CN102077838A - Insecticidal composition containing clothianidine and pyrethroid compound - Google Patents
Insecticidal composition containing clothianidine and pyrethroid compound Download PDFInfo
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- CN102077838A CN102077838A CN2011100247689A CN201110024768A CN102077838A CN 102077838 A CN102077838 A CN 102077838A CN 2011100247689 A CN2011100247689 A CN 2011100247689A CN 201110024768 A CN201110024768 A CN 201110024768A CN 102077838 A CN102077838 A CN 102077838A
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Abstract
The invention relates to an insecticidal composition in the field of compound farm chemical, comprising the effective components of clothianidine and pyrethroid insecticide, wherein the weight percentage of the two effective components is (1-80): (80-1), preferably (1-40): (40-1); the mass percentage of the effective components in the insecticidal composition is 1-90%, preferably 5-50%, the balance is allowable and acceptable auxiliary components in farm chemical; and aqueous emulsion, microemulsion, missible oil, suspending agent, wettable powder and water dispersible granule can be prepared by the known method. The insecticidal composition takes the clothianidine and pyrethroid insecticide as the effective components for preventing and treating the homoptera and thysanoptera insects such as cnaphalocrocis medinalis, plutella xylostella, prodenia litura fabricius, cotton bollworm or spodoptera exigua, thripidae and the like.
Description
Technical field
The present invention relates to the agriculture chemical compounding technical field, be specifically related to a kind of thiophene insect amide and composite Pesticidal combination of chrysanthemum ester type compound of containing.
Background technology
The thiophene insect amide, test code number JS9117, it is the novel adjacent heterocycle benzamide compound that the Jiangsu Pesticide Research Institute Co., Ltd is found in initiative in 2009, chemical name is 3-bromo-N-{4-chloro-2-methyl-6-[2-(5-amino-1,3, the 4-thiadiazoles)] phenyl-1-(3-chloropyridine-2-yl)-1H-pyrazoles-5-formamide
[1], lepidopterous insects such as diamond-back moth, beet armyworm, prodenia litura, cotton bollworm, striped rice borer are had high activity.Structural formula is:
Beta-cypermethrin (beta cypermethrin) is an agricultural fungicides, has and tags and stomach poison function, has destroyed neural function by interacting with the insect sodium channel.The lepidoptera pest that takes place on the main control crops has strong toxicity.
Gamma cyhalothrin (Lambda-cyha1othrin), have tag, stomach poison function, by suppressing the conduction at insect neural axon position, insect is had the effect of walking quickly and keeping away, knocking down and killing, insecticidal spectrum is wide, active higher, drug effect is rapid, sprays the back resistance of rainwater washing against, but long-term the use easily produces resistance to it, insect and evil mite to sucking mouth parts have certain preventive effect, are applicable to the insect of peanut, soybean, cotton, fruit tree, vegetables.
Biphenthrin (Bifenthrin) is a kind of pyrethroid Insecticidal and acaricidal agent.Have tag, stomach poison function, do not inhale in not having, fumigation action, insecticidal spectrum is wide, effect rapidly.In soil, do not move, safer to environment, be applicable to and prevent and treat insects such as lepidopterous larvae, aleyrodid, aphid, leaf miner, leafhopper, tetranychid on the crops such as wheat, cotton, fruit tree, vegetables, tealeaves that be used for worm, when mite is concurrent, province's medicine saves time.But in actual mechanical process, use the agent of Biphenthrin list separately, insect easily produces resistance.
The insecticide variety fungicidal spectrum of single-activity component is narrow, uses the back insect to be easy to generate pesticide resistance continuously, and access times are many will the weighting ring environment pollution.And that different component carries out is composite, can effectively overcome above shortcoming.Simultaneously, utilize two kinds of synergistic effects that active component is mixed and is produced, can improve preventive effect, enlarge insecticidal spectrum, reduce the consumption of active ingredient, save drug cost, delaying insect, the drug-fast generation of evil mite, reduce environmental pollution, is the important means of integrated control insect.Discover thiophene insect amide and chrysanthemum ester type compound through the inventor to produce good synergistic effect after composite, and about the composite of thiophene insect amide and chrysanthemum ester type compound and use that still nobody reported at present.
Summary of the invention
Based on above situation, in order to satisfy the needs of pesticide producing, make full use of two kinds of active components be mixed the synergistic effect that produced, improve preventive effect, reduce agricultural cost and delay the generation of pest resistance to insecticide, the present invention proposes a kind of new insecticides: said composition contains two kinds of active components of A, B, component A is selected from the thiophene insect amide, and B component is selected from Biphenthrin or beta-cypermethrin or gamma cyhalothrin.
Described to be selected from Biphenthrin or beta-cypermethrin or gamma cyhalothrin one of any with A thiophene insect amide and B be two yuan of composite Pesticidal combinations of active ingredient, and the percentage by weight of effective active composition A and B is 1～80: 80～1.
Described to be selected from Biphenthrin or beta-cypermethrin or gamma cyhalothrin one of any with A thiophene insect amide and B be two yuan of composite Pesticidal combinations of active ingredient, and the percentage by weight of effective active composition A and B is preferably 1～40: 40～1.
It is one of key character of the present invention that two kinds of active components of A, B are re-dubbed new compositions according to a certain percentage, and another feature is that described to be selected from Biphenthrin or beta-cypermethrin or gamma cyhalothrin one of any with A thiophene insect amide and B be that the formulation that two yuan of composite Pesticidal combinations of active ingredient can be made into is aqueous emulsion, microemulsion, missible oil, suspending agent, wetting powder, water dispersible granules.
Described with the thiophene insect amide with to be selected from Biphenthrin or beta-cypermethrin or gamma cyhalothrin one of any be two yuan of composite Pesticidal combinations of active ingredient, the gross mass content of two kinds of active components of A, B in preparation is 1%-90%, preferably 5%-50%; All the other are usual auxiliaries in the agricultural chemicals.
Pesticidal combination of the present invention has obvious synergistic effect, can reduce effective ingredient consumption, reduce cost, delay the generation of pest resistance to insecticide, be used for control to suckings pest such as lepidopterous insects such as diamond-back moth, beet armyworm, prodenia litura, cotton bollworm, striped rice borer and plant hopper, aphid, aleyrodid, leafhopper, preventive effect is remarkable.
Embodiment:
In order to make purpose of the present invention, technical scheme and advantage clearer, the present invention describes with following specific embodiment, but the present invention is limited to these examples absolutely not.
The formulation embodiment:
Component A is selected from the thiophene insect amide, and B component is selected from Biphenthrin or beta-cypermethrin or gamma cyhalothrin.
One of technical scheme of the present invention, described Pesticidal combination are aqueous emulsion, and the percentage by weight of component is:
Effective constituents A 1～80%
Active ingredient B 1～80%
Emulsifier 3～30%
Solvent 5～15%
Antimicrobial 0.1～1%
Stabilizing agent 2～15%
Antifreezing agent 2～5%
Defoamer 0.1～8%
Thickener 0.2～2%
Water surplus
The concrete production stage of this aqueous emulsion is: at first former medicine A is added with B, solvent and emulsifier, cosolvent and be in the same place, make and be dissolved into uniform oil phase; With part water, antifreeze, other insecticides adjuvant such as antimicrobial mixes into uniform water; When the reactor high speed stirs, oil phase is added water, slowly add water, open clipper and carry out high speed shear, and add remaining water, shear half an hour approximately, form the aqueous emulsion of oil-in-water type until reaching the phase inversion point.Promptly can be made into the aqueous emulsion of the present composition.
Two of technical scheme of the present invention, when described Pesticidal combination was microemulsion, the percentage by weight of component was:
Effective constituents A 1～80%
Active ingredient B 1～80%
Emulsifier 10～30%
Antifreezing agent 1～8%
Stabilizing agent 0.5～10%
Conventional solvent cosolvent 20～50%
The concrete production stage of this microemulsion is: former medicine A, B are dissolved fully with cosolvent, add other compositions such as emulsifier, antifreezing agent stabilizing agent again, evenly mix, add entry at last, can be made into microemulsion after fully stirring.
Three of technical scheme of the present invention, described Pesticidal combination are cream preparation, and the mass percent of component is:
Effective constituents A 1～80%
Active ingredient B 1～80%
Conventional emulsifier 10～30%
Conventional solvent 20～50%
Conventional synergist 1～5%
The concrete production stage of this cream preparation adds emulsifier, the synergist back that stirs after the dissolving fully again and becomes the oily liquids of transparent and homogeneous for earlier effective constituents A, B or C being added in the solvent, and can promptly can be made into the cream preparation of the present composition.
Four of technical scheme of the present invention, described Pesticidal combination are suspending agent, and the percentage by weight of component is:
Effective constituents A 1～80%
Active ingredient B 1～80%
Dispersant 5～20%
Antifreezing agent 1～5%
Thickener 0.1～2%
Defoamer 0.1～0.8%
Penetrating agent 0～10%
PH value conditioning agent 0.1～5%
Water surplus
The concrete production stage of this suspending agent is earlier other auxiliary agents to be mixed, and mixes through high speed shear, adds effective constituents A, B or C, and abrading-ball is 2～3 hours in ball crusher, makes a diameter all below 5mm, promptly can be made into the suspending agent preparation of the present composition.
Five of technical scheme of the present invention, described Pesticidal combination is a wetting powder, the percentage by weight of component is:
Effective constituents A 1～80%
Active ingredient B 1～80%
Dispersant 3～10%
Wetting agent 1～5%
The filler surplus.
The concrete production stage of this wetting powder is: by above-mentioned prescription effective constituents A, B and dispersant, wetting agent and filler are mixed, in stirred tank, evenly stir, behind airslide disintegrating mill, mixing, promptly can be made into the wetting powder of the present composition.
Six of technical scheme of the present invention, described Pesticidal combination are water dispersible granules, and the percentage by weight of component is:
Effective constituents A 1～80%,
Active ingredient B 1～80%
Dispersant 3～10%
Wetting agent 1～10%
Disintegrant 1～5%
The filler surplus
The concrete production stage of this water dispersible granules is: by above-mentioned prescription effective constituents A, B and dispersant, wetting agent, disintegrant and filler are mixed, pulverize with micro jet, through mediating, add then and carry out granulation, drying, screening in the fluidized bed prilling dryer after sample analysis, promptly can be made into the water dispersible granules of the present composition.
Emulsifier is alkylbenzene naphthalene sulfonate, alkylphenol polyoxyethylene phosphate, diphenyl phenol polyethenoxy polyethenoxy ether, styrenated phenol APEO, alkylphenol polyoxyethylene formaldehyde condensation products, diphenyl phenol polyethenoxy polyformaldehyde condensation product, castor oil ethylene oxide adduct and derivative thereof, for example farming breast 300, farming breast 500, farming breast 600, Nongru-700, agricultural newborn Sorp1KS, OX2511, NNO, NP series etc., emulsifier can be one or more mixture
Dispersant has one or several the mixture in lignosulfonates, fatty acid amide N methyl taurine sodium salt, alkylphenol polyoxyethylene sulphate, lignosulfite, fatty acid ester sulphate, polyoxyethylene polyoxypropylene block copolymer, alkylphenol polyoxyethylene, the fatty alcohol-polyoxyethylene ether.
Wetting agent is one or several the mixture in fatty acid amide N methyl taurine sodium salt, lignosulfonates, alkylphenol polyoxyethylene sulphate, petroleum sodium sulfonate, alkylnaphthalene sulfonate, fatty acid ester sulphate, alkylphenol polyoxyethylene, fatty alcohol-polyoxyethylene ether, lignosulfite, the withered powder of tea, the spaonin powder.
Thickener is one or more the mixture in CMC, polyvinyl alcohol, xanthans, gum Arabic, sodium alginate, polyvinylpyrrolidone, bentonite, aluminium-magnesium silicate, the gypsum.
Penetrating agent is one or both the mixture among Laurocapram, the JFC.
Defoamer can be one or more the mixture in organic silicone oil, methyl alcohol, ethanol, the epoxidized soybean oil.
Antifreezing agent is one or more the mixture in ethylene glycol, propane diols, glycerine, polyethylene glycol, the sorbierite.
PH value conditioning agent is one or more the mixture in sodium hydroxide, potassium hydroxide, ammoniacal liquor, hydrochloric acid, acetic acid, phosphoric acid or the citric acid.
Solvent and cosolvent have one or more the mixture in water, methyl alcohol, ethanol, butanols, ethylene glycol, propane diols, glycerine, polyethylene glycol, acetone, cyclohexanone, pyrrolidones, toluene, dimethylbenzene, ethyl acetate, dimethyl formamide (DMF), the dimethyl sulfoxide (DMSO) (DMSO).
Disintegrant can be one or more the mixture in urea, magnesium chloride, aluminium chloride, sodium chloride, ammonium sulfate, the bentonite.
Carrier is one or more the mixture in kaolin, diatomite, atlapulgite, white carbon black, clay, precipitated calcium carbonate, talcum powder, the montmorillonite.
Indoor bioassay screening and field trial
The method that the present invention adopts indoor bioassay and field trial to combine.If no special instructions, the ratio of below mentioning (comprising percentage) all is a mass ratio.
The synergy test of thiophene insect amide and Biphenthrin.It is tested object that beet armyworm is adopted in test.
Concrete grammar is:
(1) test medicine
The former medicine of 96% thiophene insect amide, the former medicine of 94% Biphenthrin, above-mentioned former medicine provides by sea, Qingdao research and development centre of rel medicine company group.
(2) test target
The indoor beet armyworm of for many generations raising, indoor conditions: temperature (26 ± 2) o C.Relative moisture 70% ± 5%, periodicity of illumination 16/8h (L/D).
(3) test method
The polypide immersion method is adopted in this test.At first the mother liquor with thiophene insect amide, Biphenthrin is diluted to 5 concentration, places beaker standby respectively.With writing brush the beet exigua larvae at 3 initial stages in age of physiological status unanimity is swept lightly and to soak in the worm device, will soak the worm device and immerse in the soup, shake gently, take out behind the 5s, wash dried polypide and unnecessary peripherally soup with blotting paper rapidly.It is 26 ℃ that larva after the processing places temperature, and relative moisture is in 70% the intelligent insectary.Every concentration repeats 3 times, and 20 larvas of every repetition are established blank simultaneously, and is doomed dead respectively at 48h inspection behind the medicine, calculates lethality, corrected mortality, obtains virulence regression equation and calculate LC
50The control group lethality is being efficiency test below 10%.
(4) data statistics and analysis
According to preliminary experiment both total active ingredient 18% is set, set ratio is that m (Biphenthrin): m (thiophene insect amide) was respectively 10: 8,9: 9, and 8: 10,7: 11,6: 12.
Adopt above-mentioned 1.3 methods to carry out toxicity test, calculate LC
50, and press the abundant method of Sun Yun and calculate co-toxicity coefficient (CTC).Co-toxicity coefficient CTC, computing formula is as follows: (with the thiophene insect amide is the standard medicament, and its toxicity index is 100):
The LC of the toxicity index of Biphenthrin (TI)=thiophene insect amide
50The LC of/Biphenthrin
50* 100
The LC of actual toxicity index (ATI)=thiophene insect amide of M
50The LC of/M
50* 100
TI * P the Biphenthrin of the TI of theoretical toxicity index (TTI)=thiophene insect amide of M * P thiophene insect amide+Biphenthrin
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula:
M is a Biphenthrin and the mixture of the different proportionings of thiophene insect amide
The P Biphenthrin is Biphenthrin shared ratio in mixture
P thiophene insect amide is thiophene insect amide shared ratio in mixture
(5) toxicity test result and analysis
Table 1 thiophene insect amide, Biphenthrin are to the indoor measurement result of beet armyworm
As can be seen from the table, in being mixed of different proportion, its co-toxicity coefficient is all greater than 120, show certain synergistic effect, Biphenthrin wherein: the thiophene insect amide is that 9: 9 synergistic effect is the most obvious, co-toxicity coefficient is 146.97, and secondly be Biphenthrin: the thiophene insect amide is 8: 10, and co-toxicity coefficient is 134.48.Result of the test shows, Biphenthrin, two kinds of medicaments of thiophene insect amide all have higher activity to beet armyworm under indoor conditions, the result of the test of different proportion proportioning shows, in active ingredient ratio Biphenthrin: the thiophene insect amide is 10: 8,9: 9,8: 10,7: 11,, all show stronger synergistic effect at 6: 12 o'clock, wherein with Biphenthrin: the thiophene insect amide is 9: 9～8: 10 o'clock, and synergistic effect is best.Suggestion is carried out further field control effectiveness test to the mixture preparation of 9: 9 left and right sides scopes of suitable proportion, to estimate its field practical application effect.
Field experiment example 1: field experiment control beet armyworm test
(1) test method
Tested on November 7th, 2010 to November 17 and carry out at cities and towns, precipice, Sanya, Hainan Province truck garden.Tested on November 7th, 2010 and carry out routine to water spray by each processing design concentration.Spraying equipment is a WF-16 type knapsack hand sprayer, and 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.The field beet armyworm is 1～2 instar larvae peak period during dispenser.Every 667m
2To the water yield is 60kg.
Duration of test weather is good, and daily mean temperature is 26～31 ℃.Dispenser fine day on the same day.
(2) investigation method
Before dispenser in every sub-district by 5 samplings of diagonal. every wild cabbage 2～3 strains (deciding) of choosing beet armyworm ovum and larva on insect density.Statistics is demarcated beet exigua larvae head number in the strain. with this as dispenser before the insect population radix.In after the dispenser the 3rd, 7,10d investigates the beet exigua larvae number of deciding residual survival in the strain respectively. go down rate as control efficiency to proofread and correct insect population
(3) drug effect computational methods.
(4) poisoning investigation method
Duration of test is observed and is respectively handled sub-district wild cabbage well-grown, all finds no the poisoning phenomenon and takes place.
(5) field control effectiveness test result of the test
Table 2 b handles chemical control wild cabbage beet armyworm field control effectiveness test result
As can be seen from Table 2, the Mixed Pharmacy of different proportion carries out field experiment by different consumptions, its control efficiency to the wild cabbage beet armyworm all is better than contrasting medicament behind the medicine, 9% beta-cypermethrin+9% thiophene insect amide control beet armyworm quick-acting is fast, and efficiency time is long, and control efficiency is good.10 days insecticidal effect reaches 87.96%, 90.76%, 92.35% respectively behind medicine, and insecticidal effect increases progressively along with the increase of consumption.According to experimental observation, each medication is handled does not all have poisoning to wild cabbage, finds that it also has the better prevention effect to insects such as diamond-back moths simultaneously yet.Suggestion was grasped at beet exigua larvae before 3 ages in dispenser period, required even spraying during dispenser, blade face, blade back even medicine, advise that the medicament different with other mechanisms of action is used alternatingly, to delay the generation of pest resistance to insecticide.
Field experiment example 2: field experiment control prodenia litura test
(1) test method
Tested on November 1st, 2010 to November 10 and carry out at cities and towns, precipice, Sanya, Hainan Province truck garden.Tested on November 1st, 2010 and carry out routine to water spray by each processing design concentration.Spraying equipment is a WF-16 type knapsack hand sprayer, and 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.The field prodenia litura is 2 instar larvae peak periods during dispenser.Every 667m
2To the water yield is 60kg.
Duration of test weather is good, and daily mean temperature is 26～3 ℃.Dispenser was fine the same day.
(2) investigation method
Before dispenser, select sampling by diagonal 5 in every sub-district. every cowpea 2～3 strains (deciding) of choosing prodenia litura ovum and larva on insect density.Statistics is demarcated a Spodoptera litura larvae number in the strain. with this as dispenser before the insect population radix.In after the dispenser the 3rd, 7,10d investigates the Spodoptera litura larvae number of deciding residual survival in the strain respectively. go down rate as control efficiency to proofread and correct insect population
(3) drug effect computational methods.
(4) poisoning investigation method
Duration of test is observed and is respectively handled sub-district cowpea well-grown, all finds no the poisoning phenomenon and takes place.
(5) field control effectiveness test result of the test
Table 3 is handled chemical control cowpea prodenia litura field control effectiveness test result
As can be seen from Table 3, the Mixed Pharmacy of different proportion carries out field experiment by different consumptions, its control efficiency to the wild cabbage beet armyworm all is better than contrasting medicament behind the medicine, 3% betacyfluthrin+12% thiophene insect amide control prodenia litura instant effect, efficiency time is long, and control efficiency is good.10 days insecticidal effect reaches 89.77%, 91.55%, 92.90% respectively behind medicine, and insecticidal effect increases progressively along with the increase of consumption.According to experimental observation, each medication is handled does not all have poisoning to cowpea.Suggestion was grasped in Spodoptera litura larvae before 2～3 ages in dispenser period, required even spraying during dispenser, blade face, blade back even medicine, advise that the medicament different with other mechanisms of action is used alternatingly, to delay the generation of pest resistance to insecticide.
To sum up result of the test is described, the present invention is with the thiophene insect amide and to be selected from Biphenthrin or beta-cypermethrin or gamma cyhalothrin one of any be two yuan of composite Pesticidal combinations of active ingredient, insects such as beet armyworm and prodenia litura are shown good control efficiency, to the target crop safety, compare with single agent, Pesticidal combination of the present invention has mechanism of action uniqueness, unit administration produces very big economic benefit, promote the peasant's of vast vegetables main producing region increasing both production and income, to agricultural product and Environmental security, the potentiality that vigorously promote the use are arranged.
Claims (7)
1. agricultural insecticide composition is characterized in that: is that active ingredient is carried out two yuan and is mixed with thiophene insect amide (A) with (B) being selected from one of any in chrysanthemum ester insecticide Biphenthrin, beta-cypermethrin, the gamma cyhalothrin.
2. Pesticidal combination according to claim 1 is characterized in that: the percentage by weight of active components A and B is 1～80: 80～1.
3. Pesticidal combination according to claim 1 is characterized in that: the percentage by weight of active components A and B is 1～40: 40～1.
4. Pesticidal combination according to claim 1 is characterized in that: effective constituents A and the B gross weight percentage composition in preparation is 1%-90%.
5. Pesticidal combination according to claim 1 is characterized in that: effective constituents A and the B gross mass percentage composition in preparation is preferably 5%-50%.
6. Pesticidal combination according to claim 1 is characterized in that: the formulation that Pesticidal combination of the present invention can be prepared according to the known method of those skilled in the art of the present technique is aqueous emulsion, microemulsion, missible oil, suspending agent, wetting powder, water dispersible granules.
7. Pesticidal combination according to claim 1 is characterized in that: Pesticidal combination of the present invention is mainly used in suckings pest such as lepidopterous insects such as control diamond-back moth, beet armyworm, prodenia litura, cotton bollworm, striped rice borer and plant hopper, aphid, aleyrodid, leafhopper.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104322566A (en) * | 2014-11-19 | 2015-02-04 | 李�杰 | Insecticide composite for killing potato beetles and preparation method thereof |
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| CN101755819A (en) * | 2009-09-24 | 2010-06-30 | 张志高 | Insecticidal composition having chlorantraniliprole |
| CN102037977A (en) * | 2011-01-18 | 2011-05-04 | 陕西上格之路生物科学有限公司 | Insecticidal composition containing thiacloprid amide and synthetic pyrethroid insecticide |
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2011
- 2011-01-24 CN CN2011100247689A patent/CN102077838A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101755819A (en) * | 2009-09-24 | 2010-06-30 | 张志高 | Insecticidal composition having chlorantraniliprole |
| CN102037977A (en) * | 2011-01-18 | 2011-05-04 | 陕西上格之路生物科学有限公司 | Insecticidal composition containing thiacloprid amide and synthetic pyrethroid insecticide |
Non-Patent Citations (1)
| Title |
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| 倪珏萍等: "噻虫酰胺对5种鳞翅目昆虫的杀虫活性研究", 《现代农药》, vol. 9, no. 5, 10 October 2010 (2010-10-10), pages 21 - 25 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104322566A (en) * | 2014-11-19 | 2015-02-04 | 李�杰 | Insecticide composite for killing potato beetles and preparation method thereof |
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Application publication date: 20110601 |