CN103168787A - Insecticidal composition containing lufenuron and cyantraniliprole - Google Patents
Insecticidal composition containing lufenuron and cyantraniliprole Download PDFInfo
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- CN103168787A CN103168787A CN2013100948194A CN201310094819A CN103168787A CN 103168787 A CN103168787 A CN 103168787A CN 2013100948194 A CN2013100948194 A CN 2013100948194A CN 201310094819 A CN201310094819 A CN 201310094819A CN 103168787 A CN103168787 A CN 103168787A
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- lufenuron
- insect amide
- cyanogen insect
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Abstract
The invention relates to an insecticidal composition containing lufenuron and cyantraniliprole. The effective components are compounded by the lufenuron and the cyantraniliprole in the mass ratio of (1-40): (40-1); and the total weight of the effective components (namely the lufenuron and the cyantraniliprole) accounts for 1%-80% of the weight of the composition, and other components are auxiliary components allowable and acceptable in pesticides. The insecticidal composition is in the form of missible oil, a suspending agent, wettable powder, water dispersible granules, emulsion in water, or microemulsion. The insecticidal composition is mainly used for killing leaf-eating caterpillars, thrips, rust mites, trialeurodes vaporariorum and hemiptera and coleoptera pests on fruit trees and the like.
Description
Technical field
The present invention relates to the agriculture chemical compounding technical field, particularly relate to a kind of Pesticidal combination that contains lufenuron and cyanogen insect amide.
Background technology
Lufenuron is the latest generation substituted urea class insecticide that Syngenta Co.,Ltd produces.Medicament is by acting on insect larvae, stoping the decortication process to kill off the insect pests, especially the food leaf caterpillars such as fruit tree are had to outstanding preventive effect, thrips, rust mite, trialeurodes vaporariorum are had to unique mechanism of killing, be suitable for control pyrethroid and organophosphorous pesticide are produced to resistant insect.The lasting period of medicament is long, is conducive to reduce the laxative number of times; To crop safety, corn, vegetables, oranges and tangerines, cotton, potato, grape, Soybean and Other Crops all can be used, and are suitable for Integrated pest and administer.The chemical name of lufenuron is RS)-1-[2, the chloro-4-(1 of 5-bis-, 1,2,3,3,3-hexafluoro propoxyl group) phenyl]-3-(2, the 6-difluoro benzoyl) urea, its chemical structural formula is:
.
Cyanogen insect amide also is the bromine cyanogen insect amide, it is the second generation ryanodine receptor inhibitor insecticides of E.I.Du Pont Company's develop after chlorantraniliprole, cyanogen insect amide is that the various polar groups by changing on phenyl ring form, have more efficient, applicable crops is more extensive, can effectively prevent and treat Lepidoptera, Semiptera and coleopteran pest.Residual effect is short, and insecticidal action is fast, the cyanogen insect amide chemistry bromo-1-of 3-(3-chloro-2-pyridyl)-4 by name, and 5-dihydro-1 h-pyrazole-5-formamide, its chemical structural formula is
In the real process of agricultural production, using chemical agent is the most effectively means of control plant pest, but the problem the most easily produced by the chemical control insect is the generation of pest resistance to insecticide.And long-term use single chemical insecticide continuously high dose, easily cause the series of problems such as residual, environmental pollution of medicament.Reasonably chemical insecticide is composite or be mixed and have the expansion insecticidal spectrum, improve control efficiency, extend the optimum period for applying fertilizer, reduce dosage, reduce poisoning, reduce residual, delay pest resistance and the positive characteristics such as drug-fast generation and development, pesticide compositional or to be mixed be one of the effective method the most addressed the above problem.We filter out lufenuron and cyanogen insect amide is composite on the basis of lab screening and field trial, have obvious synergistic effect.And there is no at present the people about lufenuron and the composite Pesticidal combination of cyanogen insect amide and application reported.
Summary of the invention
Based on above situation, the object of the invention is to provide a kind of new and effective agricultural insecticide composition.Be mainly used in food leaf caterpillar, thrips, rust mite, trialeurodes vaporariorum and Semiptera and the coleopteran pests such as fruit tree.
Technical scheme of the present invention realizes by following measures:
A kind of Pesticidal combination that contains lufenuron and cyanogen insect amide, in this Pesticidal combination, the mass ratio of active ingredient lufenuron and cyanogen insect amide is 1～40: 40～1, described Pesticidal combination of the present invention is through the toxicity test experimental verification, the mass ratio of lufenuron and cyanogen insect amide is 1～40: 40～1 o'clock, synergistic effect was better.
The formulations of pesticide that described Pesticidal combination of the present invention can be prepared are the formulations such as missible oil, suspending agent, wetting powder, water dispersible granules, aqueous emulsion, microemulsion.Lufenuron and the cyanogen insect amide gross mass in preparation accounts for 1%～80% of the whole quality of the pharmaceutical preparations, while wherein accounting for 5%～50%, and toxicity and the residual balance preferably that reaches, cost is also lower.
The specific embodiments of the formulations of pesticide that Pesticidal combination of the present invention is mixed with is as follows:
Described Pesticidal combination is cream preparation, and the mass fraction of component is: 1～40 part of lufenuron; 1～40 part of cyanogen insect amide; 10～30 parts of conventional emulsifiers; 20～50 parts of conventional solvents; 1～5 part of conventional synergist.The concrete production stage of this cream preparation adds emulsifier, the synergist rear oily liquids that becomes transparent and homogeneous that stirs again for first active ingredient lufenuron and cyanogen insect amide being added in solvent after dissolving fully, filling, can be made into the cream preparation of the present composition.
Described Pesticidal combination is suspending agent, and the mass fraction of component is: 1～40 part of lufenuron; 1～40 part of cyanogen insect amide; 5～20 parts of dispersants; 1～5 part of antifreezing agent; 0.1～2 part of thickener; 0.1～0.8 part of defoamer; 0～10 part of penetrating agent; 0.1～5 part of pH value conditioning agent; Water, surplus.The concrete production stage of this suspending agent is for first mixing other auxiliary agents, mix through high speed shear, add active ingredient lufenuron and cyanogen insect amide, in ball crusher, abrading-ball is 2～3 hours, make a diameter all below 5mm, can be made into the suspending agent preparation of the present composition.
Described Pesticidal combination is wetting powder, and the mass fraction of component is: 1～40 part of lufenuron; 1～40 part of cyanogen insect amide; 3～10 parts of dispersants; 1～5 part of wetting agent; Filler, surplus.The concrete production stage of this wetting powder is: by above-mentioned formula, the active ingredient lufenuron is mixed with cyanogen insect amide and dispersant, wetting agent and filler, uniform stirring in stirred tank, mixing after airslide disintegrating mill, can be made into the wetting powder of the present composition.
Described Pesticidal combination is water dispersible granules, and the mass fraction of component is: 1～40 part of lufenuron; 1～40 part of cyanogen insect amide; 3～10 parts of dispersants; 1～10 part of wetting agent; 1～5 part of disintegrant; The filler surplus.The concrete production stage of this water dispersible granules is: by above-mentioned formula, the active ingredient lufenuron is mixed with cyanogen insect amide and dispersant, wetting agent, disintegrant and filler, with micro jet, pulverize, through mediating, then add in the fluidized bed prilling dryer and carry out granulation, drying, screening by sample analysis, can be made into the water dispersible granules of the present composition.
Described Pesticidal combination is aqueous emulsion, and the mass fraction of component is: 1～40 part of lufenuron; 1～40 part of cyanogen insect amide; 3～30 parts of emulsifier; 5～15 parts of solvents; 2～15 parts of stabilizing agents; 1～5 part of antifreezing agent; 0.1～8 part of defoamer; 0.2～2 part of thickener; Water, surplus.The concrete production stage of this aqueous emulsion is: at first lufenuron and cyanogen insect amide, solvent and emulsifier, cosolvent are added together, make to be dissolved into uniform oil phase; By part water, antifreeze, other the insecticides adjuvant such as antimicrobial mixes into uniform water; When the reactor high speed stirs, oil phase is added to water, slowly add water until reach the phase inversion point, open clipper and carry out high speed shear, and add remaining water, shear about half an hour, form the aqueous emulsion of oil-in-water type, can be made into the aqueous emulsion of the present composition.
Described Pesticidal combination is microemulsion, and the mass fraction of component is: 1～40 part of lufenuron; 1～40 part of cyanogen insect amide, 10～30 parts of emulsifier, 1～8 part of antifreezing agent, 0.5～10 part of stabilizing agent, 20～50 parts of conventional solvent cosolvents.Lufenuron and cyanogen insect amide are dissolved fully with cosolvent, then add other compositions such as emulsifier, antifreezing agent stabilizing agent, evenly mix, finally add water, after fully stirring, can be made into microemulsion.
Wherein above-described emulsifier is selected from calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, the alkylphenol polyoxyethylene sulfosuccinate, styrylphenol polyoxyethylene ether, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, any or more than one any mixtures than forming in polyoxyethylene aliphatic alcohol ether.
Described solvent is dimethylbenzene or biodiesel, toluene, and diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, turpentine oil, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), one or more in the water equal solvent are arbitrarily than the mixture formed.
Described dispersant is selected from polycarboxylate, lignosulfonates, alkylphenol polyoxyethylene methyl ether condensate sulfate, the alkylsulfonate calcium salt, the naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, one or more in the fatty acid glyceride APEO.
Described wetting agent is selected from lauryl sodium sulfate, calcium dodecyl benzene sulfonate, and Nekal BX, moistening bleeding agent F, alkylbenzenesulfonate polyoxyethylene triphen is phosphenylic acid salt dimly, spaonin powder, silkworm excrement, one or more in the soapberry powder.
Described disintegrant is selected from bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, one or more in sodium bicarbonate.
Described thickener is selected from xanthans, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, Magnesiumaluminumsilicate, in polyvinyl alcohol one or more.
Described stabilizing agent is selected from sodium citrate, a kind of in resorcinol.
Described antifreezing agent is selected from ethylene glycol, propane diols, one or more in glycerine.
Described defoamer is selected from silicone oil, silicone compound, C
10-20the saturated fat acid compounds, C
8-10one or more of fatty alcohol.
Described filler is selected from kaolin, diatomite, bentonite, attapulgite, white carbon, starch, one or more in precipitated calcium carbonate.
The present invention be take the compounded pesticides that active ingredient is lufenuron and cyanogen insect amide and is had obvious synergistic effect, delay the drug-fast generation in key, and reduced to become to produce cost and use cost, be mainly used in food leaf caterpillar, thrips, rust mite, trialeurodes vaporariorum and Semiptera and the coleopteran pests such as fruit tree.
Embodiment
For making technical scheme of the present invention, purpose and advantage are clearer, and the present invention describes with following specific embodiment, but the present invention is not limited to these examples.The mode that effect experiment of the present invention adopts indoor biometrics and field trial to combine, if no special instructions, the ratio of below mentioning is all ratio of quality and the number of copies.
Embodiment: lufenuron proportioning co-toxicity experiments different from cyanogen insect amide.
1.1 reagent agent
The former medicine of 97% lufenuron, the former medicine of 95% cyanogen insect amide, above-mentioned former medicine provides by research and development department of extra large rel medicine company limited company.
1.2 test target
Frankliniella occidentalis: be placed in temperature 27-29 ℃, relative moisture 50% left and right is raised and is set up population with the sword bean angle in the incubator of periodicity of illumination 16/8h (L/D) in raising bottle, get grow consistent 3 age nymph tested.
1.3 experimental procedure
1.3.1 medicament preparation
First use the former medicine of acetone solution, according to the result of preliminary experiment, two appropriate former medicines are made into to several different proportionings, then it is stand-by with acetone, each processing to be diluted to respectively to several concentration gradients.
1.3.2 chemicals treatment
Adopt leaf dipping method to be measured.Preprepared wild cabbage leaf (2 ㎝ * 3 ㎝) was soaked for 10 seconds in liquid, take out nature and dry to surface without washmarking, choose into Frankliniella occidentalis nymph in 3 age with writing brush, will try worm and move to (28
2) ℃, in the culture dish of relative moisture 75%, normally cultivate.Every processing repeats for 4 times, 20 examination worms of every repetition.
1.4 control time
48h investigation examination worm death condition after processing (judgement examination worm death standard is that Frankliniella occidentalis and medicine leaf are poured on black paper, with writing brush, touches polypide, and that can not creep is considered as death), record total borer population and dead borer population.
1.5 data statistics and analysis
According to investigation statistics, calculate the corrected mortality that each is processed.And adopt the abundant method of Sun Yun to calculate the co-toxicity coefficient (CTC value) of mixture with reference to NY/T1 154.7-2006.If contrast lethality<5%, do not proofread and correct, the contrast lethality, between 5%-20%, is proofreaied and correct by formula 2, the contrast lethality > 20%, test need be reformed.
The logarithm value of drug concentration (mg/L) of take is independent variable x, and the probability value of corrected mortality of take is dependent variable y, sets up respectively the virulence regression equation formula, adopts DPS software to calculate the EC of single dose and each proportioning mixture
50calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun.Co-toxicity coefficient CTC, computing formula is as follows: (take lufenuron as the standard medicament, its toxicity index is 100):
The EC of the toxicity index of cyanogen insect amide (TI)=lufenuron
50the LC of/chlorfenapyr
50* 100
The EC of the true toxicity index (ATI) of M=lufenuron
50the LC of/M
50* 100
The TI of the TI of the theoretical toxicity index (TTI) of M=lufenuron * P lufenuron+cyanogen insect amide * P cyanogen insect amide
The TTI of the ATI/M of the co-toxicity coefficient of M (CTC)=M * 100
In formula:
The mixture that M is lufenuron and the different proportionings of cyanogen insect amide
The P lufenuron is lufenuron shared ratio in mixture
The P cyanogen insect amide is cyanogen insect amide shared ratio in mixture.
2.1 toxicity test result
Table 1 lufenuron, the cyanogen insect amide indoor measurement result to Frankliniella occidentalis.
As can be seen from the table, in the active ingredient lufenuron: when the cyanogen insect amide ratio is 1:40～40:1 dilution, its co-toxicity coefficient all is greater than 120, and show certain synergistic effect, wherein lufenuron: the synergistic effect that cyanogen insect amide is 4:40～40:4 is the most obvious.Result of the test shows, under indoor conditions, lufenuron and cyanogen insect amide are composite has higher activity to thrips, and suggestion is carried out further field control effectiveness test to suitable proportion 4:40～40:4 left and right mixture preparation, to estimate its field practical application effect.
3 field trial control rice-stem borers, the experimental result of Frankliniella occidentalis
3.1 field trial control rice-stem borer
3.1.1 test method
Test is in Jingzhou City, Hubei Province, and experimental field is rice seedling bed, and at 24 days length of time rice seedlings grow, rice shoot has 2-3 to tiller.Experimental field is in the field of field, and periphery is all rice seedling bed or direct sowing rice field.Rice shoot withered sheath in rice seedling bed is more, striped rice borer be 1 age peak; The test laxative once.
3.1.2 investigation method
Investigate altogether 4 times, investigation insect population radix before medicine, after medicine 7 days, 14 days, within 21 days, investigation was once respectively.Take parallel great-jump-forward random sampling 15 points in every community, 2 clumps every, totally 30 clumps of rice are recorded respectively the borer population alive of rice-stem borer by the basin method of clapping, and then calculate it and proofread and correct preventive effect (hereinafter to be referred as preventive effect).
3.1.3 drug effect computational methods
Insect population decline rate (%)=(larva number after medicine prelarva number-medicine)/medicine prelarva number * 100
Preventive effect (%)=(treatment region insect population decline rate-contrast insect population decline rate)/(100-check plot insect population decline rate) * 100.
3.1.4 poisoning investigation method
Duration of test is observed the paddy growth situation, does not all have the poisoning phenomenon to occur.
3.2 field test results
Table 2 is treatment agent control rice-stem borer field test results
The Mixed Pharmacy of different proportion, tested by different consumptions as can be seen from Table 2, and after medicine, its control to rice-stem borer all is better than contrasting medicament, and insecticidal effect increases progressively with the increase of dosage.According to the field range estimation, in the test dose scope, plant growth is normal, and the poisoning phenomenon to paddy rice does not all appear in each treatment agent, illustrates that it is safe to paddy rice.Advise that the insecticide different from the mechanism of action mixes use to delay the generation of pest resistance to insecticide.
4.1 field experiment control Frankliniella occidentalis test
4.1.1 test method
Test in Liquan capsicum ground, Xianyang, Shanxi province city, thrips is contained the phase of sending out and carries out.Use WF-16 type knapsack hand sprayer, shower nozzle is single fan nozzle, and operating pressure is 0.2-0.4Mpa, and spray amount is 0.36-0.48L/min, carries out the routine spraying, makes every effort to evenly thoughtful during the spray medicine.
Duration of test weather is good, and daily mean temperature is 17.8～25.4 ℃.Dispenser same day is without rain.
4.1.2 investigation method
Investigation insect population radix ，，Mei 5 of communities sampling before dispenser, total the number of thrips in every some random searching plant middle and upper part l0 piece spends, same method is 3d after dispenser, 7d, 14d checks the remaining borer population of living, and calculates insect population decline rate and control efficiency.
4.1.3 drug effect computational methods
Insect population decline rate (%)=(larva number after medicine prelarva number-medicine)/medicine prelarva number * 100
Preventive effect (%)=(treatment region insect population decline rate-contrast insect population decline rate)/(100-check plot insect population decline rate) * 100.
4.1.4 poisoning investigation method
Within 3,7,14 days after medicine, observe the chili growth situation, the range estimation medicament to capsicum without poisoning.
4.1.5 field control effectiveness test result
As can be seen from Table 3, the Mixed Pharmacy of different proportion, carry out field experiment by different consumptions, after medicine, its control efficiency to the capsicum Frankliniella occidentalis is better than contrasting medicament, 48% lufenuron cyanogen insect amide is with the composite control Frankliniella occidentalis of 24:24 ratio instant effect, efficiency time is long, and control efficiency is good, and insecticidal effect increases progressively along with the increase of consumption.According to experimental observation, each medication is processed capsicum is not all produced to poisoning.The suggestion dispenser rests in the Frankliniella occidentalis occurance peak period, requires even spraying during dispenser, and it,, to spending safety, does not hinder flower.This is mixed, and can effectively control the harm of Frankliniella occidentalis to the host, to the raising of quality of vegetable with increase production significantly, stronger popularizing value is arranged.
To sum up indoor biometrics and twice field experiment result are described, of the present inventionly take lufenuron and cyanogen insect amide and carry out two yuan of composite Pesticidal combinations as active ingredient, to rice-stem borer, the insects such as thrips show good control efficiency, to the target crop safety, with single dose, compare, Pesticidal combination of the present invention has mechanism of action uniqueness, the unit consumption is few, quick-acting is good, lasting period is long, the plurality of advantages such as the effect field is more wide in range, to plant diseases, insect pest can have better control, so, produce very large economic worth in research and development of the present invention and promotion conference, to vast vegetables, the protection tool of the increasing both production and income of the peasant household in fruit tree producing region and local environment is of great significance.
Claims (4)
1. a Pesticidal combination that contains lufenuron and cyanogen insect amide, it is characterized in that: the active ingredient of this Pesticidal combination is lufenuron and cyanogen insect amide binary built, all the other are auxiliary element, and wherein the mass ratio of active ingredient lufenuron and cyanogen insect amide is 1～40: 40～1.
2. Pesticidal combination according to claim 1, it is characterized in that: lufenuron and the cyanogen insect amide gross mass in preparation accounts for 1%～80% of the whole quality of the pharmaceutical preparations.
3. Pesticidal combination according to claim 2, it is characterized in that: lufenuron and the cyanogen insect amide gross weight in preparation accounts for 5%～50% of the whole quality of the pharmaceutical preparations.
4. according to claim 1 or 2 or 3 described Pesticidal combinations, it is characterized in that: the formulation of this Pesticidal combination is missible oil, suspending agent, wetting powder, water dispersible granules, aqueous emulsion, microemulsion
.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103300037A (en) * | 2013-06-28 | 2013-09-18 | 京博农化科技股份有限公司 | Insecticidal composition containing lufenuron and cyantraniliprole |
| CN103960252A (en) * | 2014-05-27 | 2014-08-06 | 扬州大学 | Insecticidal pesticide containing chlorantraniliprole |
| CN105284816A (en) * | 2015-11-20 | 2016-02-03 | 大新县科学技术情报研究所 | Method for controlling sugarcane thrips |
| CN105325438A (en) * | 2014-08-07 | 2016-02-17 | 江苏龙灯化学有限公司 | Insecticidal composition containing cyhalodiamide and lufenuron |
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| US20060111403A1 (en) * | 2003-01-28 | 2006-05-25 | Hughes Kenneth A | Cyano anthranilamide insecticides |
| CN102283205A (en) * | 2004-07-26 | 2011-12-21 | 杜邦公司 | Mixtures of anthranilamide invertebrate pest control agents |
| CN103283744A (en) * | 2012-03-01 | 2013-09-11 | 陕西韦尔奇作物保护有限公司 | Cyantraniliprole-containing pesticidal composition |
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2013
- 2013-03-25 CN CN2013100948194A patent/CN103168787A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060111403A1 (en) * | 2003-01-28 | 2006-05-25 | Hughes Kenneth A | Cyano anthranilamide insecticides |
| CN102283205A (en) * | 2004-07-26 | 2011-12-21 | 杜邦公司 | Mixtures of anthranilamide invertebrate pest control agents |
| CN103283744A (en) * | 2012-03-01 | 2013-09-11 | 陕西韦尔奇作物保护有限公司 | Cyantraniliprole-containing pesticidal composition |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103300037A (en) * | 2013-06-28 | 2013-09-18 | 京博农化科技股份有限公司 | Insecticidal composition containing lufenuron and cyantraniliprole |
| CN103960252A (en) * | 2014-05-27 | 2014-08-06 | 扬州大学 | Insecticidal pesticide containing chlorantraniliprole |
| CN105325438A (en) * | 2014-08-07 | 2016-02-17 | 江苏龙灯化学有限公司 | Insecticidal composition containing cyhalodiamide and lufenuron |
| CN105325438B (en) * | 2014-08-07 | 2018-02-16 | 江苏龙灯化学有限公司 | A kind of Pesticidal combination containing chlorine fluorine cyanogen insect amide and lufenuron |
| CN105284816A (en) * | 2015-11-20 | 2016-02-03 | 大新县科学技术情报研究所 | Method for controlling sugarcane thrips |
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Application publication date: 20130626 |