CN104186529A - Pesticide composition containing imidaclothiz and spirotetramat - Google Patents
Pesticide composition containing imidaclothiz and spirotetramat Download PDFInfo
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- CN104186529A CN104186529A CN201410407226.3A CN201410407226A CN104186529A CN 104186529 A CN104186529 A CN 104186529A CN 201410407226 A CN201410407226 A CN 201410407226A CN 104186529 A CN104186529 A CN 104186529A
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- imidaclothiz
- ethyl ester
- spiral shell
- shell worm
- worm ethyl
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Abstract
The invention discloses a pesticide composition containing imidaclothiz and spirotetramat. The pesticide composition is characterized in that the active ingredients are imidaclothiz and spirotetramat in a weight ratio of (1 to 10)-(10 to 1); the rest of the ingredients are common auxiliary ingredients of pesticide preparations; the total weight percent of imidaclothiz and spirotetramat in the herbicide composition is 4-90%. The pesticide composition has obvious synergistic effects, has obviously better control effects than single agents used independently, also reduces the pesticide usage amount and the pesticide residues on crops, reduces environmental pollution and delays the pesticide resistance of diseases and insect pests.
Description
Technical field
The present invention relates to composition pesticide and application thereof, specifically a kind ofly take the composition pesticide that imidaclothiz and spiral shell worm ethyl ester be active ingredient, be mainly used in the sucking pest on control crops.
Background technology
The resistance problem of pest is a global problem, is the emphasis problem that agricultural science and technology worker pays close attention to always.Along with the continuity year in year out of Chemical Control of Harmful Insects,, the increase of agricultural chemicals usage amount and non-science are used agricultural chemicals, pest resistance is day by day serious, and the pest species that produces resistance is on the increase.Meanwhile, high-intensity use agricultural chemicals, causes that Practice for Pesticide Residue in Agricultural Products exceeds standard, environmental pollution and the increase of peasant's drug cost etc., is unfavorable for agricultural sustainable development.Therefore, the insect growth regulator, IGR agricultural chemicals of efficient, the low toxicity of research and development, environmental protection has positive effect to agricultural sustainable development.
Imidaclothiz is second generation anabasine insecticide, have tag, stomach poison function.Its alternative inhibition insect central nervous system nicotinic acid nAChR ligands, and then the normal conduction of blocking-up insect central nervous system, cause insect to occur that paralysis is dead.Imidaclothiz has very high activity to sucking pest as aphid, leafhopper, aleyrodid, plant hopper etc.
Spiral shell worm ethyl ester is tetronic acid compounds, there is two-way interior suction conductive performance, can in whole plant corpus, upwards move down, arrive at blade face and bark, thereby control is as on romaine lettuce and Chinese cabbage internal lobe, and the corticole insect of fruit, can effectively prevent and treat various suckings pest, as aphid, thrips, wood louse, mealybug, aleyrodid and scale insect etc.
Being mixed of different pesticide species is the common methods of the agriculture disease pest and weed of control.By formulation of pesticide, screening, filter out rational formula, can effectively improve actual control efficiency, reduce dosage, reduce costs, delay the drug-fast generation of disease pest and weed, is the important means that agricultural synthesis is administered.The inventor conducts in-depth research the formula screening of imidaclothiz and spiral shell worm ethyl ester, and discovery imidaclothiz and spiral shell worm ethyl ester are mixed, in certain mixed ratio scope, insect are had to obvious synergistic effect, after further study, have completed the present invention.
The composition of imidaclothiz and spiral shell worm ethyl ester and application there is no report at present.
Summary of the invention
The object of the invention is to solve in prior art to insect develop immunity to drugs problem and actual control efficiency poor, provide a kind of efficient, low toxicity, quick-acting is good and the lasting period is long, is conducive to the composition pesticide of integrated pest management.
Another object of the present invention is the purposes for desinsection in agricultural by this composition pesticide.
For addressing the above problem, the technical solution adopted in the present invention is: the invention provides the composition pesticide that a kind of active ingredient is comprised of imidaclothiz and spiral shell worm ethyl ester, the weight ratio of imidaclothiz and spiral shell worm ethyl ester is 1:10～10:1, and imidaclothiz and the percentage by weight of spiral shell worm ethyl ester weight summation in Herbicidal combinations are 4%～90%.
Composition pesticide provided by the invention is made the application forms that comprises aqueous emulsion, microemulsion, suspending agent, wetting powder, water dispersible granules when practical application.The auxiliary agent using in composition pesticide provided by the invention comprises solvent, emulsifier, wetting agent, stabilizing agent, dispersant, thickener, pH adjusting agent, defoamer, antifreezing agent, deionized water, filler etc., be all various auxiliary agents conventional in Pesticide formulation, concrete composition and consumption require to determine by simple test according to formula.
The production technology of the various application forms of composition pesticide provided by the invention all belongs to existing known technology, does not repeat them here.
Composition pesticide provided by the invention, adopts the method for spraying to use conventionally, also can adopt as required other operation techniques of the upper application of agricultural.Such as conventional agricultural chemicals using method: spray-on process, bait method, seed treatment method, seed pelleting method, soil treatment method, fumigating system, fumigation method, semar technique etc.
Composition pesticide provided by the invention should be noted in the insect ovum hatching peak phase to the medication of low instar larvae phase when application.
Composition pesticide provided by the invention has following beneficial effect:
1, composition pesticide provided by the invention shows obvious synergistic effect in certain ratio range, and the insecticidal effect of composition is significantly improved than single dose, has reduced the using dosage of agricultural chemicals, has reduced cost.
2, the active ingredient mechanism of action of Pesticidal combination provided by the invention is different, and the application of composition can delay or overcome the generation of pest resistance to insecticide, is conducive to the comprehensive regulation of insect.
Embodiment
In order to make object of the present invention, technical scheme and advantage more short and sweet, the present invention describes with following specific embodiment, but the present invention only limits to absolutely not these embodiment.The following stated is only the good embodiment of the present invention, only for describing the present invention, can not be interpreted as the restriction to scope of the present invention.It should be pointed out that all any modifications of making within the spirit and principles in the present invention, be equal to replacement and improvement etc., within all should being included in protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Content described in embodiment is all weight percentage.
Biologicall test embodiment: imidaclothiz and the spiral shell worm ethyl ester joint toxicity measuring test to Bemisia tabaci.
Test medicine adopts the former medicine of 95% imidaclothiz, the former medicine of 96% spiral shell worm ethyl ester.
Bemisia tabaci is the tomato Bemisia tabaci Nymph worm source gathering from field, Shi Zhen village, Chen Jiang town, Zhongkai Hi-Tech District, Huizhou City, Guangdong Province, takes back indoor feeding 2 generation adult and does toxicity test worm source.
With reference to < < pesticide bioactivity, evaluate the method in SOP > > and NY/T1154.11-2008 standard, adopt infusion process.Choose fresh cucumber seedling 3 strains, in for reagent liquid, flood after 30 seconds, take out nature and dry, with wet absorbent cotton, encase root insulation, outsourcing preservative film, is placed in glass (Φ 200 * 30mm), and every concentration repeats for 4 times.Then the Bemisia tabaci adults of the slight anesthesia of ether for accessing with writing brush, 40 ± 2 of every pipes, the mouth of pipe is tightened with white gauze.Be disposed, be placed in observation ward.
According to survey data, calculate the corrected mortality that each is processed.And according to the co-toxicity coefficient (CTC value) of the abundant method calculating of Sun Yun mixture.If contrast lethality < 5%, does not proofread and correct; Contrast lethality, between 5%～20%, is proofreaied and correct; Contrast lethality > 20%, test need be reformed.According to the logarithm value of drug concentration (mg/L), be independent variable x, the probit value of corrected mortality of take is dependent variable y, sets up respectively virulence regression equation formula, adopts DPS software to calculate LC50 and the mixture co-toxicity coefficient thereof of single dose and each proportioning mixture.After 72h, check examination worm death condition, the line item of going forward side by side, in order to contact gently with writing brush, examination worm is reactionless counts death to the dead criterion of examination worm.
Co-toxicity coefficient (CTC) >=120 shows as synergistic effect; Co-toxicity coefficient (CTC)≤80 shows as antagonism; 80 < co-toxicity coefficient (CTC) < 120 show as summation action.
Actual measurement toxicity index (ATI)=(standard medicament LC
50/ reagent agent LC
50) * 100.
Theoretical toxicity index (TTI)=(percentage composition of A in toxicity index * mixture of A)+(percentage composition of B in toxicity index * mixture of B).
Co-toxicity coefficient (CTC)=[the theoretical toxicity index (TTI) of mixture actual measurement toxicity index (ATI)/mixture] * 100.
Table 1, imidaclothiz and the spiral shell worm ethyl ester joint toxicity measuring result table to Bemisia tabaci.
| Medicament title and weight ratio | LC 50(mg/L) | ATI | TTI | CTC |
| Imidaclothiz | 5.93 | 100.00 | - | - |
| Spiral shell worm ethyl ester | 4.28 | 138.55 | - | - |
| Imidaclothiz: spiral shell worm ethyl ester (10: | 4.65 | 127.53 | 103.50 | 123.21 |
| Imidaclothiz: spiral shell worm ethyl ester (5:1) | 4.36 | 136.01 | 106.43 | 127.80 |
| Imidaclothiz: spiral shell worm ethyl ester (3:1) | 4.11 | 144.28 | 109.64 | 131.60 |
| Imidaclothiz: spiral shell worm ethyl ester (1:1) | 3.89 | 152.44 | 119.28 | 127.81 |
| Imidaclothiz: spiral shell worm ethyl ester (1:3) | 3.42 | 173.39 | 128.91 | 134.50 |
| Imidaclothiz: spiral shell worm ethyl ester (1:5) | 3.39 | 174.93 | 132.13 | 132.39 |
| Imidaclothiz: spiral shell worm ethyl ester (1: | 3.30 | 179.70 | 135.05 | 133.06 |
As can be seen from Table 1, it is 123.21,127.80,131.60,127.81,134.50,132.39,133.06 to Bemisia tabaci CTC value that imidaclothiz and spiral shell worm ethyl ester be take respectively 10:1,5:1,3:1,1:1,1:3,1:5,1:10 combination, illustrates that imidaclothiz and spiral shell worm ethyl ester combine and have synergistic effect.
Preparation method embodiment 1:45% imidaclothiz spiral shell worm ethyl ester wetting powder.
Above-mentioned material is entered in blender after coarse crushing and mixed in proportion, then after air-flow crushing, make 45% imidaclothiz spiral shell worm ethyl ester wetting powder.
Preparation method embodiment 2:40% imidaclothiz spiral shell worm ethyl ester water dispersible granules.
By above-mentioned formula, 40% imidaclothiz spiral shell worm ethyl ester water dispersible granules is made and is obtained in dry pulverization process, granulation, dry, screening in proportion.
Preparation method embodiment 3:20% imidaclothiz spiral shell worm ethyl ester suspending agent.
Above-mentioned material is pulverized in proportion in advance, then added in sand mill and grind, after high shear mixing, allotment makes 20% imidaclothiz spiral shell worm ethyl ester suspending agent.
Preparation method embodiment 4:18% imidaclothiz spiral shell worm ethyl ester aqueous emulsion.
Above-mentioned formula Central Plains medicine, solvent, emulsifiers dissolve are become to even oil phase; Water-soluble component in above-mentioned formula and deionized water mixing are made to water; Under high-speed stirred, oil phase and water mixing are made to 18% imidaclothiz spiral shell worm ethyl ester aqueous emulsion.
Field control effectiveness test embodiment 1: the field trial of control tomato Bemisia tabaci.
Test site is positioned at Lao Keng village, Ren Shan town, Huidong County, Huizhou, and test period is in May, 2013, adopts spray-on process.Adopt 10% imidaclothiz wetting powder, 22.4% spiral shell worm ethyl ester suspending agent medicament in contrast, 5 chemicals treatment are established in test altogether, each is processed 4 times and repeats, before dispenser, investigate insect population base, within after dispenser 3 days, 7 days, respectively investigate one time control efficiency, record residual borer population, calculate control efficiency, result of the test is as shown in table 2.
Table 2, imidaclothiz and the combination of spiral shell worm ethyl ester prevent and treat Bemisia tabaci result of the test.
Field control effectiveness test embodiment 2: the field trial of control oranges and tangerines aphid.
Test site is positioned at Lao Keng village, Ren Shan town, Huidong County, Huizhou, and test period is in June, 2013, adopts spray-on process.Adopt 10% imidaclothiz wetting powder, 22.4% spiral shell worm ethyl ester suspending agent medicament in contrast, 5 chemicals treatment are established in test altogether, each is processed 4 times and repeats, before dispenser, investigate insect population base, within after dispenser 3 days, 7 days, respectively investigate one time control efficiency, record residual borer population, calculate control efficiency, result of the test is as shown in table 2.
Table 3, imidaclothiz and spiral shell worm ethyl ester combination control oranges and tangerines aphid result of the test.
By table 2, table 3, can be found out, the effect of 45% imidaclothiz spiral shell worm ethyl ester wetting powder, 40% imidaclothiz spiral shell worm ethyl ester water dispersible granules, 20% imidaclothiz spiral shell worm ethyl ester suspending agent control tomato Bemisia tabaci, oranges and tangerines aphid is better than 10% imidaclothiz wetting powder and 22.4% spiral shell worm ethyl ester suspending agent, illustrate that imidaclothiz and spiral shell worm ethyl ester composition improve control efficiency, reduced the using dosage of agricultural chemicals, reduce the impact of agricultural chemicals on environment, reduced drug cost.
Claims (4)
1. a composition pesticide that contains imidaclothiz and spiral shell worm ethyl ester, it is characterized in that: active ingredient is imidaclothiz and spiral shell worm ethyl ester, wherein the weight ratio of imidaclothiz and spiral shell worm ethyl ester is 1:10～10:1, and imidaclothiz and the percentage by weight of spiral shell worm ethyl ester weight summation in Herbicidal combinations are 4%～90%.
2. a kind of composition pesticide that contains imidaclothiz and spiral shell worm ethyl ester according to claim 1, is characterized in that: the formulation of described composition pesticide is a kind of in aqueous emulsion, microemulsion, suspending agent, wetting powder, water dispersible granules.
3. a kind of composition pesticide application in insect on preventing and treating agricultural that contains imidaclothiz and spiral shell worm ethyl ester according to claim 1.
4. a kind of composition pesticide that contains imidaclothiz and spiral shell worm ethyl ester according to claim 3, is characterized in that: described insect is sucking pest.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106942261A (en) * | 2017-04-13 | 2017-07-14 | 青岛瀚生生物科技股份有限公司 | Composition and its application with pesticide and miticide actility |
| CN110800756A (en) * | 2019-11-25 | 2020-02-18 | 中国农业科学院棉花研究所 | Combined pesticide and spray for controlling pests, preparation method and application thereof, and method for controlling plant diseases and insect pests in seedling stage of cotton field |
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| WO2008107097A1 (en) * | 2007-03-06 | 2008-09-12 | Bayer Cropscience Ag | Safeguarding seed safety of treated seeds |
| 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 |
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2014
- 2014-08-18 CN CN201410407226.3A patent/CN104186529A/en active Pending
Patent Citations (2)
| 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 |
| WO2008107097A1 (en) * | 2007-03-06 | 2008-09-12 | Bayer Cropscience Ag | Safeguarding seed safety of treated seeds |
Non-Patent Citations (1)
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| 新颖杀虫剂――氯噻啉 ;戴宝江;《世界农药》;20051225(第06期);全文 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106942261A (en) * | 2017-04-13 | 2017-07-14 | 青岛瀚生生物科技股份有限公司 | Composition and its application with pesticide and miticide actility |
| CN110800756A (en) * | 2019-11-25 | 2020-02-18 | 中国农业科学院棉花研究所 | Combined pesticide and spray for controlling pests, preparation method and application thereof, and method for controlling plant diseases and insect pests in seedling stage of cotton field |
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