CN102239874B - Insecticidal composition containing chlorfenapyr and clothianidin - Google Patents
Insecticidal composition containing chlorfenapyr and clothianidin Download PDFInfo
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- CN102239874B CN102239874B CN 201010183460 CN201010183460A CN102239874B CN 102239874 B CN102239874 B CN 102239874B CN 201010183460 CN201010183460 CN 201010183460 CN 201010183460 A CN201010183460 A CN 201010183460A CN 102239874 B CN102239874 B CN 102239874B
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Abstract
The invention discloses an insecticidal composition containing chlorfenapyr and clothianidin, a preparation method and application thereof. The insecticidal composition is characterized by containing the chlorfenapyr, the clothianidin and other aids, wherein the weight ratio of the chlorfenapyr to the clothianidin is 70:1-60:1. The insecticidal composition can be applied to the control of various pests of various crops. The composition is safe and environment-friendly, is low in cost, and has a good effect. Through indoor virulence determination and field trials, the compounding of the two compounds has a remarkable synergistic effect on target pests. Moreover, any report about the compounding of the chlorfenapyr and the clothianidin is not given at home and abroad, so the invention is provided.
Description
Technical field
The invention belongs to the agriculture chemical compounding field, relate to a kind of Pesticidal combination and application thereof, especially a kind of Pesticidal combination and application thereof take chlorfenapyr and clothianidin as main active.
Technical background
In the real process of agricultural production, using chemical agent is the most effectively means of control plant pest, but is the generation of pest resistance to insecticide by the problem that the chemical control insect the most easily produces.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 insect evil mite drug resistance and the positive characteristics such as drug-fast generation and development, insecticidal/acaricidal agent is composite or to be mixed be one of the effective method the most that addresses the above problem.Exploitation new product insecticide price is constantly soaring, and by contrast, exploitation is efficient with research, low toxicity, low-residual composite be mixed have small investment, the lead time is short and be subject to domestic and international attention, the numerous and confused dynamics that develops that strengthens.
Chlorfenapyr:
Have another name called capillary, external title is named and is eliminated, and belongs to aryl and adjoins and coughs up compounds, is by the chemical constitution transformation that contains the pyrrole ring natural antibiotics is able to develop, and in it, absorption is very strong, and the while is used non-resistant mutually with other drug.Insect is had stronger stomach poison function and certain action of contace poison, and its mechanism of action is unique, and the lasting period is long, and the evil of the various pests on fruit tree, vegetables, cotton, legume crop mite is had preventive effect preferably.Toxicity to the person poultry toxicity is lower, is present quite concerned efficient pesticide-miticide.
Clothianidin (Clothianidin): (E)-1-(2-chloro-1,3-thiazoles-5-ylmethyl)-3-methyl-2-nitroguanidine
Clothianidin be a kind of for anti-ly on paddy rice, fruit tree, vegetables and other crops eliminate aphis, the novel nicotinamide insecticide of Semiptera, coleoptera and some lepidoptera pest such as plant hopper, thrips, leafhopper, have wide spectrum, efficient, low toxicity, lasting period long etc. a bit, and with other type agriculture chemical compounding without cross resistance, be the ideal substitute of conventional height agricultural chemicals.
Summary of the invention
The present invention's pleasantly surprised discovery in the Toxicity Determination experiment, the composite activity that can greatly improve insect of chlorfenapyr and clothianidin has higher activity to the insect of chlorfenapyr single dose and clothianidin single dose generation resistance equally.
The present invention realizes by following measures.
A kind of Pesticidal combination, it contains chlorfenapyr and clothianidin, and wherein the weight ratio of chlorfenapyr and clothianidin is 1: 70～60: 1.
Described Pesticidal combination, wherein the more excellent weight ratio of chlorfenapyr and clothianidin is 1: 50～50: 1.
Described Pesticidal combination, wherein the weight ratio of two kinds of shared preparations of active principle accumulation of chlorfenapyr and clothianidin is 1～71%.
Described Pesticidal combination, chlorfenapyr and clothianidin and auxiliary agent, carrier etc. are processed into any one formulation that allows on agricultural chemicals.
Described Pesticidal combination is characterized in that the formulation that can be processed into is suspending agent, aqueous emulsion, microemulsion, wetting powder, soluble powder, water dispersible granules and microcapsule formulations etc.
Described Pesticidal combination is used for preventing and treating the sucking pest on various crop, as lepidoptera pests such as the sucking pest such as plant bug, plant hopper, aphid, scale insect, thrips and rice leaf roller, diamond-back moths.
Insecticides with synergistic effect takes following measures to realize:
One of technical scheme of the present invention, described Pesticidal combination are suspending agent, and the percentage by weight of component is:
Chlorfenapyr 1～60%
Clothianidin 1～70%
Dispersant 5～20%
Antifreezing agent 0.5～3%
Thickener 0.1～2%
Defoamer 0.1～0.8%
Water surplus
The concrete production stage of this Pesticidal combination suspending agent is for first mixing other auxiliary agents, mix through high speed shear, add chlorfenapyr and clothianidin, abrading-ball is 2～3 hours in ball crusher, make a diameter all below 5mm, make the suspending agent preparation that contains the Pesticidal combination of chlorfenapyr and clothianidin of the present invention.
Two of technical scheme of the present invention, described Pesticidal combination are aqueous emulsion, and the percentage by weight of component is:
Chlorfenapyr 1～60%
Clothianidin 1～70%
Emulsifier 3～30%
Solvent 5～15%
Stabilizing agent 2～15%
Antifreezing agent 1～5%
Defoamer 0.1～8%
Thickener 0.2～2%
Water surplus
The concrete production stage of this Pesticidal combination aqueous emulsion is: at first former medicine chlorfenapyr and clothianidin, solvent and emulsifier, cosolvent are added together, make to be dissolved into uniform oil phase; With part water, antifreeze, other the insecticides adjuvant such as antimicrobial mixes into uniform water; When the reactor high speed stirs, oil phase is added 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.Namely make the aqueous emulsion of the Pesticidal combination that contains chlorfenapyr and clothianidin.
Three of technical scheme of the present invention, described Pesticidal combination are microemulsion, and the percentage by weight of component is:
Chlorfenapyr 1～60%
Clothianidin 1～70%
Solvent 1～30%
Emulsifier 3～30%
Stabilizing agent 2～15%
Synergist 2～10%
Water 10～78%
The concrete procedure of processing of this Pesticidal combination microemulsion is: chlorfenapyr and the former medicine of clothianidin are added in solvent, add while stirring the auxiliary agents such as emulsifier, stabilizing agent and synergist, at last it is added to the water stirring, forms transparent and homogeneous liquid, namely get the microemulsion of the present composition.
Four of technical scheme of the present invention, described Pesticidal combination are wetting powder, and the percentage by weight of component is:
Chlorfenapyr 1～60%
Clothianidin 1～70%
Dispersant 3～20%
Wetting agent 3～10%
Filler 10～70%
The concrete procedure of processing of this Pesticidal combination wetting powder is: press above-mentioned formula with chlorfenapyr and clothianidin and dispersant, wetting agent and filler mixing, uniform stirring in stirred tank, mixing after airslide disintegrating mill, namely can be made into the wetting powder of the present composition.
Five of technical scheme of the present invention, described Pesticidal combination are soluble powder, and the percentage by weight of component is:
Chlorfenapyr 1～60%
Clothianidin 1～70%
Dispersant 3～20%
Stabilizing agent 3～10%
Adhesive agent 1～5%
Filler 10～70%
The concrete procedure of processing of this Herbicidal combinations soluble powder is: press above-mentioned formula with chlorfenapyr and clothianidin and dispersant, stabilizing agent, adhesive agent and filler mixing, uniform stirring in stirred tank, mixing after airslide disintegrating mill, namely can be made into the soluble 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:
Chlorfenapyr 1～60%
Clothianidin 1～70%
Dispersant 3～20%
Wetting agent 3～10%
Disintegrant 2～5%
Filler 10～70%
The concrete procedure of processing of this Pesticidal combination water dispersible granules is: by above-mentioned formula, chlorfenapyr, clothianidin and dispersant, wetting agent, disintegrant and filler are mixed, pulverize with micro jet, through mediating, then add and carry out granulation, drying, screening in the fluidized bed prilling dryer by sample analysis, make the water dispersible granules that contains the Pesticidal combination of chlorfenapyr and clothianidin of the present invention.
Seven of technical scheme of the present invention, described Pesticidal combination are microcapsule formulations, and the percentage by weight of component is:
Chlorfenapyr 1～60%
Clothianidin 1～70%
Urea 5～20%
Formaldehyde 5～20%
Emulsifying dispersant 5～20%
Antifreezing agent 1～5%
Thickener 0.1～2%
Defoamer 0.1～0.8%
Water surplus
This Pesticidal combination microcapsule formulations procedure of processing is: add urea and formaldehyde (molar ratio be about 1: 1.5～2.0) in the there-necked flask of agitating device is housed, with the pH value to 8 of sodium hydroxide solution regulator solution～9 left and right, then be warming up to 70～80 ℃, reaction obtains stable urea resin prepolymer.The former medicine of getting a certain amount of chlorfenapyr and clothianidin is dissolved in cyclohexane, and adds emulsifying dispersant in solution, follows vigorous stirring, and the aqueous solution that is made into to contain emulsifying dispersant is the O/W type stable emulsion of water.Above-mentioned urea resin prepolymer is added in emulsion, regulate the pH value, polymerization reaction take place under the acid catalysis condition is wrapped oil phase substance, forms microcapsule granule.Slowly heat up, solidify, temperature is controlled at 40～50 ℃, hardening time 1h.Selection adds appropriate auxiliary agent, the microcapsule suspending agent that gets final product stablely.
Described emulsifier is selected from any one or more mixtures that form with arbitrary proportion in calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene sulfosuccinate, styrylphenol polyoxyethylene ether, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, polyoxyethylene aliphatic alcohol ether.
Described dispersant is selected from one or more in polycarboxylate, sodium lignin sulfonate, alkylphenol polyoxyethylene formaldehyde condensation products sulphate, alkyl benzene sulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, aliphatic acid polyethenoxy ether, polyoxyethylene carboxylate, fatty acid glyceride APEO.
Described solvent is any one or more mixed solvents that form with arbitrary proportion in dimethylbenzene or biodiesel, toluene, diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, turpentine oil, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), water equal solvent.
Described wetting agent is selected from: one or more in lauryl sodium sulfate, calcium dodecyl benzene sulfonate, Nekal BX, wetting and penetrating agent F, alkylnaphthalene sulfonate, alkylphenol ethoxylate, polyoxyethylene triphenylethylene phosphenylic acid salt, spaonin powder, silkworm excrement, soapberry powder.
Described synergist refers to have enhancing medicament penetration, wetting extended capability, knock down insect speed, improve the resistance of rainwater washing against power of agricultural chemicals, thereby improve a class safety, environmental protection of agricultural insecticide effect, the New-type adjuvant of nontoxic, noresidue, optional any in organic silicon pesticide synergist ZC-650 or organic silicon pesticide bleeding agent spreading agent Agrowet810c, agricultural organic silicon pesticide synergist Silwet408, azone.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, sodium bicarbonate.
Described thickener is selected from: one or more in xanthans, CMC, hydroxyethylcellulose, methylcellulose, Magnesiumaluminumsilicate, polyvinyl alcohol.
Described antimicrobial is selected from: one or both in Sodium Benzoate, sodium salicylate, sodium sorbate.
Described stabilizing agent is selected from: a kind of in sodium citrate, resorcinol, oxirane.
Described antifreeze is selected from: one or more in ethylene glycol, propane diols, glycerine, diethylene glycol (DEG), triethylene glycol.
Described defoamer is selected from: silicone oil, silicone compound, C
10-20Saturated fat acid compounds, C
8-10One or more in aliphatic alcohols compound and polyoxyethylene glycerol ether.
Described emulsifying dispersant comprises: wetting agent, dispersant, stabilizing agent, thickener, defoamer and antifreezing agent etc.
Described filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, precipitated calcium carbonate.
The invention has the beneficial effects as follows:
1, the present invention's chlorfenapyr used is pyrrole insecticides, differ greatly with the neonicotine pesticide clothianidin mechanism of action, and without cross resistance.
2, two kinds of composite insecticide double action mechanism, can delay the generation of pest resistance to insecticide.
3, reduce the agricultural chemicals usage amount, strengthened the friendly to environment.
Embodiment: clothianidin proportioning co-toxicities different from chlorfenapyr
1.1 reagent agent
The 95.7% former medicine of clothianidin, the 95% former medicine of chlorfenapyr, above-mentioned former medicine provides by Jinan chemical research institute pesticide research.
1.2 for examination worm source
The third-instar larvae of the responsive type beet armyworm that 5 generations of indoor continuous raising and its Individual Size are consistent with physiological status.
1.3 two single dose Toxicity Determination
Adopt dip method that two former medicines are all used a small amount of acetone solution, then be diluted to into the solution of 5 concentration of equal difference with 0.1% Tween solution, be diluted in beaker with standby, and with clear water in contrast.With of the same size three age beet exigua larvae flood 5S in the liquid that soaks the worm cage, be placed in the culture dish that diameter is 12cm after sucking unnecessary liquid, be placed with fresh cabbage leaves in ware and add a cover.Every concentration is processed 10, repeats 4 times.If blank.Keep checking lethality after 24h in (27 ± 1) ℃ illumination box, it is dead touching the polypide nonresponder with pulling needle.Lethality Abbott formula correction, then according to the concentration logarithm---the lethality probit value is analyzed (Bliss) method, obtains virulence regression equation and puts dead middle amount LC
50Value.
2 best proportioning screenings
Mix in proportion the optimizing that is mixed of (Crafte) method, filter out the best proportioning that clothianidin and chlorfenapyr are mixed.If clothianidin and the chlorfenapyr third-instar larvae indoor virulence LC of 24 hours to beet armyworm
50Be respectively a and b, be mixed into 11 formulas in following ratio when two medicaments are mixed, be a+0,0.9a+0.1b, 0.8a+0.2b, 0.7a+0.3b, 0.6a+0.4b, 0.5a+0.5b, 0.4a+0.6b, 0.3a+0.7b, 0.2a+0.8b, 0.1a+0.9b, 0+b.The liquid of each proportioning carries out toxicity test as stated above, checks the dead result of beet armyworm after 24 hours, obtains the toxicity ratio table 1 of each proportioning.
Table 1LC
50The clothianidin of dosage and LC
50The Toxicity Determination result of the different proportionings of the chlorfenapyr of dosage to beet armyworm
| Process (clothianidin a+chlorfenapyr b) | Actual (%) | Theoretical lethality (%) | The toxicity ratio |
| 1.0a+0.0b | 57.46 | 57.46 | 1.0000 |
| 0.9a+0.1b | 61.75 | 53.97 | 1.144154 |
| 0.8a+0.2b | 67.28 | 51.59 | 1.304129 |
| 0.7a+0.3b | 75.82 | 50.22 | 1.509757 |
| 0.6a+0.4b | 79.78 | 49.85 | 1.600401 |
| 0.5a+0.5b | 76.18 | 47.48 | 1.604465 |
| 0.4a+0.6b | 72.18 | 51.2 | 1.409766 |
| 0.3a+0.7b | 66.73 | 48.73 | 1.369382 |
| 0.2a+0.8b | 61.9 | 47.36 | 1.30701 |
| 0.1a+0.9b | 51.82 | 46.98 | 1.103023 |
| 0.0a+1.0b | 46.43 | 46.43 | 1.0000 |
According to table 1 result, with the LC of two single doses
50Be the basis, form different proportionings to the toxicity test of beet armyworm, tentatively can find out from showing, the mixture of different proportionings all has synergistic effect, their actual inhibiting rate all greater than or near 50%, the toxicity ratio is all greater than 1.Wherein the mixture actual with 0.5a+0.5b is the highest.
Therefore, the best proportioning of mixture is clothianidin LC
5050% of value adds chlorfenapyr LC
5050% of value, the ratio that is converted to two single dose active ingredients is 1: 4.56.With reference to best proportioning result, actual in clothianidin: chlorfenapyr=1: 4.56 (active ingredient) is mixed, and mixture preparation becomes the series concentration of certain gradient with acetone diluted, then carries out Toxicity Determination, virulence regression equation, LC that mixture is measured
50And co-toxicity coefficient is also pressed the abundant method calculating of Sun Yun co-toxicity coefficient (CTC).Co-toxicity coefficient CTC, computing formula is as follows: (take clothianidin as the standard medicament, its toxicity index is 100):
The LC of the toxicity index of chlorfenapyr (TI)=clothianidin
50The LC of/chlorfenapyr
50* 100
The LC of the actual toxicity index (ATI) of M=clothianidin
50The LC of/M
50* 100
The TI of the TI of the theoretical toxicity index (TTI) of M=clothianidin * P clothianidin+chlorfenapyr * P chlorfenapyr
The TTI of the ATI/M of the co-toxicity coefficient of M (CTC)=M * 100
In formula:
M is chlorfenapyr and the mixture of the different proportionings of clothianidin
The P chlorfenapyr is chlorfenapyr shared ratio in mixture
The P clothianidin is that clothianidin shared ratio in mixture sees Table 2.
Table 2 clothianidin, chlorfenapyr and mixture thereof the Toxicity Determination result to beet armyworm
| Medicament | Virulence regression equation | LC 50(mg/L) | Correlation coefficient (r) | Co-toxicity coefficient (CTC) |
| Clothianidin | y＝2.5896x+5.7318 | 0.5217 | 0.9428 | - |
| Chlorfenapyr | y＝2.4751x+4.6579 | 2.3763 | 0.9523 | - |
| Mixture (thiophene: bromine=1: 4.56) | y＝3.0146x+3.641 | 0.7395 | 0.9854 | 196.0131 |
Table 2 shows, actual in clothianidin: chlorfenapyr=1: 4.56 (active ingredient) is mixed, then carries out Toxicity Determination, and co-toxicity coefficient is 196.0131, and its synergistic effect is obvious.
3.1 field experiment control diamond-back moth
3.1 test method
3.1.1 application method
This test spray medicine 1 time, the dispenser date is June 23.Wild cabbage this moment balling not yet.The diamondback moth larvae major part was in for 2～3 length of times.During the spray medicine, weather is cloudy calm.With sharp agriculture board level pressure knapsack hand sprayer, each is processed even spraying, leave dual sides all requires to be sprayed with the effect liquid.Every residential quarter liquid 1.8kg.
3.1.2 investigation method
Investigate each residential quarter and fix 15 strain wild cabbages as the investigation strain. record the larva quantity on whole blades.Investigate the insect population radix before spraying medicine, respectively 3,7 days and investigation in 1O days borer population alive after the spray medicine.This test is investigated 4 times altogether.
3.1.3 drug effect computational methods
Borer population x100 lives before insect population decline rate (%)=(borer population of living after borer population one dispenser of living before dispenser)/dispenser
Preventive effect (%)=(treatment region insect population decline rate-check plot insect population decline rate)/(100-is according to district's insect population decline rate) * 100
3.1.4 poisoning investigation method
After dispenser, continuous 10d range estimation medicament does not have poisoning to produce to crop, the wild cabbage well-grown.
3.1.5 field control effectiveness test result of the test
Table 3 treatment agent control diamond-back moth 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 wild cabbage diamond-back moth all is better than contrasting medicament, 27.8% (thiophene: bromine=1: 4.56) after medicine 15 days, insecticidal effect is respectively 89.38%, 91.40% and 95.79%, and insecticidal effect increases along with the increase of consumption, and each consumption is processed the insecticidal effect difference and reached extremely remarkable.According to the field range estimation, in the test dose scope, plant growth is normal, and the poisoning phenomenon to wild cabbage does not all appear in each treatment agent, illustrates that it is safe to wild cabbage.In process of the test, testing crew finds that it also has favorable effect to insects such as noctuids.Advise that the insecticide different from the mechanism of action mixes use to delay the generation of pest resistance to insecticide.
3.2 field experiment control prodenia litura
3.2 test method
3.2.1 application method
Tested on August 20th～27,2008 and carry out in Jiang Gao town, Baiyun District, Guangzhou City vegetable fields.The field of vegetables physical features is smooth, loam, and the content of organic matter is higher, and pH 6.7, subacidity, area 2.7hm.Soil fertility is on the upper side medium, and it is convenient to irrigate.Plant all kinds of vegetables such as a variety of Chinese cabbage, wild cabbage, cabbage heart, cucumber throughout the year.Floor space 2668m experimental field, guard row is established in the minizone.The experimental culture crop is wild cabbage, and planting density is 10cmxl4cm.In the vegetable plot, the insects such as cabbage caterpillar, beet armyworm, diamond-back moth occur throughout the year and endanger serious.This test spray medicine 1 time, wild cabbage this moment balling not yet.During the spray medicine, weather is cloudy calm.With sharp agriculture board level pressure knapsack hand sprayer, each is processed even spraying, leave dual sides all requires to be sprayed with the effect liquid.Every residential quarter liquid 1.8kg.
3.2.2 investigation method
Test is investigated 3 times altogether, wherein carries out the front radix investigation of dispenser on August 20, and August 21 (1d after medicine), 24 days (3d after medicine) and 27 days (7d after medicine) are carried out efficacy survey.Adopt diagonal five point taking method investigation, the whole strain prodenia litura larva number alive in the different length of times is added up in every some investigation 6 strains.According to investigation result, calculate insect population decline rate and the control efficiency of respectively processing five repetitions by " pesticide field efficacy medicine test criterion ", adopt simultaneously 13.0 pairs of data of statistic software SPSS to carry out difference analysis.
Computing formula is as follows:
Borer population x100 lives before insect population decline rate (%)=(borer population of living after borer population one dispenser of living before dispenser)/dispenser
Preventive effect (%)=(treatment region insect population decline rate-check plot insect population decline rate)/(100-is according to district's insect population decline rate) * 100
3.2.3 the test medicine safety is observed
In process of the test simultaneously the viewing test medicament to the trial crops wild cabbage without poisoning, and on other non-target organisms without impact.
3.2.4 field control effectiveness test result of the test
Table 4 treatment agent control prodenia litura field control effectiveness test result
As can be seen from Table 4, the Mixed Pharmacy of different proportion, carry out field experiment by different consumptions, after medicine, its control efficiency to the wild cabbage prodenia litura all is better than contrasting medicament, 27.8% (thiophene: bromine=1: 4.56) after medicine 15 days, insecticidal effect is respectively 83.80759%, 86.50307% and 86.71329%, and insecticidal effect increases along with the increase of consumption, and each consumption is processed the insecticidal effect difference and reached extremely remarkable.According to the field range estimation, in the test dose scope, plant growth is normal, and the poisoning phenomenon to the water wild cabbage does not all appear in each treatment agent, illustrates that it is safe to wild cabbage.In process of the test, testing crew find its to night the insect such as aphid favorable effect is also arranged.Advise that the insecticide different from the mechanism of action mixes use to delay the generation of pest resistance to insecticide.
In sum, the present invention has good control efficiency to diamond-back moth and prodenia litura, and it is to the target crop safety, compare with single dose, the present composition has advantages of that quick-acting is good, the lasting period is long, is easy to transportation and uses, environmental pollution is few, is difficult for producing poisoning.So research and development of the present invention and popularization are of great significance social tool.
Claims (3)
1. Pesticidal combination that contains chlorfenapyr and clothianidin, it is characterized in that: the active ingredient of this Pesticidal combination is for having chlorfenapyr and clothianidin binary built, and wherein the mass ratio of chlorfenapyr and clothianidin is 4.56: 1.
2. Pesticidal combination according to claim 1 is characterized in that: the mass ratio of chlorfenapyr and the shared preparation of clothianidin accumulation is 1～71%.
3. Pesticidal combination according to claim 1 and 2, it is characterized in that: the formulation of this Pesticidal combination is suspending agent, aqueous emulsion, microemulsion, wetting powder, soluble powder, water dispersible granules and microcapsule formulations.
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| CN102550562A (en) * | 2012-01-13 | 2012-07-11 | 广东中迅农科股份有限公司 | Chlorfenapyr microcapsule suspension and preparation method thereof |
| CN103621539A (en) * | 2012-08-29 | 2014-03-12 | 南京华洲药业有限公司 | Composite insecticidal composition containing clothianidin and chlorfenapyr and applications thereof |
| CN105076185B (en) * | 2015-08-21 | 2017-04-05 | 山东农业大学 | The Pesticidal combination and its preparation and application of a kind of capillary and anabasine insecticide |
| CN112624871A (en) * | 2021-01-07 | 2021-04-09 | 中诚国联（河南）生物科技有限公司 | High-tower pesticide-fertilizer containing clothianidin and chlorfenapyr and preparation method thereof |
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| N’Guessan，R等.Chlorfenapyr：A pyrrole insecticide for the control of pyrethroid or DDT resistant Anopheles gambiae（Diptera：Culicidae）mosquitoes.《Acta Tropica》.2007,第102卷(第1期),第69-78页. * |
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