium lignin sulfonate, pull open powder, calcium lignosulfonate, condensation compound of methyl naphthalene sulfonic acid and formaldehyde, naphthalene sulfonic acid-formaldehyde condensation product, methanonaphthalene sodium sulfonate, oleic acid methylaminoethyl sodium sulfonate, epoxidized polyether, to tertbutyl ether, dibutyl naphthalenesulfonic acid formaldehyde condensation products, phosphate is as calgon, alkylphenol-polyethenoxy based phosphates, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, N-methyl-fatty acyl group-sodium taurocholate alkylphenol polyoxyethylene formaldehyde condensation products, aralkyl phenol polyethenoxy ether phosphate alkylphenol polyoxyethylene, castor oil ethylene oxide adduct, ethylene oxide-propylene oxide block copolymer alkylphenol polyoxyethylene formaldehyde condensation products, alkylphenol-polyethenoxy polyethenoxy ether and methylcellulose.
Wetting agent of the present invention comprises: sldium lauryl sulfate, alkylol polyoxyethylene groups ether sodium sulfate, octylphenol polyethylene oxyethylene group ether sulfate, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, sodium alkyl sulfonate, neopelex, Negel, dialkyl succinylsuccinate sulfonate, lauryl alcohol polyethylene glycol oxide base ether sulfonic acid sodium, alkyl amide sodium taurocholate, aliphatic alcohol polyethenoxy base ether, alkylphenol-polyethenoxy base ether, polyoxyethylene polyoxypropylene block polymer, sorbitan fatty acid ester polyoxyethylene ether etc.
Thickener of the present invention both can be Prof. Du Yucang, such as carboxymethyl alcohol, polyvinyl alcohol or polyvinyl acetate; Also can be natural water-soluble polymer, such as xanthans, gelatin, gum Arabic, polyvinylpyrrolidone, Magnesiumaluminumsilicate, polyvinyl alcohol, polyethylene glycol, phenolic resins, shellac, carboxymethyl cellulose and sodium alginate etc.
Defoamer of the present invention is preferably: bubble enemy, silicone, C
8 ~ 10fatty alcohol, C
10 ~ 20saturated fat acids and acid amides etc.
The present invention also provides a kind of agricultural acaricides containing above-mentioned farm killing mite composition, and the amount wherein containing Pesticidal combination preferably accounts for 0.5 ~ 95% of gross weight based on active component.
Farm killing mite composition of the present invention can be mixed with liquor, missible oil, suspending agent, microemulsion, aqueous emulsion, pulvis, wetting powder, soluble powder, granule or capsule etc., and these preparations can be prepared by general method.
Agriculture miticide composition of the present invention can directly make finished product preparation form, and namely in composition, each material mixes, and is directly used in desinsection; The composition of composition also to be provided by independent preparation, directly can mix before using in bucket (tank).Concentrate of the present invention usually and water be mixed to get the concentration of required active substance.
Farm killing mite composition of the present invention is specially adapted to control citrus red mite, European red mite, cotton red spider, tea tree two spotted spider mite; Be applicable to oranges and tangerines, apple, hawthorn, cotton, tea tree etc.
It is farmland, orchard or warehouse etc. that agricultural acaricides of the present invention uses place.
Farm killing mite composition of the present invention can be used by common method, as cast, injection, spraying.Amount of application is with weather conditions or crop condition change, and time of application can before or after pest damage.The duration of protective effect is usually relevant with the content of compound individualized in composition, also relevant to extraneous factor, such as weather, but by using suitable formulation to slow down climatic influences.
Farm killing mite composition of the present invention also can with other have desinsection, weeding, bactericidal property compound use, also can be used in combination with nematocide, protective agent, growth regulator, nutrient for plants or soil conditioner.
To the invention has the advantages that in composition that two kinds of miticides are composite and show extremely strong synergistic effect in certain ratio range, mixed composition miticidal effect comparatively its single dose is significantly improved, if ovum, young mite mite can be killed and become mite, there is the feature of lasting period length; Reduce using dosage, reduce peasant's drug cost; Utilize 2 kinds of agricultural chemicals to carry out reasonably mixture to the different mode of action of evil mite, the different mechanism of action, both extended the Pesticide use life-span, delay again the drug-fast generation of evil mite.
[embodiment]
Below in conjunction with specific embodiment, the present invention is further described, but does not limit the invention to these embodiments.One skilled in the art would recognize that all alternatives, improvement project and the equivalents that present invention encompasses and may comprise in Claims scope.
In invention all solids preparation proportioning in percentage be all weight percentage, in the proportioning of liquid preparation, percentage is percent by volume; The treatment dosage of biologically-active moiety is effective content; If no special instructions, belong to " active ingredient ratio " to be " the active ingredient ratio of spiral shell mite dibasic acid esters and second mite azoles ".
One, the preparation of composition and biologically active example
The preparation of 1 missible oil
By recipe requirements, add solvent, former medicine, emulsifier respectively, mix, dissolve with heating water bath if desired, namely obtain transparence missible oil.
Embodiment 1 concentration 21% missible oil, active ingredient compares 6:1
Spiral shell mite dibasic acid esters 18%, second mite azoles 3%, agriculture breast 2201# 7.5%, agriculture breast 600# 4.5%, dimethyl formamide 8%, solvent naphtha 150 complements to 100%(S-150#) (S-150# solvent naphtha Main Ingredients and Appearance is durene, by Hualun Chemical Co., Ltd., Jiangsu's production and sales).
Embodiment 2 concentration 20% missible oil, active ingredient compares 3:1
Spiral shell mite dibasic acid esters 15%, second mite azoles 5%, agriculture breast 500# 5%, agriculture breast 0201B 10%, dimethyl formamide 12%, solvent naphtha 150(S-150#) complement to 100%.
Embodiment 315% missible oil, active ingredient compares 1:2
Spiral shell mite dibasic acid esters 5%, second mite azoles 10%, agriculture breast 0203B 6%, agriculture breast 0201B 9%, cyclohexanone 8%, solvent naphtha 150 complements to 100%.
Embodiment 420% missible oil, active ingredient compares 1:9
Spiral shell mite dibasic acid esters 2%, second mite azoles 18%, agriculture breast 2201# 6%, agriculture breast 0201B 8%, cyclohexanone 8%, solvent naphtha 150 complements to 100%.
The preparation of 2 wetting powders
By recipe requirements, by the fully mixing such as former medicine, various auxiliary agent and filler, after ultra-fine pulverizer disintegrating, namely obtain converted products.
Embodiment 5 concentration 20% wetting powder, active ingredient compares 1:1
Spiral shell mite dibasic acid esters 10%, second mite azoles 10%, neopelex 2.0%, White Carbon black 5%, sodium lignin sulfonate 10%, precipitated calcium carbonate complements to 100%.
Embodiment 6 concentration 45% wetting powder, active ingredient compares 6:1
Spiral shell mite dibasic acid esters 18%, second mite azoles 3%, lauryl sodium sulfate 1.5%, naphthalene sulfonic acid-formaldehyde condensation product 5%, sodium lignin sulfonate 3%, White Carbon black 8%, precipitated calcium carbonate complements to 100%.
Embodiment 7 concentration 40% wetting powder, active ingredient compares 3:1
Spiral shell mite dibasic acid esters 30%, second mite azoles 10%, neopelex 1.8%, to tertbutyl ether 2%, White Carbon black 10%, sodium lignin sulfonate 10%, precipitated calcium carbonate complements to 100%.
Embodiment 8 concentration 63% wetting powder, active ingredient compares 1:20
Spiral shell mite dibasic acid esters 3%, second mite azoles 60%, neopelex 2%, to tertbutyl ether 2%, White Carbon black 5%, sodium lignin sulfonate 10%, precipitated calcium carbonate complements to 100%.
Embodiment 9 concentration 80% wetting powder, active ingredient compares 1:3
Spiral shell mite dibasic acid esters 20%, second mite azoles 60%, neopelex 2%, to tertbutyl ether 3%, White Carbon black 6%, sodium lignin sulfonate 7%, precipitated calcium carbonate complements to 100%.
The preparation of 3 water-dispersible granules
Former medicine and powder carrier, wetting spreader-sticker and binding agent etc. are carried out co-grinding, then after the kneading that adds water, adds in the comminutor that certain specification screen cloth is housed and carry out granulation.And then drying, screening (by screen cloth scope) namely obtain granular product.
Embodiment 10 concentration 30% water-dispersible granules, active ingredient compares 2:1
Spiral shell mite dibasic acid esters 20%, second mite azoles 10%, sodium lignin sulfonate 15%, methyl naphthalene sulfonate formaldehyde condensate 5%, epoxidized polyether 5%, bentonite 10%, kaolin complements to 100%.
Embodiment 11 concentration 40% water-dispersible granules, active ingredient compares 1:1
Spiral shell mite dibasic acid esters 20%, second mite azoles 20%, N-methyl-oleoyl-sodium taurocholate 8%, naphtholsulfonic acid formaldehyde condensation products 10%, soluble starch 8%, sodium sulphate 10%, kaolin complements to 100%.
Embodiment 12 concentration 40% water-dispersible granules, active ingredient compares 3:1
Spiral shell mite dibasic acid esters 30%, second mite azoles 10%, N-methyl-oleoyl-sodium taurocholate 8%, naphtholsulfonic acid formaldehyde condensation products 10%, soluble starch 8%, sodium sulphate 10%, kaolin complements to 100%.
Embodiment 13 concentration 50% water-dispersible granules, active ingredient compares 9:1
Spiral shell mite dibasic acid esters 45%, second mite azoles 5%, sodium lignin sulfonate 15%, methyl naphthalene sulfonate formaldehyde condensate 5%, epoxidized polyether 5%, bentonite 10%, kaolin complements to 100%.
Embodiment 14 concentration 40..8% water-dispersible granules, active ingredient compares 50:1
Spiral shell mite dibasic acid esters 40%, second mite azoles 0.8%, sodium lignin sulfonate 12%, methyl naphthalene sulfonate formaldehyde condensate 5%, epoxidized polyether 3%, bentonite 10%, kaolin complements to 100%.
Embodiment 15 concentration 55% water-dispersible granules, active ingredient compares 1:4
Spiral shell mite dibasic acid esters 11%, second mite azoles 44%, sodium lignin sulfonate 13%, methyl naphthalene sulfonate formaldehyde condensate 5%, epoxidized polyether 5%, bentonite 10%, kaolin complements to 100%.
The preparation of 4 suspending agents
By recipe requirements, take water as medium, by former medicine, dispersant, wetting agent, add after suspending agent and antifreezing agent etc. mix in sand mill, carry out sand milling and add thickener shear agitation evenly after certain particle diameter filters.
Embodiment 16 concentration 21% suspending agent, active ingredient compares 6:1
Spiral shell mite dibasic acid esters 18%, second mite azoles 3%, pulls open powder 1.5%, SoproplotSC3%, xanthans 0.15%, aluminium-magnesium silicate 1.0%, 418G0.3%, BIT0.05%, and ethylene glycol 3%, water complements to 100%.
Embodiment 17 concentration 20% suspending agent, active ingredient compares 3:1
Spiral shell mite dibasic acid esters 15%, second mite azoles 5%, sodium lignin sulfonate 5%, White Carbon black 0.5%, methyl naphthalene sulfonate formaldehyde condensate 2.0%, potassium dihydrogen phosphate 0.2%, ethylene glycol 4%, tributyl phosphate 0.2%, water complements to 100%.
Embodiment 18 concentration 36% suspending agent, active ingredient compares 3:1
Spiral shell mite dibasic acid esters 27%, second mite azoles 9%, methyl naphthalene sulfonate formaldehyde condensate 2.5%, agriculture breast OX-6565.0%, glycerine 4%, tributyl phosphate 0.2%, water complements to 100%.
Embodiment 19 concentration 42% suspending agent, active ingredient compares 1:20
Spiral shell mite dibasic acid esters 2%, second mite azoles 40%, sodium lignin sulfonate 5%, White Carbon black 0.3%, the mixture (EFW) 2.0% of alkylnaphthalene sulfonate and anion wetting agent, potassium dihydrogen phosphate 0.2%, ethylene glycol 4%, tributyl phosphate 0.2%, water complements to 100%.
Embodiment 20 concentration 51% suspending agent, active ingredient compares 1:50
Spiral shell mite dibasic acid esters 1%, second mite azoles 50%, methyl naphthalene sulfonate formaldehyde condensate 2.5%, the mixture (EFW) 2.0% of alkylnaphthalene sulfonate and anion wetting agent, agriculture breast OX-6563.0%, glycerine 4%, tributyl phosphate 0.2%, water complements to 100%.
The preparation of 5 aqueous emulsions
By former medicine, solvent, emulsifier mixing and stirring is made into homogeneous oil phase, and by water, ethylene glycol mix and blend is made into aqueous phase, under the condition of high shear, is joined slowly in aqueous phase by oil phase, can obtain aqueous emulsion.
Embodiment 21 concentration 20% aqueous emulsion, active ingredient compares 3:1
Spiral shell mite dibasic acid esters 15%, second mite azoles 5%, solvent naphtha S-15030%, calcium dodecyl benzene sulfonate 3%, styryl phenyl APEO 6%, ethylene glycol 3%, water is mended to 100%.
Embodiment 22 concentration 28% aqueous emulsion, active ingredient compares 6:1
Spiral shell mite dibasic acid esters 24%, second mite azoles 4%, solvent naphtha S-15030%, triphen ethyl phenol polyoxyethylene ether phosphate 4%, terminal hydroxy group polyoxyethylene poly-oxygen propylene aether block copolymer 5%, ethylene glycol 3%, water is mended to 100%.
Embodiment 23 concentration 20% aqueous emulsion, active ingredient compares 1:3
Spiral shell mite dibasic acid esters 5%, second mite azoles 15%, solvent naphtha S-15030%, triphen ethyl phenol polyoxyethylene ether phosphate 3%, styrylphenol formaldehyde resin polyoxyethylene poly-oxygen propylene aether 5%, propane diols 3%, water is mended to 100%.
Embodiment 24 concentration 31..5% aqueous emulsion, active ingredient compares 20:1
Spiral shell mite dibasic acid esters 30%, second mite azoles 1.5%, solvent naphtha S-15030%, triphen ethyl phenol polyoxyethylene ether phosphate 4%, terminal hydroxy group polyoxyethylene poly-oxygen propylene aether block copolymer 5%, ethylene glycol 3%, water is mended to 100%.
Embodiment 25 concentration 22% aqueous emulsion, active ingredient compares 1:10
Spiral shell mite dibasic acid esters 2%, second mite azoles 20%, solvent naphtha S-15030%, triphen ethyl phenol polyoxyethylene ether phosphate 3%, styrylphenol formaldehyde resin polyoxyethylene poly-oxygen propylene aether 5%, propane diols 3%, water is mended to 100%.
6 microemulsion processing technologys:
By former medicine, solvent, emulsifier mixing and stirring is made into homogeneous oil phase, is joined gradually in oil phase by water, is stirred to transparent and homogeneous.
Embodiment 26 concentration 30% microemulsion, active ingredient compares 5..67:1
Spiral shell mite dibasic acid esters 25.5%, second mite azoles 4.5%, 1-METHYLPYRROLIDONE 6%, solvent naphtha S-15015%, calcium dodecyl benzene sulfonate 2%, terminal hydroxy group polyoxyethylene poly-oxygen propylene aether 18%, water is mended to 100%.
Embodiment 27 concentration 20% microemulsion, active ingredient compares 3:1
Spiral shell mite dibasic acid esters 15%, second mite azoles 5%, isopropyl alcohol 10%, solvent naphtha S-15015%, calcium dodecyl benzene sulfonate 2%, styryl phenyl APEO 19%, water is mended to 100%.
Embodiment 28 concentration 20% microemulsion, active ingredient compares 1:1
Spiral shell mite dibasic acid esters 10%, second mite azoles 10%, NOP 6%, solvent naphtha S-15015%, calcium dodecyl benzene sulfonate 2%, alkyl phenol formaldehyde resin polyoxyethylene ether 16%, water is mended to 100%.
Embodiment 29 concentration 30% microemulsion, active ingredient compares 2:1
Spiral shell mite dibasic acid esters 20%, second mite azoles 10%, isopropyl alcohol 10%, solvent naphtha S-15015%, calcium dodecyl benzene sulfonate 2%, styryl phenyl APEO 19%, water is mended to 100%.
Experimental example 1
Indoor biological determination of activity
In order to understand the composition of spiral shell mite dibasic acid esters and second mite azoles further to the virulence of insect, carry out a large amount of formulation screening test.Test evaluates SOP(insecticide volume with reference to pesticide indoor bioassay test rule (agricultural industry criteria NY/T1154.7-2006) and initiative pesticide bioactivity), adopt infusion process.Broad Bean Leaves band handle is cut, inserts in the ampere bottle added water.Connect the one-tenth mite of some.Wait becoming mite to lay eggs after 24h, removing into mite, the blade with abundant ovum is dipped in 10s in liquid, sucking unnecessary liquid with blotting paper rapidly, blade is placed in ampere bottle again, naturally dries.Be placed in observation ward's (25 ± 21 DEG C, humidity 70% ~ 80%, 16h illumination/d) and cultivate.Test repetition 4 times, and establish blank, investigate after contrasting all hatchings.Dead worm is considered as not hatching during investigation.
The content (%) of toxicity index × A in using with of theoretical mixed toxicity index (TTI)=A
The content (%) of toxicity index × B in using with of+B
If co-toxicity coefficient is greater than 120, show there is synergistic effect; If be less than 80, be indicated as antagonism; If be greater than 80 to be less than 120, be indicated as summation action.
Result shows: result of the test: spiral shell mite dibasic acid esters and second mite azoles mixture all have very high activity to for trying target, significant synergistic effect is shown after spiral shell mite dibasic acid esters and second mite azoles mixture, spiral shell mite dibasic acid esters: during second mite azoles=3:1, co-toxicity coefficient is maximum, and synergistic effect is the most remarkable.The results detailed in example 20.
Experimental example 1 spiral shell mite dibasic acid esters and the effect of second mite azoles synergy
(Tetranychus cinnabarinus Tetranychuscinnabarinus)
7 field plot control efficiency
Experimental example 2 spiral shell mite dibasic acid esters and second mite azoles mixture are to the field control effectiveness test of citrus red mite
40% spiral shell mite dibasic acid esters in example of formulations and second mite azoles water dispersible granules, 20% spiral shell mite dibasic acid esters and second mite azole suspending agent, 20% spiral shell mite dibasic acid esters and second mite azoles aqueous emulsion, 20% spiral shell mite dibasic acid esters and second mite azoles aqueous emulsion, 20% second mite azoles spiral shell mite dibasic acid esters microemulsion is measured to the control efficiency of citrus red mite under field condition.Experimental field being positioned at Dai Jia village of Yin Keng township, Kaihua County, Zhejiang Province, is outdoor cropping oranges and tangerines, spacing in the rows 20 centimetres, line-spacing 30 centimetres.Formulation rate is 750kg/hm
2.20% spiral shell mite dibasic acid esters suspending agent: 37.5ga.i./hm
2; 110g/L second mite azole suspending agent: 15ga.i./hm
2.Use " closing beautiful " HM-16A type knapsack electric sprayer, plant blade face even spraying.Repeat for 4 times, random district group arranges.3 days, 10 days, 20 days, 40 days investigation results after medicine.Regulation according to " pesticide field efficacy medicine test criterion ()---insecticide control citrus red mite " is carried out, every experimental plot Citrus leaf adopts 5 to fix a point by 5, east, south, west, north azimuth mark, 2 strains are investigated in every community, investigate all borer populations alive in every strain.
Result of the test: be respectively 93.8%-98.1%, 95.6%-99.5% and 90.5%-97.2% to citrus red mite preventive effect in after medicine 10 days, 20 days, 40 days, control citrus red mite effect is all better than 110g/L second mite azole suspending agent 15ga.i./hm
2with 20% spiral shell mite dibasic acid esters suspending agent 37.5ga.i./hm
2.Spiral shell mite dibasic acid esters and second mite azoles mixture, preventive effect is high and the lasting period is long.
Spiral shell mite dibasic acid esters and second mite azoles mixture are to the field control effectiveness test result of citrus red mite
Experimental example 3 spiral shell mite dibasic acid esters and second mite azoles mixture are to the field control effectiveness test of cotton red spider
Preparation 40% spiral shell mite dibasic acid esters and second mite azoles water dispersible granules, 20% spiral shell mite dibasic acid esters and second mite azole suspending agent, 20% spiral shell mite dibasic acid esters and second mite azole suspending agent, 28% spiral shell mite dibasic acid esters and second mite azoles aqueous emulsion, 30% spiral shell mite dibasic acid esters and second mite azoles microemulsion is measured to the control efficiency of cotton red spider under field condition.Experimental field be positioned at Linqing experiment station, cotton research center, Shandong Province, cotton variety is that Shandong cotton grinds No. 28.Formulation rate is 750kg/hm
2.20% spiral shell mite dibasic acid esters suspending agent: 37.5ga.i./hm
2; 110g/L second mite azole suspending agent: 15ga.i./hm
2.Use " closing beautiful " HM-16A type knapsack electric sprayer, plant blade face even spraying.Plot area: 33.3m
2, repeat for 4 times, random district group arranges.Before the control of spray medicine, every community diagonal 5 sampling, fixed point investigation cotton red spider number, records the strain number of fixed point investigation and borer population of living.
Result of the test: be respectively 94.4%-98.9% and 93.5%-97.8% to cotton red spider preventive effect in after medicine 10 days, 20 days, control cotton red spider effect is all better than 110g/L second mite azole suspending agent 15ga.i./hm
2with 20% spiral shell mite dibasic acid esters suspending agent 37.5ga.i./hm
2.
Second mite azoles spiral shell mite dibasic acid esters mixture is to the field control effectiveness test result of cotton red spider
Experimental example 4 spiral shell mite dibasic acid esters and second mite azoles mixture are to the field control effectiveness test of European red mite
Preparation 40% spiral shell mite dibasic acid esters and second mite azoles water dispersible granules, 20% spiral shell mite dibasic acid esters and second mite azole suspending agent, 20% spiral shell mite dibasic acid esters and second mite azoles aqueous emulsion, 20% spiral shell mite dibasic acid esters and second mite azoles microemulsion is measured to the control efficiency of European red mite under field condition.Experimental field be positioned at Fei Chenganzhuan town, Shandong Province, kind is new Red Star, seeding row spacing 3m*4m.Formulation rate is 1150kg/hm
2.20% spiral shell mite dibasic acid esters suspending agent: 37.5mga.i./hm
2; 110g/L second mite azole suspending agent: 15ga.i./hm
2.Use " closing beautiful " HM-16A type knapsack electric sprayer, plant blade face even spraying.Repeat for 4 times, random district group arranges.3 days, 10 days, 20 days, 40 days investigation results after medicine.Every experimental plot Apple Leaves adopts 5 to fix a point by 5, east, south, west, north azimuth mark, and 2 strains are investigated in every community, investigate all borer populations alive in every strain.
Result of the test: be respectively 94.9%-99.0%, 96.2%-98.7% and 94.0%-98.8% to European red mite preventive effect in after medicine 10 days, 20 days, 40 days, control European red mite effect is all better than 110g/L second mite azole suspending agent 15ga.i./hm
2with 20% spiral shell mite dibasic acid esters suspending agent 37.5ga.i./hm
2.
Second mite azoles spiral shell mite dibasic acid esters mixture is to the field control effectiveness test of European red mite
Experimental example 5 spiral shell mite dibasic acid esters and second mite azoles mixture are to the field control effectiveness test of tea tree two spotted spider mite
Preparation 20% spiral shell mite dibasic acid esters and second mite azoles missible oil, 55% spiral shell mite dibasic acid esters and second mite azoles water-dispersible granules, 20% spiral shell mite dibasic acid esters and second mite azole suspending agent, 30% spiral shell mite dibasic acid esters and second mite azoles microemulsion is measured to the control efficiency of tea tree two spotted spider mite under field condition.Experimental field be positioned at Hangzhou, Zhejiang province city and leave town, kind is colony's kind, 8 years age of trees.Formulation rate is 1150kg/hm
2.20% spiral shell mite dibasic acid esters suspending agent: 37.5mga.i./hm
2; 110g/L second mite azole suspending agent: 15ga.i./hm
2.Use " closing beautiful " HM-16A type knapsack electric sprayer, plant blade face even spraying.Repeat for 4 times, random district group arranges.10 days, 20 days, 40 days investigation results after medicine, row in the middle of every experimental plot, the second leaf under the equidistant often some bud surely getting on 4 bud tips of segmentation, gets 100 leaves altogether, and investigation is lived borer population.
Result of the test: be respectively 93.1%-99.5%, 92.3%-98.8% and 91.5%-92.8% to tea tree two spotted spider mite preventive effect in after medicine 10 days, 20 days, 40 days, control tea tree two spotted spider mite effect is all better than 110g/L second mite azole suspending agent 15ga.i./hm
2with 20% spiral shell mite dibasic acid esters suspending agent 37.5ga.i./hm
2.
Second mite azoles spiral shell mite dibasic acid esters mixture is to the field control effectiveness test of tea tree two spotted spider mite
Above data explanation, spiral shell mite dibasic acid esters and second mite azoles mixture have obvious synergy for preventing citrus red mite, cotton red spider, European red mite and tea tree two spotted spider mite, effect is better than being used alone spiral shell mite dibasic acid esters or second mite azoles, thus can reduce dosage, delays the resistance problems that single medicament brings.
Claims (9)
1. a farm killing mite composition, is characterized in that the effective active composition of described composition is spiral shell mite dibasic acid esters and second mite azoles, the mass ratio 1:50-9:1 of described spiral shell mite dibasic acid esters and second mite azoles.
2., according to miticide composition according to claim 1, it is characterized in that the mass ratio 1:20 to 9:1 of described spiral shell mite dibasic acid esters and second mite azoles.
3. an agricultural acaricides, is characterized in that containing mass concentration be the miticide composition described in the claim 1 or 2 of 0.5 ~ 95%.
4., according to agricultural acaricides according to claim 3, it is characterized in that described agricultural acaricides contains mass concentration for the miticide composition described in the claim 1 or 2 of 20 ~ 80%.
5., according to the agricultural acaricides described in claim 3 or 4, it is characterized in that described agricultural acaricides also containing acceptable carrier and/or auxiliary agent in agricultural chemicals.
6., according to the agricultural acaricides described in claim 3 or 4, it is characterized in that the formulation of described agricultural acaricides is missible oil, suspending agent, microemulsion, aqueous emulsion, wetting powder, soluble powder, granule or capsule.
7. the application of agricultural acaricides in control crops two spotted spider mite of claim 3.
8. application according to claim 7, is characterized in that described crops are fruit tree, cotton or tea tree.
9. application according to claim 8, is characterized in that described fruit tree is oranges and tangerines, apple or hawthorn.
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|---|---|---|---|---|
| EP0639572A1 (en) * | 1992-04-28 | 1995-02-22 | Yashima Chemical Industry Co., Ltd. | 2-(2,6-difluorophenyl)-4-(2-ethoxy-4-tert-butylphenyl)-2-oxazoline |
| CN1252220A (en) * | 1998-10-23 | 2000-05-10 | 拜尔公司 | Composition with pesticide and miticide property active compound |
| CN102308809A (en) * | 2011-04-26 | 2012-01-11 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing etoxazole |
| CN102060818B (en) * | 2011-01-07 | 2012-02-01 | 青岛科技大学 | Novel spirodiclofen compound and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0639572A1 (en) * | 1992-04-28 | 1995-02-22 | Yashima Chemical Industry Co., Ltd. | 2-(2,6-difluorophenyl)-4-(2-ethoxy-4-tert-butylphenyl)-2-oxazoline |
| CN1252220A (en) * | 1998-10-23 | 2000-05-10 | 拜尔公司 | Composition with pesticide and miticide property active compound |
| CN102060818B (en) * | 2011-01-07 | 2012-02-01 | 青岛科技大学 | Novel spirodiclofen compound and preparation method and application thereof |
| CN102308809A (en) * | 2011-04-26 | 2012-01-11 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing etoxazole |
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