CN102812955A - Insecticidal and acaricidal composition containing Cyflumetofen and Fenpyroximate - Google Patents

Insecticidal and acaricidal composition containing Cyflumetofen and Fenpyroximate Download PDF

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CN102812955A
CN102812955A CN2012103093371A CN201210309337A CN102812955A CN 102812955 A CN102812955 A CN 102812955A CN 2012103093371 A CN2012103093371 A CN 2012103093371A CN 201210309337 A CN201210309337 A CN 201210309337A CN 102812955 A CN102812955 A CN 102812955A
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mite ester
azoles
fluorine
ester
acaricide composition
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苏安安
卢瑞
李现玲
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Guangxi Tianyuan Biochemical Co Ltd
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Guangxi Tianyuan Biochemical Co Ltd
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Abstract

The invention relates to an insecticidal and acaricidal composition containing Cyflumetofen and Fenpyroximate. The insecticidal and acaricidal composition adopts Cyflumetofen and Fenpyroximate as effective components for binary compounding. Specifically, the Cyflumetofen and the Fenpyroximate are in a weight ratio of 1:6-12:1, and the balance is auxiliary components that are allowed to be used and acceptable in pesticides. The composition can be used for controlling tetranychidae and other pests as well as injurious mites. With obvious efficacy enhancement and sustained control effects, the composition provided in the invention has the advantages of reduced pesticide dosage, no harm to human and livestock, as well as good environmental compatibility.

Description

A kind of insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester
Technical field
The invention belongs to the agriculture chemical compounding technical field, relate to a kind of composition pesticide, a kind of specifically insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester.
Background technology
Mite pest is claimed two spotted spider mite, is one of primary pest of crops such as fruit tree, cotton, tealeaves, has a strong impact on the growing way of fruit tree and crops.Because the generation algebraically of mite class is many, breeding spreads fast, and many generations alternately grow up, thereby the control quite difficulty of getting up, and mite class and general farmland disaster physiological mechanism is different, general insecticide does not almost have preventive and therapeutic effect to the mite class.Past; It is less that China is used to prevent and treat the specialized acaricide of mite class, generally uses dicofol, pyridaben, alkynes mite spy, isocarbophos, azacyclotin and their mixture, and control efficiency is not good; All need use a large amount of agricultural chemicals and carry out control of insect every year, to retrieve crop yield loss as far as possible.But indiscriminate use of pesticide uses insect that agricultural chemicals is produced more and more serious resistance, causes control efficiency to reduce year by year.Therefore, be badly in need of the Pesticidal products of more efficient, safety, environmental protection.
With the composite agricultural chemicals of processing of the active ingredient of different agricultural chemicals, be exploitation at present and development novel pesticide and control agricultural go up the resistance germ a kind of effectively with mode efficiently.The agricultural chemicals of different cultivars shows three kinds of type of action: summation action, synergistic effect and antagonism after mixing usually.But be specially which kind of effect, unpredictable, have only through a large amount of tests and just can know.Compound synergic is well filled a prescription, and can obviously improve actual control efficiency, reduces the usage amount of agricultural chemicals, can also enlarge fungicidal spectrum, and improve germicidal efficiency, thereby delay the drug-fast generation speed of germ widely, be the important means of integrated control disease.The present invention has filtered out the complex composition of fourth fluorine mite ester and azoles mite ester through a large amount of desk research and field experiment, and fourth fluorine mite ester is different with the mechanism of action of azoles mite ester, and each other composite have good synergistic effect within the specific limits.And with dithianon and azoles mite ester is the composite of active ingredient, does not see relevant report at present at home and abroad as yet
Fourth fluorine mite ester (Cyflumetofen), trade name Danisraba is by the novel acyl group acetonitrile class miticide of big tomb chemical company exploitation, does not have cross resistance with existing insecticide.Got permission registration and sale in Japan first in 2007, and be used for crops and flowers such as fruit tree, vegetables, dish tree, control parasitizes the main mite class of plant.To the ovum of tetranychid with to become mite all effective, to if the activity of mite is higher.
Azoles mite ester (Fenpyroximate), pyrazoline ester class miticide, its effect is to be main with action of contace poison, as efficient, low toxicity, low-residual miticide, invalid transreactance property is to ovum, if mite, young mite and to become mite all efficient.Be applicable to control tetranychus telarius and full pawl tetranychid on the various plants.In addition diseases such as insects such as diamond-back moth, prodenia litura, striped rice borer, rice fulgorid, black peach aphid and rice blast, powdery mildew, downy mildew also there is good preventive and therapeutic effect.Because complex manufacturing, cost of material is high, and product cost is high, and large tracts of land is used for many years, and insect evil mite is easy to generate resistance.
Summary of the invention
The objective of the invention is to practical problems such as present miticide dosage are big, cost is higher, reuse easy generation resistance, insecticidal spectrum is narrow; A kind of insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester is provided; It can fully improve insecticidal effect, enlarge insecticidal spectrum; Reduce dosage, reduce cost.
Technical scheme of the present invention is following:
A kind of insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester, this insecticide acaricide composition are to be that two yuan of carrying out of active ingredient are composite with fourth fluorine mite ester and azoles mite ester, and the weight ratio of said fourth fluorine mite ester and azoles mite ester is 1:6~12:1.
As preferably, the weight ratio of fourth fluorine mite ester and azoles mite ester is 1:1~12:1 in the above insecticide acaricide composition.Further preferred, the weight ratio of said fourth fluorine mite ester and azoles mite ester is 4:1~10:1.Preferred as the best, the weight ratio of said fourth fluorine mite ester and azoles mite ester is 7:1.
Also contain the pesticidal preparations auxiliary element in the above insecticide acaricide composition; Said auxiliary element is by one or more are formed in solvent, cosolvent, emulsifier, wetting agent, dispersant, thickener, antifreezing agent, carrier and the disintegrant, so that composition is processed the formulation that suitable agricultural is used.Auxiliary element all can be bought from market and obtain.
Said solvent is ester class and/or sulfone class, and the ester class is sec-butyl acetate, ethyl acetate and sec-butyl acetate etc., and the sulfone class is a dimethyl sulfoxide (DMSO) etc.;
Said cosolvent is ketone and/or higher alcohol, and ketone is cyclohexanone and N-pyrrolidones etc., and higher alcohol is a n-butanol etc.;
Said emulsifier, wetting agent, dispersant are non-ionic surface active agent and/or anion surfactant; Non-ionic surface active agent is castor oil polyoxyethylene ether, NPE, styryl phenyl polyoxyethylene poly-oxygen propylene aether, aliphatic alcohol polyethenoxy polyoxypropylene joint graft copolymer, triphenylethylene base phenyl APEO and calcium dodecyl benzene sulfonate castor oil polyoxyethylene ether etc., and anion surfactant is calcium dodecyl benzene sulfonate, sodium lignin sulfonate, lauryl sodium sulfate, NPE phosphate and aliphatic alcohol polyoxyvinethene phosphate amine salt etc.;
Said thickener is a colloid, and colloid is xanthans, gum Arabic, aluminium-magnesium silicate and polyvinyl alcohol etc.;
Said antifreezing agent is a polyalcohol, and polyalcohol is ethylene glycol, glycerine and propane diols etc.;
Said carrier is white carbon, kaolin and diatomite etc.;
Said disintegrant is an ammonium sulfate etc.
To account for the percentage of said composition total weight be 1~70% to the weight summation of fourth fluorine mite ester and azoles mite ester in the above insecticide acaricide composition.
The above insecticide acaricide composition can adopt method well known in the art to be prepared into and be fit to the formulation that agricultural is used.As preferably, be prepared into aqueous emulsion, microemulsion, suspending agent, wetting powder or water dispersible granules.
The present invention can the finished product preparation form provide, and promptly each material mixes in the composition, and the composition of composition also can provide with single agent form, directly in bucket or jar, directly mixes before the use, is diluted to required concentration then.
The insecticide acaricide composition that the above contains fourth fluorine mite ester and azoles mite ester can be used to prevent and treat insect evil mites such as tetranychid, tetranychus telarius and full pawl tetranychid.
The invention has the beneficial effects as follows:
Fourth fluorine mite ester and azoles mite ester composite after, have notable synergistic, improved control efficiency.
2. two kinds of active ingredient mechanisms of action are different, are difficult for developing immunity to drugs.
3. reduce the dosage of agricultural chemicals, reduced agricultural chemicals residual on crop, reduced environmental pollution; Good to person poultry safety, Environmental compatibility.
Embodiment
The present invention is elaborated with following specific embodiment, and so that its beneficial effect to be described, but the present invention is limited to these examples absolutely not.Percentage all is weight percentage in the prescription, and employed bulk drug and auxiliary agent are all bought from market.
One, Toxicity Determination
1. test material: test medicine adopts 99% fourth fluorine mite ester and the former medicine of 98% azoles mite ester; The examination worm is the cotton tetranychid of adopting from the field, and the first generation of breeding hatching through indoor steamed bun is as if mite.
2. test method: adopt the leaf butterfly spray-on process; Each single agent and Mixed Pharmacy are provided with 5 different concentration (on preliminary experiment result's basis; The cotton tetranychid is set if the mite lethality is pressed geometric progression in the scope of 5%-90%), 4 repetitions are established in every processing, and make blank with clear water.
3. operating procedure: get the consistent cotton leaf of growth earlier; Make leaf butterfly with card punch, in culture dish, place a wet sponge piece, put filter paper on it; Foliation butterfly on the filter paper; Every ware is put 3 leaf butterflies, selects cotton tetranychid nymph indoor feeding, healthy, that the length of time is consistent and is inoculated on the leaf butterfly, 20 of every leaf butterfly inoculations.
The culture dish that is connected to leaf butterfly is placed under the potter spray tower, spraying under 50PSI pressure, spray amount is 1ml, takes out culture dish behind the sedimentation 1min, and the culture dish that will handle is then put into the 12H/12H lighting box and is cultivated, and 48h checks dead borer population, calculates lethality.
4. computational methods: carried out statistical analysis with the DPS statistical analysis software, calculated the LC50 of each medicament, estimated the insecticidal activity of each medicament.And calculate the co-toxicity coefficient (CTC value) of mixture according to the abundant method of Sun Yun.
Actual measurement toxicity index (ATI)=(standard medicament LC50/ supplies reagent agent LC50) * 100.
The percentage composition of B in percentage composition+B medicament toxicity index * mixture of A in theoretical toxicity index (TTI)=A medicament toxicity index * mixture.
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (the ATI)/theoretical toxicity index (TTI) of mixture] * 100.
According to the insecticide synergy criteria for classifying in the NY/T 11547.7-2006 agricultural chemicals indoor bioassay test rule: co-toxicity coefficient (CTC)>=120 shows as synergistic effect; Co-toxicity coefficient (CTC)≤80 shows as antagonism;<120 show as summation action to 80<co-toxicity coefficient (CTC).
5. result of the test: see table 1 for details.Toxicity Determination result shows: the weight ratio of fourth fluorine mite ester and azoles mite ester is in the 1:6-12:1 scope, if mite shows as synergistic effect, co-toxicity coefficient is all greater than 120 to the cotton tetranychid; Especially at 1:1-12:1, synergistic effect is more obvious, and co-toxicity coefficient is more than 130.
Table 1 fourth fluorine mite ester and azoles mite ester are to the indoor joint toxicity measuring of cotton tetranychid as if mite
Figure BDA00002065092700041
Two, preparation application implementation example
1, the preparation of aqueous emulsion
Embodiment 1 (aqueous emulsion of content 1%)
Figure BDA00002065092700051
Embodiment 2 (aqueous emulsion of content 11%)
Embodiment 3 (aqueous emulsion of content 13%)
Figure BDA00002065092700061
The preparation method of the above aqueous emulsion is: active ingredient fourth fluorine mite ester and azoles mite ester are dropped in the agitated reactor, and adding solvent (it is outer to dewater), cosolvent fully dissolve, and drop into emulsifier, dispersant, wetting agent, fully stir the formation oil phase; Antifreezing agent added in the entry dissolve, form water; Water is dropped in the oil phase, use high-speed shearing machine to shear, obtain aqueous emulsion.
3, the preparation of microemulsion
Embodiment 4 (microemulsion of content 5%)
Figure BDA00002065092700062
Embodiment 5 (microemulsion of content 8%)
Figure BDA00002065092700063
Figure BDA00002065092700071
Embodiment 6 (microemulsion of content 14%)
Figure BDA00002065092700072
The preparation method of the above microemulsion is: active ingredient fourth fluorine mite ester and azoles mite ester are dropped in the agitated reactor, and adding solvent (it is outer to dewater), cosolvent fully dissolve, and drop into emulsifier, fully stir the formation oil phase; Antifreezing agent added in the entry dissolve, form water; Water is dropped in the oil phase, use high-speed shearing machine to shear, obtain transparent microemulsion.
3, the preparation of suspending agent
Embodiment 7 (suspending agent of content 20%)
Figure BDA00002065092700073
Embodiment 8 (suspending agent of content 30%)
Figure BDA00002065092700081
Embodiment 9 (suspending agent of content 50%)
The above suspending agent preparation method is: use airslide disintegrating mill to pulverize active ingredient fourth fluorine mite ester and azoles mite ester, drop in the stirred tank, drop into dispersant, wetting agent, antifreezing agent and water simultaneously; Fully stir, with fully grinding in the material suction sand mill, after grinding is accomplished; In the suction high-speed shearing machine; Add thickener, carry out high speed shear, obtain suspending agent.
4, the preparation of wetting powder
Instance 10 (wetting powder of content 50%)
Figure BDA00002065092700083
Figure BDA00002065092700091
Instance 11 (wetting powder of content 60%)
Figure BDA00002065092700092
Instance 12 (wetting powder of content 70%)
The preparation method of the above wetting powder is: press formula rate, active ingredient and various preparation auxiliary element are mixed, pulverize through airslide disintegrating mill, mix once more, obtain wetting powder.
5, the preparation of water dispersible granules
Instance 13 (water dispersible granules of content 21%)
Figure BDA00002065092700094
Embodiment 14 (water dispersible granules of content 35%)
The preparation method of above water dispersible granules is: press formula rate, active ingredient and various preparation auxiliary element are mixed, pulverize through airslide disintegrating mill, mix, obtain wetting powder; Add the granulation of a certain amount of water extrusion again,, obtain water dispersible granules through dry screened.

Claims (8)

1. insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester is characterized in that: this insecticide acaricide composition is to be that two yuan of carrying out of active ingredient are composite with fourth fluorine mite ester and azoles mite ester, and the weight ratio of said fourth fluorine mite ester and azoles mite ester is 1:6~12:1.
2. the insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester according to claim 1 is characterized in that: the weight ratio of said fourth fluorine mite ester and azoles mite ester is 1:1~12:1.
3. the insecticide acaricide composition that comprises fourth fluorine mite ester and azoles mite ester according to claim 1 is characterized in that: the weight ratio of said fourth fluorine mite ester and azoles mite ester is 4:1~10:1.
4. the insecticide acaricide composition that comprises fourth fluorine mite ester and azoles mite ester according to claim 1 is characterized in that: the weight ratio of said fourth fluorine mite ester and azoles mite ester is 7:1.
5. according to arbitrary described insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester in the claim 1 to 4; It is characterized in that: also contain the pesticidal preparations auxiliary element in the said insecticide acaricide composition, said auxiliary element is by one or more are formed in solvent, cosolvent, emulsifier, wetting agent, dispersant, thickener, antifreezing agent, carrier and the disintegrant; Said solvent is ester class and/or sulfone class; Said cosolvent is ketone and/or higher alcohol; Said emulsifier, wetting agent, dispersant are non-ionic surface active agent and/or anion surfactant, and said thickener is a colloid, and said antifreezing agent is a polyalcohol; Said carrier is white carbon, kaolin and/or diatomite, and said disintegrant is an ammonium sulfate.
6. the insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester according to claim 5, it is characterized in that: said ester class is sec-butyl acetate, ethyl acetate and sec-butyl acetate, the sulfone class is a dimethyl sulfoxide (DMSO); Said ketone is cyclohexanone and N-pyrrolidones, and higher alcohol is a n-butanol; Said non-ionic surface active agent is castor oil polyoxyethylene ether, NPE, styryl phenyl polyoxyethylene poly-oxygen propylene aether, aliphatic alcohol polyethenoxy polyoxypropylene joint graft copolymer, triphenylethylene base phenyl APEO and calcium dodecyl benzene sulfonate castor oil polyoxyethylene ether, and anion surfactant is calcium dodecyl benzene sulfonate, sodium lignin sulfonate, lauryl sodium sulfate, NPE phosphate and aliphatic alcohol polyoxyvinethene phosphate amine salt; Said colloid is xanthans, gum Arabic, aluminium-magnesium silicate and polyvinyl alcohol; Said polyalcohol is ethylene glycol, glycerine and propane diols.
7. the insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester according to claim 6 is characterized in that the percentage that the weight summation of said fourth fluorine mite ester and azoles mite ester accounts for said composition total weight is 1~70%.
8. according to arbitrary described insecticide acaricide composition that contains fourth fluorine mite ester and azoles mite ester in the claim 1 to 7, it is characterized in that said preparation of compositions becomes aqueous emulsion, microemulsion, suspending agent, wetting powder or water dispersible granules.
CN2012103093371A 2012-08-28 2012-08-28 Insecticidal and acaricidal composition containing Cyflumetofen and Fenpyroximate Pending CN102812955A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105309441A (en) * 2015-12-03 2016-02-10 陕西标正作物科学有限公司 Pesticide composition containing cyenopyrafen and application thereof in prevention and treatment of harmful mites

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102630672A (en) * 2012-03-30 2012-08-15 陕西韦尔奇作物保护有限公司 Insecticidal composition containing cyflumetofen

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102630672A (en) * 2012-03-30 2012-08-15 陕西韦尔奇作物保护有限公司 Insecticidal composition containing cyflumetofen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105309441A (en) * 2015-12-03 2016-02-10 陕西标正作物科学有限公司 Pesticide composition containing cyenopyrafen and application thereof in prevention and treatment of harmful mites
CN105309441B (en) * 2015-12-03 2019-03-19 陕西标正作物科学有限公司 Composition pesticide containing nitrile pyrrole mite ester and its purposes in prevention and treatment harmful mite

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