CN101406199A - Insecticidal composition containing emamectin-benzoate - Google Patents
Insecticidal composition containing emamectin-benzoate Download PDFInfo
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- CN101406199A CN101406199A CNA2008102323257A CN200810232325A CN101406199A CN 101406199 A CN101406199 A CN 101406199A CN A2008102323257 A CNA2008102323257 A CN A2008102323257A CN 200810232325 A CN200810232325 A CN 200810232325A CN 101406199 A CN101406199 A CN 101406199A
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Abstract
The invention relates to a compound insecticidal composition of emamectin benzoate and lambda-cyhalothrin. The composition consists of two active ingredients of the emamectin benzoate and the lambda-cyhalothrin, as well as solvents, emulsifiers, antifreeze, thickeners, and water, wherein the weight percentage of the emamectin benzoate to the lambda-cyhalothrinis is 0.1-10 to 0.1-30. The composition is used for controlling cruciferous vegetable cabbage caterpillars, diamond back moth, asparagus caterpillars, cotton spider, and pear psylla, in particular for controlling the resistant diamond back moth, the asparagus caterpillars and the cabbage caterpillars with remarkable effect.
Description
Technical field
The invention belongs to agricultural technology field, relate to the Pesticidal combination that a kind of active ingredient is made up of emamectin-benzoate and gamma cyhalothrin.
Background technology
Emamection benaoate, English common name emamectin benzoate, chemical name 4 '-Biao-methylamino-4 '-the deoxidation abamectin benzoate, be called for short first dimension salt, be to Avermectin B1
aCarry out a kind of efficient insecticide composition that structure of modification obtains afterwards.Its mechanism of action hinders pest movements nerve information transmission and makes the health paralysis dead.The mode of action does not have interior absorption energy based on stomach toxicity to crop, but effective infiltration of institute used crop epidermal tissue, thereby has the longer longevity of residure.To the insecticidal activity of noctuidae pests such as cotton bollworm, beet armyworm and prodenia litura apparently higher than Avermectin B1
aInsecticidal activity, and mammiferous toxicity is reduced greatly.Therefore, emamectin-benzoate has become one of important pesticide species of control pest, and do not produce and intersect with other crops, easily degraded noresidue in soil, free from environmental pollution, in the routine dose scope to useful insect and natural enemy, people, animal safety, can with most of combined use of pesticides.
Gamma cyhalothrin, english common name (cyhalothrin).Chemical name: 3-(2-chloro-3,3,3-trifluoro-propenyl)-2,2-dimethyl cyclopropane carboxylic acid-alpha-cyano-3-phenoxybenzyl ester is called for short the time.Molecular formula is: C
23H
19ClF
3NO
3,
Structural formula is:
Gamma cyhalothrin has strong strong tagging and stomach poison function to insect and mite class, and repellent action is also arranged, and insecticidal spectrum is wide.Very high activity is arranged, and insecticidal action is fast, the lasting period is long, and is also lower to the toxicity of beneficial insect, and the advantage of resistance of rainwater washing against is arranged after the sprinkling.Be used for preventing and treating cotton bollworm, pink bollworm, cotton spider mites, corn borer, aphid, leaf miner, Grapholita spp, diamond-back moth various pests on the crops such as cotton, corn, cereal, fruit tree, vegetables, tea tree.
Emamectin-benzoate and gamma cyhalothrin are active high, so existing formulation content is generally lower, main in the market preparation is a missible oil, need to consume a large amount of organic solvents such as dimethylbenzene, both make environmental pollution easily, wasted resource again, increased cost.So we have developed aqueous emulsion, so not only saved a large amount of solvents, save cost, and drug effect increases greatly because of diminishing of active ingredient drop also.Have not yet to see the relevant report of emamectin-benzoate and high-efficient lambda-cyhalothrin compound aqueous emulsion.
Summary of the invention:
The purpose of this invention is to provide that a kind of cost is low, control spectrum wide, antagonism diamond-back moth, beet armyworm, Pesticidal combination that the cabbage caterpillar control efficiency is good.
The present invention is achieved by the following technical solutions:
The Pesticidal combination of a kind of emamectin-benzoate and high-efficient lambda-cyhalothrin compound, comprise effective active component, solvent, emulsifier, antifreezing agent, thickener and water, it is characterized in that: the effective active composition is emamectin-benzoate and gamma cyhalothrin, and percentage by weight is 0.1～10: 0.1～30.
Described Pesticidal combination is characterized in that the optimum percentage by weight of emamectin-benzoate and gamma cyhalothrin is 0.5～5: 0.5～15.
Described Pesticidal combination is characterized in that: its active constituent content is: 1%～40%.
Described Pesticidal combination is characterized in that: the effective active composition adds solvent, emulsifier, antifreezing agent, thickener and water and makes aqueous emulsion.
The shared percentage by weight of described effective active composition, solvent, emulsifier, antifreezing agent, thickener and water is:
Emamectin-benzoate 0.1%～10%
Gamma cyhalothrin 0.1%～30%
Solvent 10%～40%
Emulsifier 1%～10%
Antifreezing agent 1%～5%
Thickener 0.1%～2%
Water surplus
The shared optimum weight percentage of described effective active composition, solvent, emulsifier, antifreezing agent, thickener and water is:
Emamectin-benzoate 0.5%～5%
Gamma cyhalothrin 0.5%～10%
Solvent 10%～30%
Emulsifier 1%～10%
Antifreezing agent 1%～5%
Thickener 0.1%～1%
Water surplus
Described solvent is selected from: N, dinethylformamide, cyclohexanone, toluene, dimethylbenzene, dimethyl sulfoxide (DMSO), methyl alcohol, ethanol, 3-methyl cyclohexanol ketenes, N-octylpyrrolidone, N-pyrrolidones, propyl alcohol, butanols, ethylene glycol, diethylene glycol, ethylene glycol monomethyl ether, butyl ether, ethyl acetate, vegetable oil, acetonitrile one or more.
Described emulsifier is selected from: farming breast 500
#(alkyl benzene calcium sulfonate), OP series phosphate (polyoxyethylene nonylphenol ether phosphate), 600
#Phosphate (phenyl phenol polyoxy ethyl ether phosphate), styrene polyoxyethylene ether ammonium sulfate salt, alkyl biphenyl ether disulfonic acid magnesium salts, triethanolamine salt, farming breast 400
#(benzyl dimethyl phenol polyoxy ethyl ether), farming breast 600
#(phenyl phenol polyoxy ethyl ether), Nongru-700
#(alkylphenol-formaldehyde resin polyoxy ethyl ether), peaceful breast 36
#(phenethyl fluosite polyoxy ethyl ether), farming breast 1600
#(phenethyl phenol polyoxy ethyl polypropylene-base ether), ethylene oxide-propylene oxide block copolymer, OP series (polyoxyethylene nonylphenol ether), By series (castor oil polyoxyethylene ether), farming breast 33
#(alkylaryl polyoxyethylene polyoxypropylene ether), farming breast 34
#In (alkylaryl polyoxyethylene poly-oxygen propylene aether), sapn series (sorbitan monostearate), tween series (sorbitan fatty acid ester APEO), the AEO series (the pure APEO of fat) one or more.
Described antifreeze is selected from: one or more in ethylene glycol, propane diols, glycerine, the urea.
Described thickener is selected from: one or more in xanthans, CMC, hydroxyethylcellulose, methylcellulose, Magnesiumaluminumsilicate, the polyvinyl alcohol.
Pesticidal combination of the present invention is used for the control of brassicaceous vegetable diamond-back moth, beet armyworm, cotton red spider, pear tree pear sucker, especially gives prominence to for resistance diamond-back moth, beet armyworm control efficiency.
Beneficial effect of the present invention:
1, Pesticidal combination flash-point height of the present invention does not nonflammablely explode, and produces to store and safe in utilization;
2, Pesticidal combination insecticidal spectrum of the present invention is wide, and a dispenser can prevent and treat various pests, reduces the recruitment cost;
3, the alternative high-toxic pesticide of Pesticidal combination of the present invention, to beneficial organism and target organisms safety, environmental pollution is little, is difficult for producing poisoning;
4, Pesticidal combination bin stability of the present invention is good, and storage at normal temperature can be deposited more than 2 years;
5, the present composition is compared with single agent, and it is little to have dosage, the drug effect height, delays the advantage that pest resistance to insecticide produces;
6, Pesticidal combination of the present invention is base with water, and aboundresources, easy, with low cost, the preparing process of packing be simple, be suitable for large scale application.
Embodiment
Below in conjunction with embodiment to further instruction of the present invention (following embodiment emamectin-benzoate is called for short first dimension salt, and following gamma cyhalothrin is called for short the time).
Embodiment 1:3% first dimension salt time aqueous emulsion
0.5g first dimension salt, 2.5g time, 1g cyclohexanone, 10g dimethylbenzene, 5g vegetable oil, 2g farming breast 1600
#, 4g farming breast 500
#, 4g ethylene glycol, 1g polyethylene glycol, 0.4g silicone oil, 100g water is supplied.
First dimension salt can change between 0.1～2.9 part in the present embodiment, and the time can change between 0.1～2.9 part, but both total weight items are 5%, form new embodiment.
Embodiment 2:5% first dimension salt time aqueous emulsion
0.5g first dimension salt, 4.5g time, 1g cyclohexanone, 15g dimethylbenzene, 4g farming breast 600
#, 5g farming breast 500
#, 4g ethylene glycol, 1g polyvinyl alcohol, 0.4g silicone oil, 100g water is supplied.
First dimension salt can change between 0.1～4.9 part in the present embodiment, and the time can change between 0.1～4.9 part, but both total weight items are 5%, form new embodiment.
Embodiment 3:7% first dimension salt time aqueous emulsion
0.7g first dimension salt, 6.3g time, 2g cyclohexanone, 15g dimethylbenzene, 5g vegetable oil, 3g farming breast 600
#, 4g farming breast 500
#, 3g sorbester p17,4g ethylene glycol, 1g polyethylene glycol, 0.4g silicone oil, 100g water is supplied.
First dimension salt can change between 0.1～6.9 part in the present embodiment, and the time can change between 0.1～6.9 part, but both total weight items are 7%, form new embodiment.
Embodiment 4:10% first dimension salt time aqueous emulsion
1g first dimension salt, 9g time, 2g cyclohexanone, 20g dimethylbenzene, 5g vegetable oil, 1g farming breast 1600
#, 3g farming breast 500
#, 5g601 phosphate, 4g ethylene glycol, 1g polyethylene glycol, 0.4g silicone oil, 100g water is supplied.
First dimension salt can change between 0.1～9.9 part in the present embodiment, and the time can change between 0.1～9.9 part, but both total weight items are 10%, form new embodiment.
Embodiment 5:12% first dimension salt time aqueous emulsion
2g first dimension salt, 10g time, 3g cyclohexanone, 20g dimethylbenzene, 5g vegetable oil, 2g farming breast 600
#, 3g farming breast 500
#, 5g polysorbate40,4g ethylene glycol, 1g polyethylene glycol, 0.4g silicone oil, 100g water is supplied.
First dimension salt can change between 0.1～11.9 part in the present embodiment, and the time can change between 0.1～11.9 part, but both total weight items are 12%, form new embodiment.
Above-mentioned formulation material is mixed, active ingredient, solvent, emulsifier, co-emulsifier are added together, make and be dissolved into even oil phase; Water, antifreeze, thickener, defoamer are mixed, become the homogeneous water.Under high-speed stirred, water is added oil phase, can make first dimension salt time aqueous emulsion.
Application Example one: emamection benaoate gamma cyhalothrin aqueous emulsion Toxicity Determination
For the examination insect: pupa of cabbage caterpillar and mature larva all pick up from wild cabbage ground, suburb, Tai, turn into adult in the solarium, and mate and oviposit grows to behind 3 instar larvaes standby on potted plant wild cabbage.
Tested medicine: preparation of the present invention;
Drugs compared: 0.5% first dimension salt microemulsion (commercial); 2.5% time missible oil (commercial).
Experimental scheme: effective lethal concentration scope of determining first dimension salt, single agent of time two and the two different proportioning mixture through preliminary experiment, each medicament designs five gradient concentrations respectively by active constituent content and handles, do contrast with the space management that does not contain former medicine, concrete concentration is handled as follows:
1, first dimension salt 0.1,0.2,0.4,0.6,0.8 μ g/mL
2, time 0.25,0.5,1,2,4 μ g/mL
3, first dimension salt: time=1: 3 0.25,0.5,1,2,4 μ g/mL
4, first dimension salt: time=1: 5 0.25,0.5,1,2,4 μ g/mL
5, first dimension salt: time=1: 7 0.25,0.5,1,2,4 μ g/mL
6, first dimension salt: time=1: 10 0.25,0.5,1,2,4 μ g/mL
7, first dimension salt: time=1: 15 0.25,0.5,1,2,4 μ g/mL
8, first dimension salt: time=1: 20 0.25,0.5,1,2,4 μ g/mL
9, blank
Test method: the mother liquor of respectively first being tieed up salt, time and each mixed agent during test is diluted to above 5 series concentration, places beaker standby respectively.Adopt and to soak the method that connects worm behind the leaf earlier, the of the same size fresh cabbage leaves that does not contact any medicament soaked in the soup that configures behind the 5s take out, dry naturally, put into insect box, connect then, under 25 ℃ of conditions, raise for examination 3 instar larvaes, every processing repeats for 3 times, every to repeat used examination borer population be 20, establishes blank simultaneously, checks dead borer population in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC
50Value.If the contrast lethality then is considered as invalid test greater than 10%.Computing formula is as follows:
The cabbage caterpillar corrected mortality is converted into probit value (y), and concentration of treatment (μ g/ml) converts logarithm value (x) to, draws virulence regression equation with method of least squares, and calculates the value of every kind of medicament thus.Calculate co-toxicity coefficient CTC according to the abundant equation of Sun Yun.Computing formula following (with first dimension salt is the standard medicament, and its toxicity index is 100):
TI * the P of the theoretical toxicity index (TTI) of M=first dimension salt
First dimension saltTI * the P in+time
Time
In the formula: M is the mixture of different proportionings
P
TimeBe time shared ratio in composition
P
First dimension saltBe first dimension salt shared ratio in composition
The different proportionings with the time of table 1 first dimension salt are to the toxicity test of wild cabbage diamond-back moth
As shown in Table 1, composite co-toxicity coefficient to diamond-back moth of first dimension salt and time removes first and ties up salt: time=1: 20 synergistic effects are not obvious to be, other all have the notable synergistic effect, and tie up salt with first: time=1: synergistic effect in 10 o'clock is the most obvious.So research and extension of the present invention is significant.
Application Example two: first dimension salt time aqueous emulsion field control effectiveness test
(1), the first dimension salt time aqueous emulsion control cabbage pieris test of pesticide effectiveness
Test medicine: the first dimension salt time aqueous emulsion that Shaanxi Welch Crop Protection Co., Ltd. provides.
Contrast medicament: 2.2% first dimension salt emulsion, Zhejiang Hisun Chemical Co., Ltd's production, commercially available; 25 grams per liter time missible oil, Nanjing HongTaiYang Co., Ltd of red sun group production, commercially available.
Experimental field be selected in Laiwu City city, Shandong Province high village subdistrict office, per hectare is prevented and treated cabbage pieris with 750 kilograms of soups.Investigate investigation radix before the dispenser, each investigation in 1 day, 3 days, 10 days borer population of once surviving behind the medicine altogether 4 times.
Experimental result and analysis
Different proportionings of table 2 first dimension salt time are used control cabbage pieris effect table with
In experimentation, do not find the poisoning phenomenon of reagent agent to wild cabbage, with the simultaneous insect of cabbage pieris a small amount of diamond-back moth, aphid are arranged, test medicine has the well double effect of controlling to diamond-back moth and aphid.
Find out by table 2,5% first dimension salt time aqueous emulsion has the better prevention effect to cabbage pieris, control efficiency all is better than contrasting medicament after 15 milliliters/mu of its preparation dosages, 12.5 milliliters of/mu processing, and control efficiency was suitable with the contrast medicament when preparation dosage was 10 milliliters/mu.Control efficiency all was better than contrasting medicament when 10% first dimension salt time aqueous emulsion preparation dosage was 8 milliliters/mu, 7 milliliters/mu, 5.5 milliliters/mu.Compare with single agent, first dimension salt and time composite back quick-acting are good, and the lasting period is long, and dosage is little, has obvious synergistic effect, and plant growth does not have influence to target.So the present composition can be applicable aborning.
(2), the first dimension salt time aqueous emulsion control Chinese cabbage diamond-back moth test of pesticide effectiveness
In order further to verify the insecticidal effect of first dimension salt time aqueous emulsion of the present invention, carried out the test of pesticide effectiveness of control diamond-back moth.The field control object is mainly the larva in 1～2 age.Minority is 3 instar larvaes.Trial crops is an a variety of Chinese cabbage.2.2% first dimension salt microemulsion, 25 grams per liter time missible oil are the contrast of standard medicament.Reagent agent is diluted to spraying under insecticidal activity component concentration the same terms with clear water, 750 kilograms of soups of per hectare.Every processing triplicate.1 day, 3 days, 7 days investigation field number of pest behind the spray medicine are calculated its control efficiency respectively.Result of the test is as shown in table 3.
Different proportionings of table 3 first dimension salt time are used control Chinese cabbage diamond-back moth effect table with
In experimentation, do not find the poisoning phenomenon of reagent agent to a variety of Chinese cabbage, and test medicine has the well double effect of controlling to beet armyworm, and 3% first dimension salt time aqueous emulsion, 7% first dimension salt time aqueous emulsion, 12% first dimension salt time aqueous emulsion control a variety of Chinese cabbage beet armyworm effect are respectively 71.31%～91.40%, 73.55%～89.63%, 74.31%～92.82%.
Find out by table 3,3% first dimension salt time aqueous emulsion, 10 gram/hectare dosages, 12% first dimension salt time aqueous emulsion, 9 gram/hectare dosages have good control efficiency to a variety of Chinese cabbage diamond-back moth, control efficiency all is better than contrasting medicament, 7% first dimension salt time aqueous emulsion preparation 12 gram/hectare dosages are suitable with 2.2% first dimension salt microemulsion, 1.8 gram/hectare dosage control efficiency, and control efficiency is better than 25 grams per liter time missible oil, 15 gram/hectare dosages.
In sum, behind emamection benaoate and the high-efficient lambda-cyhalothrin compound, The antagonism insect has obvious synergistic effect, to cabbage pieris, Chinese cabbage diamondback moth, beet Noctuid all has good prevention effect, and it is good to have quick-acting, and the lasting period is long, and dosage is little, and is right The advantage that environmental pollution is little, and to the target crop safety, so, the research and development of the present composition Be of great significance with the popularization tool.
Claims (4)
1, a kind of emamectin-benzoate and high-efficient lambda-cyhalothrin compound Pesticidal combination is characterized in that: the effective active composition is emamectin-benzoate and gamma cyhalothrin, and percentage by weight is 0.1～10: 0.1～30.
2, Pesticidal combination according to claim 1 is characterized in that: the optimum percentage by weight of emamectin-benzoate and gamma cyhalothrin is 0.5～5: 0.5～15.
3, Pesticidal combination according to claim 1 and 2 is characterized in that: the effective active composition adds solvent, emulsifier, antifreezing agent, thickener and water and makes aqueous emulsion.
4, according to the described Pesticidal combination of claim 1 to 3, it is characterized in that: its active constituent content is: 1%～40%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102323257A CN101406199A (en) | 2008-11-19 | 2008-11-19 | Insecticidal composition containing emamectin-benzoate |
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|---|---|---|---|
| CNA2008102323257A CN101406199A (en) | 2008-11-19 | 2008-11-19 | Insecticidal composition containing emamectin-benzoate |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102017989A (en) * | 2010-12-15 | 2011-04-20 | 广西安泰化工有限责任公司 | Efficient cyhalothrin and emamectin benzoate composition and preparations thereof |
| CN103598202A (en) * | 2013-11-29 | 2014-02-26 | 苏州佳辉化工有限公司 | Insecticidal composition containing emamectin benzoate and efficient cyhalothrin |
| CN103621498A (en) * | 2012-08-23 | 2014-03-12 | 上海农乐生物制品股份有限公司 | Emamectin benzoate missible oil prepared from plant-sourced solvent and preparation method thereof |
| CN104304306A (en) * | 2014-10-30 | 2015-01-28 | 袁昌选 | Drug for preventing and treating tea-oil young growth insect pests and prevention method thereof |
| CN111011368A (en) * | 2019-11-11 | 2020-04-17 | 南京华洲药业有限公司 | Composite insecticidal and acaricidal nano-water agent containing efficient cyhalothrin and emamectin benzoate and application thereof |
-
2008
- 2008-11-19 CN CNA2008102323257A patent/CN101406199A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102017989A (en) * | 2010-12-15 | 2011-04-20 | 广西安泰化工有限责任公司 | Efficient cyhalothrin and emamectin benzoate composition and preparations thereof |
| CN103621498A (en) * | 2012-08-23 | 2014-03-12 | 上海农乐生物制品股份有限公司 | Emamectin benzoate missible oil prepared from plant-sourced solvent and preparation method thereof |
| CN103598202A (en) * | 2013-11-29 | 2014-02-26 | 苏州佳辉化工有限公司 | Insecticidal composition containing emamectin benzoate and efficient cyhalothrin |
| CN104304306A (en) * | 2014-10-30 | 2015-01-28 | 袁昌选 | Drug for preventing and treating tea-oil young growth insect pests and prevention method thereof |
| CN111011368A (en) * | 2019-11-11 | 2020-04-17 | 南京华洲药业有限公司 | Composite insecticidal and acaricidal nano-water agent containing efficient cyhalothrin and emamectin benzoate and application thereof |
| WO2021093266A1 (en) * | 2019-11-11 | 2021-05-20 | 南京华洲药业有限公司 | Compound insecticidal and acaricidal nano aqueous formulation containing lambda-cyhalothrin and emamectin benzoate, and use thereof |
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Application publication date: 20090415 |