CN102217634A - Insecticidal composition containing sulfoxaflor and pymetozine or indoxacarb - Google Patents
Insecticidal composition containing sulfoxaflor and pymetozine or indoxacarb Download PDFInfo
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- CN102217634A CN102217634A CN2011100967853A CN201110096785A CN102217634A CN 102217634 A CN102217634 A CN 102217634A CN 2011100967853 A CN2011100967853 A CN 2011100967853A CN 201110096785 A CN201110096785 A CN 201110096785A CN 102217634 A CN102217634 A CN 102217634A
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Abstract
The invention belongs to the field of pesticide complex formulation, and relates to an insecticidal composition. The insecticidal composition is a two-component blended composition with effective components of sulfoxaflor and one of pymetrozine and indoxacarb. The weight ratio between the two components is 1 to 80:80 to 1, and preferably the weight ratio is 1 to 40:50 to 1. A total mass percentage of the effective components is 1% to 90%, and preferably 5% to 60%. The left components are auxiliary components which are acceptable and applicable in pesticides. With the auxiliary components, the insecticidal composition can be made into aqueous emulsion, micellar emulsion, cream, suspending emulsion, wettable powder, or water dispersible granules. The insecticidal composition is mainly used for controlling homoptera piercing-and-sucking mouthpiece pests, lepidoptera insects, and heteroptera miridae pests.
Description
Technical field
The present invention relates to the agriculture chemical compounding technical field, be specifically related to a kind of with one of any in fluorine pyridine worm amine nitrile and pyrrole aphid ketone or the indenes worm prestige be two yuan of Pesticidal combinations that are mixed of active ingredient.
Background technology
Fluorine pyridine worm amine nitrile (Sulfoxaflor), its chemical name: [1-6-(trifluoromethyl) pyridin-3-yl] ethyl]-λ 4-sulfydryl cyanamide; Molecular formula: C
10H
10F
3N
3OS, structural formula is:
Fluorine pyridine worm amine nitrile is the sulfimide insecticide, acts on binding site unique in the choline receptor and brings into play insecticidal function.Can be through leaf, stem, root absorption and enter in the plant corpus.Fluorine pyridine worm amine nitrile is applicable to control cotton fleahopper, aphid, aleyrodid, plant hopper and coccid etc.; Efficiently, fast and the longevity of residure long, can effectively prevent and treat to nicotinoids, chrysanthemum ester class the suction juice class pest of organic phosphates and carbamate chemicals for agriculture generation resistance.Have advantages such as rapid-action, strong drug action, consumption be low, have extensive prospect in cotton and paddy rice market.Though fluorine pyridine worm amine eyeball mechanism of action and anabasine insecticide are similar, all act on the anabasine acceptor in the insect bodies, but Sulfoxaflor is the new class insecticide different with anabasine, discover that through I research staff of company barley verticillium wilt that it is propagated to the cereal aphid and by worm etc. also has certain effect, has bigger potential market.
Pyrrole aphid ketone, another name: pyrazine ketone, English name: pymetrozine, molecular formula: C
10H
11N
50, chemical name: 4,5-dihydro-6-methyl-4-(3-pyridine methylene amino)-1,2,4-3 (2H)-ketone has efficient, low toxicity, high selectivity, characteristics such as environmentally friendly, meets current agricultural chemicals developing direction.Its structural formula is:
Its mode of action uniqueness, the main feed behavior that influences insect, make its food refusal and dead, its preparation can be used for preventing and treating most of homoptera pest, especially aphid section, Aleyrodidae, Cicadellidae and Delphacidae insect, be applicable to vegetables, ornamental plants, fruit tree, oranges and tangerines, paddy rice, cotton and multiple field crop, can also control important aphids all on the potato to reach the generation of control potato virus disease.This medicine can be penetrated in the plant leaf blade very soon, and the longevity of residure reached more than 1 month, no cross resistance, and to the natural enemy high safety.In addition, pyrrole aphid ketone and main metabolites thereof the leaching in soil is very low, exists only in topsoil, and is very little to phreatic possibility of pollution under the recommendation application dosage.
Indenes worm prestige; 7-chloro-2,3,4a; 5-tetrahydrochysene-2-[methoxycarbonyl (4-Trifluoromethoxyphen-l) carbamoyl] indeno [1; 2-e] [1,3,4-] oxadiazines-4a-carboxylate methyl ester; it is du pont company (E.I.du Pont de Nemours and Company) a kind of insecticide of Development and Production recently; homerun makes the nerve cell loss of function by the sodium-ion channel in the blocking-up insect nerve cell, can effectively prevent and treat grain, cotton, really, the various pests on the crop such as vegetables.
Use fluorine pyridine worm amine nitrile, pyrrole aphid ketone or indenes worm prestige separately, exist cost bigger, quick-acting or lasting effect are poor, and shortcomings such as easily producing resistance is used in single agent.Good in order to develop quick-acting and lasting effect, lower-cost agricultural chemicals, we filter out and carry out compositely for active ingredient one of arbitrarily in fluorine pyridine worm amine nitrile and pyrrole aphid ketone or the indenes worm prestige on the basis of lab screening and field trial, have obvious synergistic effect.And about one of any for the composite of active ingredient and use that still nobody reported at present in fluorine pyridine worm amine nitrile and pyrrole aphid ketone or the indenes worm prestige.
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, active component A is selected from fluorine pyridine worm amine nitrile, and active component B is selected from one of pyrrole aphid ketone or indenes worm prestige.
Described with one of any in A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or the indenes worm prestige be two yuan of composite Pesticidal combinations of active ingredient, the percentage by weight of effective active composition A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or indenes worm prestige is 1～80: 80～1.
Described with one of any in A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or the indenes worm prestige be two yuan of composite Pesticidal combinations of active ingredient, the percentage by weight of effective active composition A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or indenes worm prestige is 1～40: 50～1.
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 the formulation that the Pesticidal combination of described fluorine-containing pyridine worm amine nitrile and pyrrole aphid ketone or indenes worm prestige can be made into is aqueous emulsion, microemulsion, missible oil, suspending agent, wetting powder, water dispersible granules.
Described with one of any in A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or the indenes worm prestige 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%, preferred 5%-60%; 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, effectively reduce environmental pollution and residue of pesticide, be used to prevent and treat Semiptera Miridae insects such as lepidopterous insects such as Homoptera suckings pest such as plant hopper, aphid, aleyrodid, leafhopper, coccid and diamond-back moth, beet armyworm, prodenia litura, cotton bollworm, striped rice borer, mealybug class and cotton fleahopper, 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 following stated only is the present invention embodiment preferably, only is used to explain the present invention, can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that all any modifications of being made within the spirit and principles in the present invention, be equal to replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with appended claims.
The formulation embodiment:
In the following technical scheme, effective constituents A is selected from fluorine pyridine worm amine nitrile, and active ingredient B is selected from pyrrole aphid ketone, the indenes worm prestige one of any.
One of technical scheme of the present invention, described Pesticidal combination are aqueous emulsion, and the percentage by weight of component is:
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:
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:
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:
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:
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:
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 SorplKS, 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 biometrics screening and field experiment:
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.
Indoor biometrics 1:
The synergy test of fluorine pyridine worm amine nitrile and pyrrole aphid ketone.It is tested object that rice hoppers is adopted in test.
Concrete grammar is:
(1) test medicine:
The former medicine of 96% fluorine pyridine worm amine nitrile by research and development centre of extra large rel pharmaceutcal corporation, Ltd provide, the former medicine of 95% pyrrole aphid ketone Kesheng Group Co., Ltd., Jiangsu Prov. produces.
To be made into 100 grams per liter mother liquors after the former medicine of fluorine pyridine worm amine nitrile, the pure dimethylformamide dissolving of the former medicinal analysis of pyrrole aphid ketone, press the active ingredient proportioning then with 3: 19,5: 17,7: 15,9: 12, (fluorine pyridine worm amine nitrile: pyrrole aphid ketone) be mixedly configured into the mixture mother liquor, it was stand-by to be diluted to 5 series concentration gradients respectively in 11: 11.
(2) test target
Rice hoppers.With the brown plant-hopper is tested object, and the worm kind is taken from Zhao Dian town, Gaoqing County Da Lu village paddy field, many for artificial feeding in the insectary, select healthy consistent 4～5 age nymph, standby.
(3) test method
The drop method that adopts NY/T1154.1-2006 to recommend is measured.With micro-dropper solvent clean, regulate dropper to stand-by state.Choose the examination worm of neat and consistent with writing brush and use CO
2Slight anesthesia is placed in the 9cm culture dish, then with micro-dropper medicament is pursued the polypide belly of a drop in the examination worm, and every some drops physic liquor 0.1L contains the contrast that is treated to of corresponding acetone with drop 0.1L.It is normally to cultivate in 75% the culturing room that examination worm behind the drop is transferred to (28 ± 2) ℃, relative moisture respectively.Every processing 4 times repeats, and whenever repeats to try 20 of worms, 80 of every processing examination worms.
Handle back 24h investigation examination worm death condition (judging that for examination worm death standard be gently to sting no autonomic response with pin), write down total borer population and dead borer population.
According to survey data, calculate the corrected mortality that each is handled.And adopt the abundant method of Sun Yun to calculate the co-toxicity coefficient (CTC value) of mixture with reference to NY/T1154.1-2006.If contrast lethality＜5% is not proofreaied and correct; The contrast lethality by formula 2 is proofreaied and correct between 5%～20%; Contrast lethality＞20%, test need be reformed.
(4) data statistics and analysis
Logarithm value with drug concentration (mg/L) is independent variable X, is dependent variable Y with the probit value of corrected mortality, sets up the virulence regression equation formula respectively, adopts DPS software to calculate the LC50 and the mixture co-toxicity coefficient thereof of single agent and each proportioning mixture, relatively synergy situation.Calculate LC50 and calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun.Co-toxicity coefficient CTC, computing formula is as follows: (with fluorine pyridine worm amine nitrile is the standard medicament, and its toxicity index is 100):
LC50 * 100 of the LC50/ pyrrole aphid ketone of the toxicity index (TI) of pyrrole aphid ketone=fluorine pyridine worm amine nitrile
LC50 * 100 of the LC50/M of the actual toxicity index (ATI) of M=fluorine pyridine worm amine nitrile
TI * P pyrrole aphid the ketone of the TI of the theoretical toxicity index (TTI) of M=fluorine pyridine worm amine nitrile * P fluorine pyridine worm amine nitrile+pyrrole aphid ketone
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula: M is a pyrrole aphid ketone and the mixture of the different proportionings of fluorine pyridine worm amine nitrile
P pyrrole aphid ketone is pyrrole aphid ketone shared ratio in mixture
P fluorine pyridine worm amine nitrile is fluorine pyridine worm amine nitrile shared ratio in mixture
(5) toxicity test result and analysis
Table 1 fluorine pyridine worm amine nitrile, pyrrole aphid ketone and mixture thereof are to the toxicity test result of rice fulgorid
Result of the test shows, pyrrole aphid ketone, two kinds of medicaments of fluorine pyridine worm amine nitrile all have higher activity to rice fulgorid under indoor conditions, the result of the test of different proportion proportioning shows, in active ingredient fluorine pyridine worm amine nitrile: when pyrrole aphid ketone ratio was diluted respectively in 3: 19,5: 17,7: 15,9: 17,11: 11, all show stronger synergistic effect, wherein with fluorine pyridine worm amine nitrile: pyrrole aphid ketone is 7: 15 o'clock, and co-toxicity coefficient is up to 153.73, has synergistic effect preferably.Suggestion is carried out further field control effectiveness test to the mixture preparation of 7: 15 left and right sides scopes of suitable proportion, to estimate its field practical application effect.
Determination of activity example 2:
(1) experiment reagent agent
The former medicine of 96% fluorine pyridine worm amine nitrile, the former medicine of 94% indenes worm prestige, above-mentioned former medicine provides by sea, Qingdao research and development centre of rel medicine company group.
(2) test target
Beet armyworm, the indoor beet armyworm of for many generations raising, indoor conditions: temperature (26 ± 2) ℃.Relative moisture 70% ± 5%, periodicity of illumination 16/8h (L/D).
Experimental technique is with determination of activity example 1
(3) toxicity test result and analysis:
Table 2 fluorine pyridine worm amine nitrile, indenes worm prestige 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, fluorine pyridine worm amine nitrile wherein: indenes worm prestige is that 4: 8 synergistic effect is the most obvious, co-toxicity coefficient is 152.52, and secondly be fluorine pyridine worm amine nitrile: indenes worm prestige is 6: 6, and co-toxicity coefficient is 143.11.Result of the test shows, indenes worm prestige, two kinds of medicaments of fluorine pyridine worm amine nitrile all have higher activity to beet armyworm under indoor conditions, the result of the test of different proportion proportioning shows, in active ingredient fluorine pyridine worm amine nitrile: indenes worm prestige ratio is 2: 10,4: 8,6: 6,8: 4,, all show stronger synergistic effect at 10: 2 o'clock, wherein with fluorine pyridine worm amine nitrile: indenes worm prestige is 4: 8 o'clock, and synergistic effect is best.Suggestion is carried out further field control effectiveness test to the mixture preparation of 4: 8 left and right sides scopes of suitable proportion, to estimate its field practical application effect.
Test example 1: field experiment is prevented and treated rice hoppers
(1) test method
Test is carried out in the double cropping rice field in Luo Wan village, journey market town, Jianli County, Jingzhou City, Hubei Province, and experimental field soil is loam, middle fertility, and irrigation and drainage are convenient, all plant double cropping rice all around.For the rice is doing well before the rice medication of trying the water.The minizone builds the little mud ridge in case string is irritated, and there is 3～4cm shoaling layer in the field during dispenser, and water conservation 7d behind the medicine tests four (2) for rice fulgorid low age nymph occurrence in peak period (September 6) medication in afternoon 1 time, to water 50kg/hm
2, with the evenly thick spraying of workers and peasants 16 type knapsack hand sprayers, this moment, paddy rice was in grouting mid-term, the field is mainly white-backed planthopper, is small brown rice planthopper secondly, and 1～3 age nymph account for 90%.Dispenser was fine the same day, 29.5 ℃ of mean temperature of air; 7d does not all have rain behind the medicine, and weather does not have influence substantially to this test.
(2) control time and method
Investigate altogether 5 times, (September 6) investigation insect population radix before the medicine, 2d behind the medicine (September 8), 7d behind the medicine (September 13), 21d (September 27) investigates respectively 1 time behind 14d behind the medicine (September 20) and the medicine.Take parallel great-jump-forward random sampling 15 points in every sub-district, 2 clumps every, totally 30 clumps of rice are write down the borer population alive of white-backed planthopper, small brown rice planthopper respectively with the basin method of clapping, and calculate it then and proofread and correct preventive effect (hereinafter to be referred as preventive effect).
(3) drug effect computational methods
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
(4) poisoning investigation method
Behind medicine 2,7,14,21d observes the paddy growth situation, and the range estimation medicament does not all have poisoning to paddy rice.
(5) field control effectiveness test result of the test
Table 3 is handled chemical control rice hoppers 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 rice hoppers all is better than contrasting medicament behind the medicine, 7% fluorine pyridine worm amine nitrile+15% pyrrole aphid ketone, insecticidal effect of 7 days behind medicine is respectively 90.73%, 91.79% and 93.15%, and insecticidal effect increases progressively along with the increase of consumption.According to field range estimation, in the test dose scope, plant growth is normal, and each is handled medicament and poisoning phenomenon to paddy rice all do not occur, illustrates that it is safe to paddy rice.In process of the test, testing crew finds that it also has fine control efficiency to insects such as paddy rice rice leaf roller, advises that the insecticide different with the mechanism of action mixes use to delay the generation of pest resistance to insecticide.
Test example 2: field experiment control beet armyworm test
(1) test method
Tested on October 8th, 2010 to October 18 and carry out, tested on October 8th, 2010 and carry out routine to water spray by each processing design concentration at Kaiping City, Guangdong Province suburb truck garden.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 70kg.
Duration of test weather is good, and daily mean temperature is 18.5～27.9 ℃.Dispenser fine day on the same day.
(2) investigation method
Before dispenser, press 5 samplings of diagonal, every wild cabbage 2～3 strains (deciding) of choosing beet armyworm ovum and larva on insect density in every sub-district.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, goes 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 4 is handled chemical control wild cabbage beet armyworm field control effectiveness test result
As can be seen from Table 4, 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, 8% indenes worm prestige+4% fluorine pyridine worm amine nitrile control beet armyworm quick-acting is fast, and efficiency time is long, and control efficiency is good.7 days insecticidal effect reaches 91.77%, 93.42%, 94.15% 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.
To sum up twice field experiment result is described; the present invention with one of any in fluorine pyridine worm amine nitrile and pyrrole aphid ketone or the indenes worm prestige be two yuan of composite Pesticidal combinations of active ingredient; to rice fulgorid; insects such as beet armyworm show good control efficiency; to the target crop safety; compare with single agent; Pesticidal combination of the present invention has mechanism of action uniqueness; the unit consumption is few; quick-acting is good; the advantage that lasting period is long; so; produce very big economic worth in research and development of the present invention and promotion conference, the increasing both production and income of the peasant household in vast vegetables and paddy rice producing region and the protection of local ecotope are had crucial meaning.
Claims (8)
1. agricultural insecticide composition is characterized in that: this Pesticidal combination is so that any one is that active ingredient is carried out two yuan and is mixed in (A) fluorine pyridine worm amine nitrile and (B) pyrrole aphid ketone or the indenes worm prestige.
2. Pesticidal combination according to claim 1 is characterized in that: any one percentage by weight is 1～80:80～1 in effective constituents A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or the indenes worm prestige.
3. Pesticidal combination according to claim 1 is characterized in that: any one percentage by weight is 1～40:50～1 in effective constituents A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or the indenes worm prestige.
4. Pesticidal combination according to claim 1 is characterized in that: any one gross mass percentage composition in preparation is 1%-90% in effective constituents A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or the indenes worm prestige.
5. Pesticidal combination according to claim 1 is characterized in that: any one gross mass percentage composition in preparation is preferably 5%-60% in effective constituents A fluorine pyridine worm amine nitrile and B pyrrole aphid ketone or the indenes worm prestige.
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 control Homoptera sucking pest and lepidopterous insects.
8. Pesticidal combination according to claim 7 is characterized in that: Pesticidal combination of the present invention is mainly used in control plant hopper, aphid, aleyrodid, leafhopper, coccid, diamond-back moth, beet armyworm, prodenia litura, cotton bollworm, striped rice borer, mealybug, cotton fleahopper.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102763665A (en) * | 2012-06-30 | 2012-11-07 | 广东中迅农科股份有限公司 | Indoxacarb water dispersible granule and preparation method thereof |
| CN107568212A (en) * | 2017-08-15 | 2018-01-12 | 河北省农林科学院植物保护研究所 | A kind of water dispersible granules containing pymetrozine and sulfoxaflor and its application |
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| WO2010022917A2 (en) * | 2008-08-27 | 2010-03-04 | Bayer Cropscience Ag | Method of controlling soul insects |
| WO2010040623A1 (en) * | 2008-10-08 | 2010-04-15 | Syngenta Participations Ag | Pesticidal combinations containing sulfoxaflor |
| CN102217632A (en) * | 2011-03-25 | 2011-10-19 | 陕西汤普森生物科技有限公司 | Insecticidal composition containing sulfoxaflor and carbamates |
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| CN102763665A (en) * | 2012-06-30 | 2012-11-07 | 广东中迅农科股份有限公司 | Indoxacarb water dispersible granule and preparation method thereof |
| CN107568212A (en) * | 2017-08-15 | 2018-01-12 | 河北省农林科学院植物保护研究所 | A kind of water dispersible granules containing pymetrozine and sulfoxaflor and its application |
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