CN102239874A - Insecticidal composition containing chlorfenapyr and clothianidin - Google Patents
Insecticidal composition containing chlorfenapyr and clothianidin Download PDFInfo
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- CN102239874A CN102239874A CN2010101834604A CN201010183460A CN102239874A CN 102239874 A CN102239874 A CN 102239874A CN 2010101834604 A CN2010101834604 A CN 2010101834604A CN 201010183460 A CN201010183460 A CN 201010183460A CN 102239874 A CN102239874 A CN 102239874A
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- chlorfenapyr
- thiophene worm
- worm amine
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- clothianidin
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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 is the Pesticidal combination and the application thereof of main active with chlorfenapyr and thiophene worm amine.
Technical background
In the real process of agricultural production, use chemical agent and be the most effectively means of control plant pest, but be the generation of pest resistance to insecticide by the problem that the chemical control insect is easy to generate most.And long-term use single chemical insecticide continuously high dose, cause a series of problems such as residual, environmental pollution of medicament easily.Reasonably chemical insecticide is composite or be mixed and have the expansion insecticidal spectrum, improve control efficiency, prolong the optimum period for applying fertilizer, reduce dosage, reduce poisoning, reduce residual, delay insect evil mite drug resistance and 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 subjected to domestic and international attention, strengthens the development dynamics one after another.
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 successfully developed, and absorption is very strong in it, and the while is used non-resistant mutually with other drug.Insect is had stronger stomach poison function and certain action of contace poison, its mechanism of action uniqueness, 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 the efficient pesticide-miticide of quite being paid close attention at present.
Thiophene worm amine (Clothianidin): (E)-1-(2-chloro-1,3-thiazoles-5-ylmethyl)-3-methyl-2-nitroguanidine
Thiophene worm amine be a kind ofly be used on paddy rice, fruit tree, vegetables and other crops anti-ly eliminating aphis, the novel nicotinamide insecticide of Semiptera, coleoptera and some lepidoptera pest such as plant hopper, thrips, leafhopper, it is long etc. a bit to have wide spectrum, efficient, low toxicity, lasting period, and do not have cross resistance with other type agriculture chemical compounding, 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 improve greatly of chlorfenapyr and thiophene worm amine to insect, the insect to agent of chlorfenapyr list and thiophene worm amine list agent generation resistance has higher activity equally.
The present invention realizes by following measures.
A kind of Pesticidal combination, it contains chlorfenapyr and thiophene worm amine, and wherein the weight ratio of chlorfenapyr and thiophene worm amine is 1: 70～60: 1.
Described Pesticidal combination, wherein the more excellent weight ratio of chlorfenapyr and thiophene worm amine is 1: 50～50: 1.
Described Pesticidal combination, wherein to accumulate the weight ratio of shared preparation be 1～71% for chlorfenapyr and two kinds of active principles of thiophene worm amine.
Described Pesticidal combination, chlorfenapyr and thiophene worm amine and auxiliary agent, carrier etc. are processed into any one formulation that allows on the 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 to prevent and treat the sucking pest on the various crop, as lepidoptera pests such as sucking pests such as plant bug, plant hopper, aphid, scale insect, thrips and rice leaf roller, diamond-back moths.
Insecticides with synergistic effect takes following measure 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%
Thiophene worm amine 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 earlier other auxiliary agents to be mixed, mix through high speed shear, add chlorfenapyr and thiophene worm amine, 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 thiophene worm amine 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%
Thiophene worm amine 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 is added with emulsifier, cosolvent with thiophene worm amine, solvent 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 make the aqueous emulsion of the Pesticidal combination that contains chlorfenapyr and thiophene worm amine.
Three of technical scheme of the present invention, described Pesticidal combination are microemulsion, and the percentage by weight of component is:
Chlorfenapyr 1～60%
Thiophene worm amine 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 thiophene worm amine are added in the solvent, add auxiliary agents such as emulsifier, stabilizing agent and synergist while stirring, at last it is added in the entry and stir, form transparent and homogeneous liquid, promptly 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%
Thiophene worm amine 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 prescription with chlorfenapyr and thiophene worm amine and dispersant, wetting agent and filler mixing, in stirred tank, evenly stir, behind airslide disintegrating mill, mixing, promptly 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%
Thiophene worm amine 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 prescription with chlorfenapyr and thiophene worm amine and dispersant, stabilizing agent, adhesive agent and filler mixing, in stirred tank, evenly stir, behind airslide disintegrating mill, mixing, promptly 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%
Thiophene worm amine 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 prescription chlorfenapyr, thiophene worm amine 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 makes the water dispersible granules that contains the Pesticidal combination of chlorfenapyr and thiophene worm amine 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%
Thiophene worm amine 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 (amount of substance ratio be about 1: 1.5～2.0) in the there-necked flask of agitating device is housed, about pH value to 8～9 with the sodium hydroxide solution regulator solution, be warming up to 70～80 ℃ then, reaction obtains stable urea resin prepolymer.The former medicine of getting a certain amount of chlorfenapyr and thiophene worm amine is dissolved in the cyclohexane, and adds emulsifying dispersant in solution, follows vigorous stirring, and being made into the aqueous solution that contains emulsifying dispersant is the O/W type stable emulsion of water.Above-mentioned urea resin prepolymer is added in the 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.Select to add an amount of auxiliary agent, the microcapsule suspending agent that gets final product stablely.
Described emulsifier is selected from any one or more mixtures formed with arbitrary proportion in calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene sulfosuccinate, styryl phenol APEO, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, the 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, the fatty acid glyceride APEO.
Described solvent is any one or more mixed solvents formed 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), the 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, the soapberry powder.
Described synergist is meant to have the medicament of enhancing 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 in organic silicon pesticide synergist ZC-650 or organic silicon pesticide bleeding agent spreading agent Agrowet810c, agricultural organic silicon pesticide synergist Silwet408, azone any.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, the sodium bicarbonate.
Described thickener is selected from: one or more in xanthans, CMC, hydroxyethylcellulose, methylcellulose, Magnesiumaluminumsilicate, the polyvinyl alcohol.
Described antimicrobial is selected from: one or both in Sodium Benzoate, sodium salicylate, the sodium sorbate.
Described stabilizing agent is selected from: a kind of in sodium citrate, resorcinol, the oxirane.
Described antifreeze is selected from: one or more in ethylene glycol, propane diols, glycerine, diethylene glycol (DEG), the triethylene glycol.
Described defoamer is selected from: silicone oil, silicone compound, C
10-20Saturated fat acid compounds, C
8-10In aliphatic alcohols compound and the polyoxyethylene glycerol ether one or more.
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, the precipitated calcium carbonate.
The invention has the beneficial effects as follows:
1, the used chlorfenapyr of the present invention is a pyrrole insecticides, differs greatly with the anabasine insecticide thiophene worm amine mechanism of action, and does not have cross resistance.
2, composite two kinds of insecticide double action mechanism can delay the generation of pest resistance to insecticide.
3, reduced the agricultural chemicals usage amount, strengthened friendly environment.
Embodiment: the different proportioning co-toxicities of thiophene worm amine with chlorfenapyr
1.1 reagent agent
The former medicine of 95.7% thiophene worm amine, the former medicine of 95% 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 indoor 5 generations of continuous raising and its individual size are consistent with physiological status.
1.3 two single agent Toxicity Determination
Adopt dip method with two former medicines all with the small amount of acetone dissolving, be diluted to into the solution of 5 concentration of equal difference again with 0.1% Tween solution, be diluted in the beaker with standby, and in contrast with clear water.With of the same size three age beet exigua larvae in the soup that soaks the worm cage, flood 5S, inhale and to go to be placed in the culture dish that diameter is 12cm behind the unnecessary soup, be placed with fresh cabbage leaves in the ware and add a cover.Every concentration is handled 10, repeats 4 times.If blank.Keep in (27 ± 1) ℃ illumination box checking lethality behind the 24h that it is dead touching the polypide nonresponder with group pin.Lethality Abbott formula correction, again 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 the optimizing that is mixed of (Crafte) method in proportion, filter out the best proportioning that thiophene worm amine and chlorfenapyr are mixed.If thiophene worm amine and chlorfenapyr are to 24 hours the indoor virulence LC of third-instar larvae of beet armyworm
50Be respectively a and b, be mixed into 11 prescriptions 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 soup 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 thiophene worm amine and the LC of dosage
50The different proportionings of the chlorfenapyr of dosage are to the Toxicity Determination result of beet armyworm
| Handle (thiophene worm amine 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 agent
50Be the basis, form the toxicity test of different proportionings to beet armyworm, from showing tentatively as can be seen, 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 thiophene worm amine LC
5050% of value adds chlorfenapyr LC
5050% of value, the ratio that is converted to two single agent active ingredients then is 1: 4.56.With reference to best proportioning result, actual in thiophene worm amine: chlorfenapyr=1: 4.56 (active ingredient) is mixed, and mixture preparation becomes the series concentration of certain gradient with acetone diluted, carries out Toxicity Determination again, 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: (with thiophene worm amine is the standard medicament, and its toxicity index is 100):
The LC of the toxicity index of chlorfenapyr (TI)=thiophene worm amine
50The LC of/chlorfenapyr
50* 100
The LC of the actual toxicity index (ATI) of M=thiophene worm amine
50The LC of/M
50* 100
TI * P the chlorfenapyr of the TI of the theoretical toxicity index (TTI) of M=thiophene worm amine * P thiophene worm amine+chlorfenapyr
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula:
M is a chlorfenapyr and the mixture of the different proportionings of thiophene worm amine
The P chlorfenapyr is chlorfenapyr shared ratio in mixture
P thiophene worm amine is that thiophene worm amine shared ratio in mixture sees Table 2.
Table 2 thiophene worm amine, chlorfenapyr and mixture thereof are to the Toxicity Determination result of beet armyworm
| Medicament | Virulence regression equation | LC 50(mg/L) | Correlation coefficient (r) | Co-toxicity coefficient (CTC) |
| Thiophene worm amine | 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 that actual in thiophene worm amine: chlorfenapyr=1: 4.56 (active ingredient) is mixed, and carries out Toxicity Determination again, 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 as yet.The diamondback moth larvae major part was in for 2～3 length of times.Weather is cloudy calm during the spray medicine.With the agricultural board level pressure of profit knapsack hand sprayer each is handled even spraying, leave dual sides all requires to be sprayed with the effect soup.Every sub-district soup 1.8kg.
3.1.2 investigation method
Investigate each sub-district and fix 15 strain wild cabbages as the investigation strain. write down 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 behind the spray medicine.This test is investigated 4 times altogether.
3.1.3 drug effect computational methods
The insect population borer population x100 that lives before rate (%)=(borer population of living after borer population one dispenser of living before the dispenser)/dispenser that goes down
Preventive effect (%)=(the treatment region insect population rate of going down-check plot insect population go down rate)/(100-according to district's insect population go down rate) * 100
3.1.4 poisoning investigation method
Continuous 10d range estimation medicament does not have poisoning to produce the wild cabbage well-grown to crop after the dispenser.
3.1.5 field control effectiveness test result of the test
Table 3 is handled chemical 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, its control efficiency to the wild cabbage diamond-back moth all is better than contrasting medicament behind the medicine, 27.8% (thiophene: bromine=1: 4.56) behind 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 difference reaches extremely remarkable between each consumption processing insecticidal effect.According to field range estimation, in the test dose scope, plant growth is normal, and each is handled medicament and poisoning phenomenon to wild cabbage all do not occur, 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 with 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 Baiyun District, Guangzhou City Jiang Gao town vegetables Tanaka.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 a wild cabbage, and planting density is 10cmxl4cm.Generation throughout the year of insects such as cabbage caterpillar, beet armyworm, diamond-back moth and harm are serious in the vegetable plot.This test spray medicine 1 time, wild cabbage this moment balling not as yet.Weather is cloudy calm during the spray medicine.With the agricultural board level pressure of profit knapsack hand sprayer each is handled even spraying, leave dual sides all requires to be sprayed with the effect soup.Every sub-district soup 1.8kg.
3.2.2 investigation method
Test is investigated 3 times altogether, wherein carries out the preceding radix investigation of dispenser on August 20, and August 21 (1d behind the medicine), 24 days (3d behind the medicine) and 27 days (7d behind the medicine) are carried out efficacy survey.Adopt the investigation of diagonal five point taking methods, every some investigation 6 strains, statistics is put in order the strain prodenia litura larva number alive in the different length of times.According to investigation result, calculate the insect population respectively handle five repetitions go down rate and control efficiency by " pesticide field efficacy medicine test criterion ", adopt the SPSS13.0 of statistical software that data are carried out difference analysis simultaneously.
Computing formula is as follows:
The insect population borer population x100 that lives before rate (%)=(borer population of living after borer population one dispenser of living before the dispenser)/dispenser that goes down
Preventive effect (%)=(the treatment region insect population rate of going down-check plot insect population go down rate)/(100-according to district's insect population go down rate) * 100
3.2.3 the test medicine safety is observed
In the process of the test simultaneously the viewing test medicament trial crops wild cabbage is not had poisoning, and other non-target organisms are not had influence.
3.2.4 field control effectiveness test result of the test
Table 4 is handled chemical 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, its control efficiency to the wild cabbage prodenia litura all is better than contrasting medicament behind the medicine, 27.8% (thiophene: bromine=1: 4.56) behind 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 difference reaches extremely remarkable between each consumption processing insecticidal effect.According to field range estimation, in the test dose scope, plant growth is normal, and each is handled medicament and poisoning phenomenon to the water wild cabbage all do not occur, illustrates that it is safe to wild cabbage.In process of the test, testing crew find its to night insect such as aphid favorable effect is also arranged.Advise that the insecticide different with 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 agent, the present composition has the advantage that quick-acting is good, the lasting period is long, is easy to transportation and use, environmental pollution is few, is difficult for producing poisoning.So research and development of the present invention and popularization have crucial meaning to society.
Claims (5)
1. Pesticidal combination, it is characterized in that: contain chlorfenapyr and two kinds of active components of thiophene worm amine, wherein the weight ratio of chlorfenapyr and thiophene worm amine is 70: 1～60: 1;
2. Pesticidal combination according to claim 1 is characterized in that: the more excellent weight ratio of chlorfenapyr and thiophene worm amine is 50: 1～50: 1;
3. Pesticidal combination according to claim 1 is characterized in that: the percentage by weight that chlorfenapyr and thiophene worm amine are accumulated shared preparation is 1～71%;
4. Pesticidal combination according to claim 1 is characterized in that: chlorfenapyr and thiophene worm amine and auxiliary agent and cosolvent are re-dubbed any one formulation that allows on the agricultural chemicals;
5. Pesticidal combination according to claim 4 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.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| CN105076185A (en) * | 2015-08-21 | 2015-11-25 | 山东农业大学 | Insecticide composition with chlorfenapyr and neonicotinoid insecticides, and preparation and application of insecticide composition |
| 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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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105076185A (en) * | 2015-08-21 | 2015-11-25 | 山东农业大学 | Insecticide composition with chlorfenapyr and neonicotinoid insecticides, and preparation and application of insecticide composition |
| 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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| CN102239874B (en) | 2013-05-15 |
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