CN101653125A - Compound pesticide composition containing pymetrozine - Google Patents
Compound pesticide composition containing pymetrozine Download PDFInfo
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- CN101653125A CN101653125A CN200910164811A CN200910164811A CN101653125A CN 101653125 A CN101653125 A CN 101653125A CN 200910164811 A CN200910164811 A CN 200910164811A CN 200910164811 A CN200910164811 A CN 200910164811A CN 101653125 A CN101653125 A CN 101653125A
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- pyrrole aphid
- aphid ketone
- chrysanthemum ester
- composition
- ether chrysanthemum
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Abstract
The invention relates to a compound pesticide composition which is characterized by being prepared from a first active component of pymetrozine and a second active component of etofenprox through compounding, wherein the weight ratio of the pymetrozine and the etofenprox is 50:1-1:50. The compound pesticide composition has the activity to insects, such as rice planthoppers and the like, exceedingthe simple superposition of the activities of the components, can solve the problem of poor quick-acting property of the pymetrozine and can be used for preventing and treating the sucking insect pests on crops, such as paddy, fruit trees, cotton, vegetables and the like, lowers the application quantity of each mu and also can delay the generation of resistibility.
Description
Technical field
The present invention relates to a kind of compound pesticide composition that contains pyrrole aphid ketone.
Background technology
Pyrrole aphid ketone, english common name pymetrozine, the mechanism of action is adult with after nymph contacts medicament, produces the lancet blocking effect, stops to get food and causes harm, hungry causing death.Lasting period is long, can prevent and treat most of homoptera pest, and especially Aphidiadae, Aleyrodidae, Cicadellidae and Delphacidae insect are applicable to vegetables, paddy rice, cotton, fruit tree and multiple field crop.But in actual application, use pyrrole aphid ketone list agent quick-acting relatively poor separately, insect easily produces resistance.
Ether chrysanthemum ester, English name etofenprox belongs to pyrethroid insecticides, has that insecticidal spectrum is wide, insecticidal activity is high, knocks down that speed is fast, the lasting period is long, less to natural enemy lethality such as paddy field spiders, to advantages such as crop safeties.Shortcoming is to use separately to be easy to generate pesticide resistance, and lasting effect is relatively poor.
At present, the pesticidal preparations that with pyrrole aphid ketone is effective ingredient is based on 25% pyrrole aphid ketone wetting powder, and in actual use, the lasting period is long, but quick-acting is relatively poor; Now disclosed Pyraphione compound composition can't satisfy diversified agricultural production and diversified control of insect needs fully at aspects such as the quantity and the modes of action.
Summary of the invention
The object of the present invention is to provide a kind of synergistic function that has, to the existing certain lasting effect of insect, again have better quick-acting, the insecticides that contains pyrrole aphid ketone that is difficult for developing immunity to drugs.Another object of the present invention is to provide the purposes of above-mentioned composition.Technical scheme of the present invention is:
A kind of compound pesticide composition that contains pyrrole aphid ketone is characterized in that comprising the first active component pyrrole aphid ketone and the second active component ether chrysanthemum ester, and the weight ratio of first active component and second active component is 50: 1-1: 50, be preferably 10: 1-1: 10.In the present composition, pyrrole aphid ketone and ether chrysanthemum ester synergy effective dose exist, and select in the 1%-80% scope according to different dosage form, Different Crop, different medication customs etc., suitable content (by weight) is: pyrrole aphid ketone 1%-50%, ether chrysanthemum ester 1%-50%.The present composition can be mixed with the preparation of any formulation that is fit to the agricultural use according to method known in those skilled in the art, and formulation comprises water dispersible granules, wetting powder, microemulsion, oil suspending agent, suspending agent preferably.
Operable auxiliary agent comprises that solvent, emulsifier, dispersant, wetting agent, stabilizing agent, antifreezing agent, thickener, pH regulator agent, bleeding agent etc. and other are of value to the known substance that active component is stablized and drug effect is brought into play in storing and using in the present composition, all be the various compositions of using or allow use in the pesticidal preparations always, be not particularly limited, concrete composition and consumption are determined by simple experiment according to formulation.
The cosolvent that relates among the present invention specifically can be that methyl alcohol, ethanol, dimethyl formamide, dimethyl Asia are soughed, in the N monomethyl pyrrolidones, cyclohexanone, alkyl cellosolve, toluene, dimethylbenzene, benzene one or more.
The surfactant that relates among the present invention can be an alkylphenol polyoxyethylene, fatty alcohol-polyoxyethylene ether, the phenethyl phenol polyethenoxy ether, phenethyl phenol polyethenoxy polyethenoxy ether, the castor oil ethylene oxide adduct, the alkylphenol polyoxyethylene formaldehyde condensation products, the alkylphenol polyoxyethylene phosphate, phenethyl phenol polyethenoxy ether phosphate, calcium dodecyl benzene sulfonate, neopelex single or be used in combination, preferred surfactant comprises the commercial emulsifier No. 11, No. 12, emulsifier, No. 33, farming breast, No. 34, farming breast, No. 36, farming breast, No. 500, farming breast, agricultural emulsifier NO, Nongru-700 number, farming breast No. 1600 and OP series, BY series, in the NP series commodity emulsifier one or more.
The cosurfactant that relates among the present invention can be one or more in n-butanol, n-amyl alcohol, isoamyl alcohol, normal propyl alcohol, the isopropyl alcohol.Antifreeze described in the present invention can be one or more in ethylene glycol, propane diols, glycerine, polyethylene glycol, isopropyl alcohol, urea, the diglycol.
The bleeding agent that relates among the present invention can be one or more of sulfonic acid succinic acid dialkyl, maleic acid di-sec-octyl sodium sulfonate, eucalyptus oil, azone, thiophene ketone, penetrant t.
The thickener that relates among the present invention can be one or more in sodium carboxymethylcellulose, sodium carboxymethyl starch, polyvinylpyrrolidone, the polyvinyl alcohol.
The water that relates among the present invention is running water, natural water, demineralized water or distilled water.
Pyraphione compound composition of the present invention has significant synergies, and can prevent and treat most of homoptera pest, and especially Aphidiadae, Aleyrodidae, Cicadellidae and Delphacidae insect are applicable to vegetables, paddy rice, cotton, fruit tree and multiple field crop.
The agent of pyrrole aphid ketone list proves to have excellent popularization using value and development prospect through field trial and practical application for many years.But because pyrrole aphid ketolysis is slow, the complicated cost of synthesis technique is too high, makes its practical application be subjected to severely restricts.And the ether chrysanthemum ester list agent lasting period is shorter, and the medication frequency is higher in the practical application, has promoted the generation of pest resistance to insecticide, and the environment negative effect is outstanding.It is slow that the present composition has overcome pyrrole aphid ketolysis, the shortcoming that use cost is high and the ether chrysanthemum ester lasting period is short.
Beneficial effect of the present invention comprises: the insecticidal effect of composition is not the simple superposition of each composition activity, but significant synergistic effect is arranged; Not only the lasting period is long but also quick-acting good; Slow down the generation of insect to the medicament resistance.
Embodiment
The weight ratio of pyrrole aphid ketone and ether chrysanthemum ester is 1 in the complex composition of the present invention: 50-50: 1, can both show synergistic effect, especially 1: 10-10: between 1 synergy more obvious, formulation preferred water dispersible granule, wetting powder, microemulsion, oil suspending agent, suspending agent.
The present invention describes with following specific embodiment, but the present invention is limited to these examples absolutely not.Percentage all is weight percentage in all prescriptions.
(1) pharmaceutical formulation and processing and implementation example
Embodiment 1 (11% pyrrole aphid ketone. ether chrysanthemum ester microemulsion)
Pyrrole aphid ketone 1%
Ether chrysanthemum ester 10%
Calcium salt of dodecylbenzene sulfonate 7%
Emulsifier 1602# 9%
Isopropyl alcohol 7%
Toluene 11%
Water is mended to 100%
Ratio in prescription adds former medicine, solvent, emulsifier together, makes and is dissolved into even oil phase, stirs down slowly to add in the entry, again through the rapid phase inversion of agitating heating, is chilled to room temperature, makes 22% pyrrole aphid ketone. ether chrysanthemum ester microemulsion.
Embodiment 2 (15% pyrrole aphid ketone. ether chrysanthemum ester oil suspending agent)
Pyrrole aphid ketone 2.5%
Ether chrysanthemum ester 12.5%
Isopropyl alcohol 7%
Tween-80 8%
Ethylene glycol 2%
Sodium Benzoate 10%
Water is mended to 100%
Mentioned component is joined in the blending tank according to formula rate, behind the strong agitation homogeneous, promptly get oil suspending agent
Embodiment 3 (50% pyrrole aphid ketone. ether chrysanthemum ester water dispersible granules)
Pyrrole aphid ketone 49%
Ether chrysanthemum ester 1%
Sodium lignin sulfonate 2%
Alkyl is sodium sulfonate 3% how
Lauryl sodium sulfate 2%
Ammonium sulfate 8%
CMC???????????????1％
Precipitated calcium carbonate is mended to 100%
Mentioned component is mixed by formula rate, after coarse crushing, become wetting powder through comminution by gas stream again, add a certain amount of water again and mix, material is made in extruding, after the drying screening, obtains 50% pyrrole aphid ketone. ether chrysanthemum ester water dispersible granules.
Embodiment 4 (30% pyrrole aphid ketone. ether chrysanthemum ester suspending agent)
Pyrrole aphid ketone 25%
Ether chrysanthemum ester 5%
Poly-naphthaldehyde sulfonate sodium 4%
Alkylaryl polyoxyethylene polyoxypropylene ether 3%
Urea 1%
The newborn 500# 0.5% of farming
Silicone defoaming agent 0.1%
Xanthans 0.2%
Water is mended to 100%
Ratio in prescription mixes, and obtains 30% pyrrole aphid ketone after grinding and/or high speed shear. ether chrysanthemum ester suspending agent.
Embodiment 5 (50% pyrrole aphid ketone. ether chrysanthemum ester wetting powder)
Pyrrole aphid ketone 1%
Ether chrysanthemum ester 49%
Lauryl sodium sulfate 2%
Sodium lignin sulfonate 3%
Sodium methylene bis-naphthalene sulfonate 2%
Precipitated calcium carbonate is mended to 100%.
Common process is made, and mentioned component is mixed by formula rate, after coarse crushing, becomes wetting powder through comminution by gas stream again.
(2) synergism test and Application Example
1, the different proportioning combinations with ether chrysanthemum ester of pyrrole aphid ketone are to the white-backed planthopper Toxicity Determination
With the white-backed planthopper subjects, adopt rice stem infusion process to measure, measure the synergistic effect size of pyrrole aphid ketone and the composite different proportion of ether chrysanthemum ester.Extract with root excellent-63 no worm rice strains of Xian at booting initial stage, clean, be cut into the rice stem of the long band root of about 10cm, be put in when no open fire is dried in the air to the rice stem at shady and cool place and supply to test.Two strains of rice stem are one group of dipping 30 seconds in soup, are contrast to soak clear water, and every processing repeats 4 times, dry slightly after the taking-up, encase to put into behind the rice root with absorbent cotton and cultivate cup, draw white-backed planthopper nymph in age head in cultivating cup for every glass.The cultivation cup that inserts the examination worm places illumination box to cultivate, and dead borer population is checked in a day back.According to the co-toxicity coefficient (CTC value) of the abundant method calculation composition of Sun Yun, when CTC≤80, then the composition performance is antagonism, and when 80＜CTC＜120, then the composition performance is for being summation action, and when CTC 〉=120, then the composition performance is synergistic effect.
Pyrrole aphid ketone and ether chrysanthemum ester are composite at ratio range 1: 50-50: between 1, synergistic effect is arranged, ratio is 1: 10-10: between 1 synergistic effect the most obvious, co-toxicity coefficient is at (table 1) more than 240
Table 1
| Product A | Product B | ??LC50 ??(μg/mL) | Mixture actual measurement toxicity index | The theoretical toxicity index of mixture | Co-toxicity coefficient |
| Pyrrole aphid ketone A | ??12 | ??100.00 | |||
| Ether chrysanthemum ester B | ??10.38 | ??115.61 | |||
| ??1 | ?50 | ??6.33 | ??189.57 | ??115.30 | ??164.42 |
| ??1 | ?25 | ??5.01 | ??239.52 | ??115.01 | ??208.27 |
| ??1 | ?10 | ??4.21 | ??285.04 | ??114.19 | ??249.62 |
| ??1 | ?5 | ??3.42 | ??350.88 | ??113.01 | ??310.49 |
| ??1 | ?1 | ??2.55 | ??470.59 | ??107.80 | ??436.52 |
| ??5 | ?1 | ??2.67 | ??449.44 | ??102.60 | ??438.04 |
| ??10 | ?1 | ??3.33 | ??360.36 | ??101.42 | ??355.32 |
| ??25 | ?1 | ??4.67 | ??256.96 | ??100.60 | ??255.43 |
| ??50 | ?1 | ??5.49 | ??218.58 | ??100.31 | ??217.91 |
2, to the field controling test of paddy rice white-backed planthopper
1) pyrrole aphid ketone and ether chrysanthemum ester are according to embodiment 1,2,3,4,5,6
25% pyrrole aphid ketone wetting powder preparation method: pyrrole aphid ketone 25%, lauryl sodium sulfate 5%, sodium lignin sulfonate 4% sodium methylene bis-naphthalene sulfonate 5%, precipitated calcium carbonate is mended to 100%, according to common process, mentioned component is mixed by formula rate, after coarse crushing, again through comminution by gas stream.
10% ether chrysanthemum ester water dispersible granules preparation method: ether chrysanthemum ester 10%, lauryl sodium sulfate 15%, calcium lignosulfonate 8%, sucrose 2%, sodium methylene bis-naphthalene sulfonate 5%, polyvinylpyrrolidone 10%, precipitated calcium carbonate is mended to 100%, above component after coarse crushing, becomes wetting powder through comminution by gas stream again, adding a certain amount of water again mixes, material is made in extruding, after the drying screening, obtains 10% ether chrysanthemum ester water dispersible granules.
Tested in July, 2008 and carry out, adopt knapsack sprayer to carry out the method for full field spraying at Jing Zhou, Hubei public security lotus root Chi Zhen suburb paddy field.Choose paddy rice grow consistent, the field piece that plant hopper is evenly distributed, even spraying is also counted the insect population radix, checks the borer population of living behind medicine in 1 day, 7 days and 21 days.(table 2)
Annotate: Gai/ha is the per hectare effective ingredient consumption;
From the result of table 2 as can be seen: the preparation synergistic effect after embodiment of the invention pyrrole aphid ketone and ether chrysanthemum ester are composite is obvious; After the dispenser 1 day, each compound drug obviously improved the quick-acting of white-backed planthopper effect, illustrates that pyrrole aphid ketone and ether chrysanthemum ester have improved quick-acting after composite; After the dispenser 7 days and 21 days, each compound drug also significantly better than single agent, illustrated that pyrrole aphid ketone and the ether chrysanthemum ester lasting effect after composite is better than the lasting effect of list agent of pyrrole aphid ketone and ether chrysanthemum ester to the control efficiency of white-backed planthopper.Simultaneously, illustrate that pyrrole aphid ketone and ether chrysanthemum ester are composite after, though the using dosage of pyrrole aphid ketone reduces, still have good preventive effect, thereby reduced cost.
Claims (4)
1, a kind of compound pesticide composition that contains pyrrole aphid ketone is characterized in that, active component is pyrrole aphid ketone and ether chrysanthemum ester in the said composition, and the weight ratio of pyrrole aphid ketone and ether chrysanthemum ester is 50: 1-1: 50.
2,, it is characterized in that the weight ratio of pyrrole aphid ketone and ether chrysanthemum ester is 10 in the said composition: 1-1: 10 according to claim 1.
3, composition according to claim 1 and 2, the formulation that it is characterized in that composition are water dispersible granules, microemulsion, oil suspending agent, suspending agent, wetting powder.
4, the compound pesticide composition that contains pyrrole aphid ketone as claimed in claim 1 or 2 is used to prevent and treat the insect of crops such as fruit tree, grain, oil plant, vegetables.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910164811A CN101653125A (en) | 2009-08-03 | 2009-08-03 | Compound pesticide composition containing pymetrozine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910164811A CN101653125A (en) | 2009-08-03 | 2009-08-03 | Compound pesticide composition containing pymetrozine |
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| CN101653125A true CN101653125A (en) | 2010-02-24 |
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| CN200910164811A Pending CN101653125A (en) | 2009-08-03 | 2009-08-03 | Compound pesticide composition containing pymetrozine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101999346A (en) * | 2010-12-17 | 2011-04-06 | 山西绿海农药科技有限公司 | Emulsifiable granule containing etofenprox composition and preparation method thereof |
| CN102017957A (en) * | 2009-09-14 | 2011-04-20 | 南京第一农药集团有限公司 | Synergistic insecticidal composition containing pymetrozine and ethofenprox and application thereof |
| CN106070239A (en) * | 2016-06-12 | 2016-11-09 | 创新美兰（合肥）股份有限公司 | A kind of pymetrozine and ethofenprox compound suspending agent and preparation method thereof |
-
2009
- 2009-08-03 CN CN200910164811A patent/CN101653125A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102017957A (en) * | 2009-09-14 | 2011-04-20 | 南京第一农药集团有限公司 | Synergistic insecticidal composition containing pymetrozine and ethofenprox and application thereof |
| CN101999346A (en) * | 2010-12-17 | 2011-04-06 | 山西绿海农药科技有限公司 | Emulsifiable granule containing etofenprox composition and preparation method thereof |
| CN101999346B (en) * | 2010-12-17 | 2012-04-11 | 山西绿海农药科技有限公司 | Emulsifiable granule containing etofenprox composition and preparation method thereof |
| CN106070239A (en) * | 2016-06-12 | 2016-11-09 | 创新美兰（合肥）股份有限公司 | A kind of pymetrozine and ethofenprox compound suspending agent and preparation method thereof |
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Application publication date: 20100224 |