CN102283237A - Insecticidal composite containing imidacloprid and Spirotetramat - Google Patents

Insecticidal composite containing imidacloprid and Spirotetramat Download PDF

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Publication number
CN102283237A
CN102283237A CN2010102106322A CN201010210632A CN102283237A CN 102283237 A CN102283237 A CN 102283237A CN 2010102106322 A CN2010102106322 A CN 2010102106322A CN 201010210632 A CN201010210632 A CN 201010210632A CN 102283237 A CN102283237 A CN 102283237A
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Prior art keywords
imidacloprid
ethyl ester
spiral shell
shell worm
worm ethyl
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陈卫强
任玉英
白复芹
冯涵丽
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Hailir Pesticides and Chemicals Group Co Ltd
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Hailir Pesticides and Chemicals Group Co Ltd
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Abstract

The invention discloses an insecticidal composite containing imidacloprid and Spirotetramat and a preparation method and applications thereof. The insecticidal composite is characterized by containing the imidacloprid, the Spirotetramat and other assistants, wherein the weight ratio of the imidacloprid to the Spirotetramat is (1:50)-(80:1). The insecticidal composite can be applied to controlling various diseases of various crops. The composite is safe and environmentally protective and has low cost and a good effect. Proved by indoor toxicity tests and field efficacy trials, the imidacloprid and the Spirotetramat have an obvious synergistic effect after being compounded. Moreover, blending the imidacloprid with the Spirotetramat is not reported yet at home and abroad, therefore, the invention is disclosed.

Description

A kind of Pesticidal combination that contains Imidacloprid and spiral shell worm ethyl ester
Technical field
The invention belongs to field of agrochemicals, relate to a kind of Pesticidal combination and application thereof, especially a kind of is the Pesticidal combination of main active component with Imidacloprid and spiral shell worm ethyl ester.
Background technology
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 the pest control with insecticide miticide is composite or be mixed to have to enlarge and prevent spectrum, improve control efficiency, prolong the optimum period for applying fertilizer, reduce dosage, reduce poisoning, reduce residual, delay pest 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.
Imidacloprid (imidacloprid): (E)-1-(2-chloro-1,3-thiazoles-5-ylmethyl)-3-methyl-2-nitroguanidine
Clear crystal has faint smell, 143.8 ℃ of fusing points (crystal form 1) 136.4 ℃ (form 2), vapour pressure 0.2 μ Pa (20 ℃), density 1.543 (20 ℃), KowlogP=0.57 (22 ℃), solvability water 0.51g/L (20 ℃), carrene 50-100, isopropyl alcohol 1-2, toluene 0.5-1, n-hexane<0.1 (g/L, 20 ℃), pH5-11 is stable.The nitro-methylene-type systemic insecticide is the acting body of nicotinic acid acetylcholinesterase acceptor, and it is malfunctioning to disturb the pest movements nervous system that chemical signal is transmitted, no cross resistance problem.Be used to prevent and treat sucking pest and resistant strain thereof.
Spiral shell worm ethyl ester (spirotetramat): former medicine outward appearance is a white powder, does not have special smell, and the preparation outward appearance is a tool fragranced white suspension.142 ℃ of molten points, solvability (20 ℃) water 33.4mg/L, organic solvent: ethanol 44.0mg/L, n-hexane 0.055mg/L, toluene 60mg/L, carrene>600mg/L, acetone 100-120mg/L/ ethyl acetate 67mg/L, dimethyl sulfoxide (DMSO) 200-300mg/L.235 ℃ of decomposition temperatures. stability is better.Be a kind of novel tetronic acid insecticides, insecticidal spectrum is wide, and the lasting period is long.It is that fatty biosynthesis by interference insect causes larva death, reduces the fertility of adult.Because its unique mechanism of action can be prevented and treated the insect that existing insecticide is produced resistance effectively, can be used as the important kind of nicotinic insecticide resistance management simultaneously.
Summary of the invention
The present invention's pleasantly surprised discovery in the Toxicity Determination experiment, the composite activity that can improve greatly of Imidacloprid and spiral shell worm ethyl ester to insect, the insect to agent of Imidacloprid list and spiral shell worm ethyl ester list agent generation resistance has higher activity equally.
The present invention realizes by following measures.
A kind of Pesticidal combination, it contains Imidacloprid and spiral shell worm ethyl ester, and wherein the weight ratio of Imidacloprid and spiral shell worm ethyl ester is 1: 50~80: 1.
Described Pesticidal combination, wherein the more excellent weight ratio of Imidacloprid and spiral shell worm ethyl ester is 1: 50~50: 1.
Described Pesticidal combination, wherein to accumulate the weight ratio of shared preparation be 2~81% for Imidacloprid and two kinds of active principles of spiral shell worm ethyl ester.
Described Pesticidal combination, Imidacloprid and spiral shell worm ethyl ester 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 sucking pests such as plant hopper, aphid, scale insect, thrips.
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:
Imidacloprid 1~80%
Spiral shell worm ethyl ester 1~50%
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 Imidacloprid and spiral shell worm ethyl ester, 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 Imidacloprid and spiral shell worm ethyl ester 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:
Imidacloprid 1~80%
Spiral shell worm ethyl ester 1~50%
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 Imidacloprid is added with emulsifier, cosolvent with spiral shell worm ethyl ester, 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 Imidacloprid and spiral shell worm ethyl ester.
Three of technical scheme of the present invention, described Pesticidal combination are microemulsion, and the percentage by weight of component is:
Imidacloprid 1~80%
Spiral shell worm ethyl ester 1~50%
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: Imidacloprid and the former medicine of spiral shell worm ethyl ester 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:
Imidacloprid 1~80%
Spiral shell worm ethyl ester 1~50%
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 Imidacloprid and spiral shell worm ethyl ester 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:
Imidacloprid 1~80%
Spiral shell worm ethyl ester 1~50%
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 Imidacloprid and spiral shell worm ethyl ester 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:
Imidacloprid 1~80%
Spiral shell worm ethyl ester 1~50%
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 Imidacloprid, spiral shell worm ethyl ester 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 Imidacloprid and spiral shell worm ethyl ester 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:
Imidacloprid 1~80%
Spiral shell worm ethyl ester 1~50%
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 Imidacloprid and spiral shell worm ethyl ester 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 Imidacloprid of the present invention is an anabasine insecticide, differs greatly with the tetronic acid insecticides spiral shell worm ethyl ester mechanism of action is arranged, 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 spiral shell worm ethyl ester with Imidacloprid
Further the present invention is made an explanation by following examples, but scope of the present invention is not limited to following examples.
1.1 reagent agent
The former medicine of 95% spiral shell worm ethyl ester (imidacloprid), the former medicine of 95% Imidacloprid (carbosulfan), the green source of the Yang Zhou of Jiangsu Province biochemical industry Co., Ltd provides.
1.2 indoor examination worm source
Rice leaf roller system gathers from the field, and supplies to try indoor the raising to 3 ages with rice seedling.Indoor conditions: temperature (25 ± 2) ℃.Relative moisture 65% ± 5%, periodicity of illumination 12/12h (L/D).
1.3 single agent assay method
Adopt rice stem infusion process, take the healthy and strong consistent booting rice strain in mid-term, clean, be cut into the long company's root rice stem of 15cm, drying in the air in the place, cool place does not have washmarking to the surface, standby.According to the preliminary experiment result, with former medicinal small amount of acetone dissolving, be diluted to 5 variable concentrations with 0.1% Tween solution again, with the clear water is contrast, place the rice stem of getting ready the soup of variable concentrations to soak 30s respectively, dry slightly after the taking-up, encase root, put into test tube (high 180mm * diameter 18mm) with the rayon balls that soaks with clear water, the criteria for selection unanimity 3 age nymph, put into test tube, 20 of every pipes, the individuality of rejecting mechanical damage, supply 20, seal with wet gauze the upper end, and each concentration repeats 3 times, totally 60.Connecing test tube behind the worm, to put into temperature be that 26 ℃, relative moisture are 70% insectary, checks dead, the borer population of living behind the 48h, calculates lethality, and proofread and correct with the lethality of contrast, asks virulence regression equation, the lethal dose of 50 (LC with probability value analytical method then 50) and correlation coefficient (r).
1.4 the joint toxicity measuring method of different proportionings,
According to total active ingredient is 36%, and both mass ratioes are that m (Imidacloprid): m (spiral shell worm ethyl ester) was respectively 1: 1,2: 1, and 3: 1,4: 1, be Imidacloprid at 5: 1: spiral shell worm ethyl ester is 18%: 18%, 24%: 12%, 27%: 9%, 28.8%: 7.2%, 30%: 6%.Adopt above-mentioned 1.3 methods to carry out toxicity test, calculate LC 50, and press the abundant method of Sun Yun and calculate co-toxicity coefficient (CTC).Co-toxicity coefficient CTC, computing formula is as follows: (with spiral shell worm ethyl ester is the standard medicament, and its toxicity index is 100):
The LC of the toxicity index of Imidacloprid (TI)=spiral shell worm ethyl ester 50The LC of/Imidacloprid 50* 100
The LC of the actual toxicity index (ATI) of M=spiral shell worm ethyl ester 50The LC of/M 50* 100
TI * P the Imidacloprid of the TI of the theoretical toxicity index (TTI) of M=spiral shell worm ethyl ester * P spiral shell worm ethyl ester+Imidacloprid
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula:
M is an Imidacloprid and the mixture of the different proportionings of spiral shell worm ethyl ester
The P Imidacloprid is Imidacloprid shared ratio in mixture
P spiral shell worm ethyl ester is spiral shell worm ethyl ester shared ratio in mixture
2.1 toxicity test result
Spiral shell worm ethyl ester, Imidacloprid are to the indoor measurement result of rice leaf roller
Handle title Proportioning Virulence regression equation (Y=a+bx) The correlation coefficient r value LC 50(mg/L) Co-toxicity coefficient (CTC)
Spiral shell worm ethyl ester - Y=0.4497+6.0937x 0.9717 5.69 -
Imidacloprid - Y=2.47+1.7553x 0.9802 27.63 -
Imidacloprid: spiral shell worm ethyl ester 1∶1 Y=3.5857+1.6025x 0.9055 7.63 123.60
Imidacloprid: spiral shell worm ethyl ester 2∶1 Y=2.8571+2.3873x 0.9258 7.90 153.10
Imidacloprid: spiral shell worm ethyl ester 3∶1 Y=2.9710+2.2576x 0.9643 7.92 177.52
Imidacloprid: spiral shell worm ethyl ester 4∶1 Y=3.5428+1.4068x 0.9627 10.86 143.65
Imidacloprid: spiral shell worm ethyl ester 5∶1 Y=3.4708+1.3003x 0.9882 13.11 128.30
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, Imidacloprid wherein: spiral shell worm ethyl ester is that 3: 1 synergistic effect is the most obvious, co-toxicity coefficient is 177.52, and secondly be Imidacloprid: spiral shell worm ethyl ester is 2: 1, and co-toxicity coefficient is 153.10.Result of the test shows, Imidacloprid, two kinds of medicaments of spiral shell worm ethyl ester all have higher activity to rice leaf roller under indoor conditions, the result of the test of different proportion proportioning shows, in active ingredient ratio Imidacloprid: spiral shell worm ethyl ester is 1: 1,2: 1,3: 1,4: 1,, all show stronger synergistic effect at 5: 1 o'clock, wherein with Imidacloprid: spiral shell worm ethyl ester is 2: 1~3: 1 o'clock, and synergistic effect is best.Suggestion is carried out further field control effectiveness test to the mixture preparation of 3: 1 left and right sides scopes of suitable proportion, to estimate its field practical application effect.
3 field trials control paddy rice rice leaf roller, Frankliniella occidentalis
3.1 field experiment control paddy rice rice leaf roller
3.1.1 test method
Tested on July 13rd, 2009 to July 23 and carry out in Xiangyin, Hunan institute of agricultural sciences experimental field.Tested on July 13rd, 2009 and carry out routine to water spray by each processing design concentration.Spraying equipment is a WF-16 type knapsack hand sprayer, and shower nozzle is single fan nozzle, and operating pressure is 0.2-0.4Mpa, and spray amount is 0.36-0.48L/min, carries out the routine spraying, makes every effort to evenly thoughtful during the spray medicine.The field rice leaf roller is 1~2 instar larvae peak period during dispenser.Every 667m 2To the water yield is 50kg.
Duration of test weather is good, and daily mean temperature is 19.0~28.2 ℃.Dispenser did not have rain the same day.
3.1.2 investigation method
Adopt 5 point samplings, 5 points are selected in every sub-district, every sub-district 20m 2, 5 clumps every, investigate 25 clumps of paddy rice altogether.Before dispenser and after the dispenser the 3rd, 7d investigates whole blades of 25 clumps respectively, wins all the old and new worms bags, the residual borer population alive of stripping bag record then calculates go down rate and proofread and correct preventive effect of insect population; 20d investigated the leaf roll number when present age, harm was finalized the design behind medicine, calculated leaf roll rate and preventive effect.Notice that the viewing test chemicals treatment has or not poisoning to paddy rice.
3.1.3 drug effect computational methods.
Figure BSA00000160475200081
Figure BSA00000160475200082
Figure BSA00000160475200083
3.1.4 poisoning investigation method
It is good that the sub-district paddy growth is respectively handled in the duration of test observation, all finds no the poisoning phenomenon and take place.
3.2 field control effectiveness test result of the test
Result of the test is page table 2 as follows
Table 2 is handled chemical control paddy rice rice leaf roller field control effectiveness test result
Figure BSA00000160475200091
As can be seen from Table 2, the Mixed Pharmacy of different proportion carries out field trial by different consumptions, and its control efficiency to the paddy rice rice leaf roller all is better than contrasting medicament behind the medicine, 27% Imidacloprid+9% spiral shell worm ethyl ester control paddy rice rice leaf roller is effective, and the lasting period reaches more than the 20d.7 days insecticidal effect is respectively 86.62%, 89.76% and 93.86% behind medicine, and insecticidal effect increases progressively along with the increase of consumption.20d behind the medicine, this processing leaf roll preventive effect reaches more than 85%, shows that this patent has very strong desinsection and Bao Ye effect.According to experimental observation, each medication is handled does not all have poisoning to paddy rice, finds that simultaneously this composite product also has good preventive effect to rice fulgorid.Suggestion the insect ovum hatching peak phase to the phase dispenser of 1--2 instar larvae.It is to crop and Environmental security, and use is worth promoting.
4.1 field experiment control Frankliniella occidentalis test
4.1.1 test method
Tested in a thrips Sheng phase on June 10th, 2009 and carry out.Use WF-16 type knapsack hand sprayer, shower nozzle is single fan nozzle, and operating pressure is 0.2-0.4Mpa, and spray amount is 0.36-0.48L/min, carries out the routine spraying, makes every effort to evenly thoughtful during the spray medicine.
Duration of test weather is good, and daily mean temperature is 17.8~25.4 ℃.Dispenser did not have rain the same day.
4.1.2 investigation method
Investigation insect population radix before the dispenser,, 5 samplings in every sub-district, total the number of thrips in spend every 10 of random searching plant middle and upper part, with quadrat method 1d after dispenser, 5d, 10d check the remaining borer population of living, and calculate insect population go down rate and control efficiency.
4.1.3 drug effect computational methods.
Figure BSA00000160475200092
Figure BSA00000160475200101
4.1.4 poisoning investigation method
It is good that the sub-district chili growth is respectively handled in the duration of test observation, all finds no the poisoning phenomenon and take place.
4.2 field control effectiveness test result of the test
Table 3 is handled chemical control capsicum Frankliniella occidentalis field control effectiveness test result
Figure BSA00000160475200102
As can be seen from Table 3, the Mixed Pharmacy of different proportion carries out field experiment by different consumptions, its control efficiency to the capsicum Frankliniella occidentalis is better than contrasting medicament behind the medicine, 27% Imidacloprid+9% spiral shell worm ethyl ester control Frankliniella occidentalis instant effect, efficiency time is long, and control efficiency is good.All reach about 90% at 10 days insecticidal effect behind the medicine, insecticidal effect increases progressively along with the increase of consumption.According to experimental observation, each medication is handled capsicum is not all produced poisoning.The suggestion dispenser is grasped at the Frankliniella occidentalis occurance peak period, requires even spraying during dispenser, and it does not hinder flower to spending safety.This is mixed, and can effectively control the harm of Frankliniella occidentalis to the host, to the raising of quality of vegetable with increase production significantly, stronger popularizing value is arranged.

Claims (5)

1. Pesticidal combination, it is characterized in that: contain Imidacloprid and two kinds of active components of spiral shell worm ethyl ester, wherein the weight ratio of Imidacloprid and spiral shell worm ethyl ester is 1: 50~80: 1;
2. Pesticidal combination according to claim 1 is characterized in that: the more excellent weight ratio of Imidacloprid and spiral shell worm ethyl ester is 1: 50~50: 1;
3. Pesticidal combination according to claim 1 is characterized in that: the percentage by weight that Imidacloprid and spiral shell worm ethyl ester are accumulated shared preparation is 2~81%;
4. Pesticidal combination according to claim 1 is characterized in that: Imidacloprid and spiral shell worm ethyl ester 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.
CN2010102106322A 2010-06-19 2010-06-19 Insecticidal composite containing imidacloprid and Spirotetramat Pending CN102283237A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102484995A (en) * 2010-12-01 2012-06-06 联保作物科技有限公司 Insecticidal composition and preparation thereof
CN105831152A (en) * 2016-04-29 2016-08-10 褚丁山 Trunk injection powder preparation for fruit trees and preparation method
CN108522532A (en) * 2018-07-18 2018-09-14 滁州学院 A kind of Pesticidal combination containing guadipyr and spiral shell worm ethyl ester

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Publication number Priority date Publication date Assignee Title
CN101489393A (en) * 2006-07-11 2009-07-22 拜尔农作物科学股份公司 Active ingredient combinations with insecticidal and acaricidal properties
CN101637159A (en) * 2009-09-08 2010-02-03 深圳诺普信农化股份有限公司 Pesticide composition with synergistic action

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101489393A (en) * 2006-07-11 2009-07-22 拜尔农作物科学股份公司 Active ingredient combinations with insecticidal and acaricidal properties
CN101637159A (en) * 2009-09-08 2010-02-03 深圳诺普信农化股份有限公司 Pesticide composition with synergistic action

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102484995A (en) * 2010-12-01 2012-06-06 联保作物科技有限公司 Insecticidal composition and preparation thereof
CN105831152A (en) * 2016-04-29 2016-08-10 褚丁山 Trunk injection powder preparation for fruit trees and preparation method
CN108522532A (en) * 2018-07-18 2018-09-14 滁州学院 A kind of Pesticidal combination containing guadipyr and spiral shell worm ethyl ester

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Application publication date: 20111221