CN102805099A - Insect disinfestation composition - Google Patents
Insect disinfestation composition Download PDFInfo
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- CN102805099A CN102805099A CN2012103032359A CN201210303235A CN102805099A CN 102805099 A CN102805099 A CN 102805099A CN 2012103032359 A CN2012103032359 A CN 2012103032359A CN 201210303235 A CN201210303235 A CN 201210303235A CN 102805099 A CN102805099 A CN 102805099A
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- mti
- cyanogen insect
- insect amide
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- insect disinfestation
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Abstract
The invention relates to an insect disinfestation composition. The insect disinfestation composition comprises two active ingredients, namely dinotefuran and cyantraniliprole. The insect disinfestation composition is low in toxicity and high in efficacy, has an enlarged insect disinfestation spectrum and excellent insecticidal activity against cabbage moth, and retards pesticide resistance, the persistent period of the insect disinfestations composition is prolonged, environmental pollution is reduced, pesticide application cost is reduced simultaneously, and the insect disinfestation composition is safe and does not damage plants.
Description
Technical field
The invention belongs to pesticide field, relate in particular to the Pesticidal combination of a kind of MTI-446 and cyanogen insect amide.
Background technology
MTI-446 (dinotefuran) is the third generation nicotinic insecticide of Mitsui chemical company exploitation.The chemical constitution of itself and existing nicotinic insecticide is far from each other, and chloro-pyridine base, chloro thiazolyl before its tetrahydrofuran base has replaced do not contain the halogen family element.Simultaneously, also different at aspect of performance with nicotine.This medicament insecticidal spectrum is wide, has remarkable interior suction osmosis, and has promptly shown very high insecticidal activity at very low dosage.This medicament is fool proof to mammal, birds and aquatile, and crop is not had poisoning, can be used for numerous crops such as paddy rice, fruit tree, vegetables.It was introduced in Japan in 1993, obtained registration in the countries in Asia, this country and the European various countries that with the Korea S are representative later on.
Cyanogen insect amide also is bromine cyanogen insect amide (cyantraniliprole); It is E.I.Du Pont Company's second generation ryania acceptor inhibitor insecticides that success is developed after the chlorine insect amide; Cyanogen insect amide is to form through the various polar groups that change on the phenyl ring; Have more efficiently, applicable crops is more extensive, can effectively prevent and treat Lepidoptera, Semiptera and coleopteran pest.Cyanogen insect amide has stronger permeability, and medicament can pass stem's epidermal cell and get into xylem, conducts to other positions along xylem.Cyanogen insect amide can be used for the pest control of crops such as leguminous plant, cotton, paddy rice, beet, soybean, brassicaceous vegetable, muskmelon.
Diamond-back moth is the insect on a kind of common crops, at China's the South and the North distribution is arranged all, the main harm crop in cruciferae, and the output of serious harm Cruciferae and economic benefit especially in south, when the generation of diamond-back moth is serious, can cause total crop failure.
At present, agricultural chemicals is used very extensive as the main means of chemical control agricultural pests.Yet, use the agricultural chemicals of single variety for a long time, impel insect to produce resistance easily, increase the weight of the consumption of agricultural chemicals.Environment is caused bigger pollution.Field trial shows that the existing medicament another kind of medicament different with mechanism of action is mixed, and can not only postpone resistance and produce; Can also improve drug effect and residual period, thereby reduce usage amount, reduce peasant's dispenser cost; Therefore we are composite in the hope of reaching the most of insect of effective control with MTI-446 and cyanogen insect amide; Reduce the effect of environmental pollution, improve drug effect and lasting period simultaneously, reduced peasant's labour cost.
Summary of the invention
The purpose of this invention is to provide that a kind of insecticidal activity is efficient, lasting effect is long, the Pesticidal combination of the high and low poison of quick-acting, environmental protection.Concrete relate to MTI-446 and cyanogen insect amide is the pesticidal preparations of primary activity composition.
In the above-mentioned Pesticidal combination, MTI-446 content weight is 1%-80%, and cyanogen insect amide content weight is 1%-80%, and MTI-446 and cyanogen insect amide content ratio are 1:80-80:1.
Utilize the described Pesticidal combination of the invention described above, be equipped with the known auxiliary agent of those skilled in that art, can process formulation of the present invention with those skilled in that art's known method.The formulation of its processing is suspending agent, wetting powder, water dispersible granules.
The present invention compared with prior art can produce higher synergy, overcomes and delayed the generation of pest resistance to insecticide, has enlarged insecticidal spectrum, and desinsection speed is fast, reduces use cost, alleviates the pollution to environment.
The applicant has at first carried out the research that prescription screens to MTI-446 and cyanogen insect amide.Diamond-back moth (Plutella xylostella) belongs to Lepidoptera diamond-back moth section, another name: little blue or green worm, pointed at both ends.The worldwide insect that migrates, crucifers such as the wild cabbage of mainly causing harm, purple cabbage, broccoli, a kind of sedge dish, leaf mustard, cauliflower, Chinese cabbage, rape, radish.Characteristics cause harm: first instar larvae is only got food mesophyll, stays epidermis, on the dish leaf, forms transparent one by one spot, and 3～4 instar larvaes can be eaten into the dish leaf hole and incise, and full leaf is eaten and reticulated when serious.Often concentrate lobus cardiacus to cause harm in seedling stage, the influence bag heart.In the strain of reserving seed for planting, endanger tender stem, young pod and seed.MTI-446 and cyanogen insect amide are two kinds of compositions that insecticidal activity is very high, according to their the effect characteristics and mechanism of action, the object of indoor biometrics are decided to be diamond-back moth, specifically test situation and the result is following:
Experimental drug adopts former medicine of 90% MTI-446 and the former medicine of 95% cyanogen insect amide, is mixed with needed preparation.According to the matched proportion density of setting, it is subsequent use to be mixed with the desired concn soup, and employed former medicine and auxiliary agent are other producers and buy.
Adopt capillary trace drop method, capillary trace dropper volume is 1.0 μ L.With micro-dropper with soup by a drop in the back side of diamond-back moth, each concentration is handled about 100 diamond-back moth, after the processing diamond-back moth is put into a dependent insect cage, the built-in paddy rice of cage supplies to get food, in addition with 100 larvas of acetone drop as contrast.Diamond-back moth after treatment still is placed in the receptacle, checks lethality behind the 48h.Data are handled with the SPSS software statistics.Obtain toxicity regression formula, the lethal concentration of 50, correlation coefficient etc., and obtain co-toxicity coefficient with the abundant method of Sun Yun.
The co-toxicity of mixture preparation adopts the abundant co-toxicity coefficient method representation of Sun Yun:
The theoretical toxicity index A=∑ of mixture preparation (toxicity index of certain medicine * percentage of this pharmaceutically active ingredient in mixture).
The co-toxicity coefficient of mixture preparation
Wherein, C was synergistic effect greater than 120 o'clock, less than 80 o'clock be antagonism, be addition at 80～120 o'clock.
Indoor biometrics result such as following table:
The different proportionings of table 1 are to the toxicity test result of diamond-back moth
Analyze above-mentioned data determination result and show, when MTI-446 and cyanogen insect amide different proportion were composite, the co-toxicity coefficient of all compounded formulas all had obvious synergistic effect respectively all greater than 120.Explanation with two kinds of active ingredients composite after, good synergistic effect can be arranged.Wherein, proportioning two, proportioning seven, proportioning three synergistic effects are obvious, and co-toxicity coefficient is all above 160.
Embodiment:
Following instantiation is in order to further explain the present invention, but the present invention absolutely not only is limited to following these embodiment.Percentage all is weight percentage in the prescription, and employed former medicine and auxiliary agent are other producers and buy.
Formulation examples is following:
One: 81% MTI-446 cyanogen insect amide of instance water dispersible granules
Active ingredient, wetting agent, dispersant, adhesive, filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, add an amount of purified water, make water dispersible granules through kneading, granulation, drying, screening.
Two: 25% MTI-446 cyanogen insect amides of instance suspending agent
According to the prescription requirement, be medium with water, with grinding in the adding sand mills such as active ingredient, wetting agent, dispersant, thickener, antifoaming agent, the back adds emulsification in the high-shear emulsifying still, makes suspending agent.
Three: 10% MTI-446 cyanogen insect amides of instance suspending agent
According to the prescription requirement, be medium with water, with grinding in the adding sand mills such as active ingredient, wetting agent, dispersant, thickener, antifoaming agent, the back adds emulsification in the high-shear emulsifying still, makes suspending agent.
Four: 30% MTI-446 cyanogen insect amides of instance wetting powder
Active ingredient, wetting agent, dispersant, filler etc. are fully mixed in the ratio of prescription, and after ultrafine crusher was pulverized, fineness reached 98% through 325 mesh standard sieves, promptly gets wetting powder.
Five: 81% MTI-446 cyanogen insect amides of instance water dispersible granules
Active ingredient, wetting agent, dispersant, adhesive, filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, add an amount of purified water, make water dispersible granules through kneading, granulation, drying, screening.
Six: 45% MTI-446 cyanogen insect amides of instance water dispersible granules
Active ingredient, wetting agent, dispersant, adhesive, filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, add an amount of purified water, make water dispersible granules through kneading, granulation, drying, screening.
According to above-mentioned six instances, carry out the field efficacy experiment of MTI-446 and cyanogen insect amide complex preparation control diamond-back moth, confirm the effect of prescription control diamond-back moth; Simultaneously through with the effect comparison of MTI-446, the agent of cyanogen insect amide list, verify the synergistic effect after composite.Concrete test method and data are following:
81% MTI-446 cyanogen insect amide WDG and other example formulations are carried out the test of field control diamond-back moth; Compare with 10% MTI-446 suspending agent and 10% cyanogen insect amide suspending agent simultaneously, the test place is Yingcheng City Tian Dian town, Xiaogan Prefecture, Hubei Province, and the time is on July 20th, 2011; Test totally four processing; Each handles three repetitions, sub-district randomized arrangement, sub-district area 100m
2, the planting habit of all sub-districts all planting habit with local is identical, and is record dispenser same day and all synoptic data thereafter, specific as follows:
Table 2 duration of test meteorological data
| Date | 7-20 | 7-21 | 7-22 | 7-23 | 7-24 | 7-25 | 7-26 |
| Temperature ℃ | 26～33 is fine | 23～32 is fine | 25～34 is cloudy | 25～33 is fine | 24～31 the moon | 23～31 is cloudy | 24～32 is fine |
The investigation standard is: 7d gets killed strain 50 strains at random behind the medicine in each sub-district, and the life or death number of bat dish method metering nymph calculates lethality; 150 clumps of parallel sampling method samplings are adopted in 15d, the every sub-district of 25d behind the medicine, investigate withered calculation, calculate withered heart rate and seedling protecting effect at last.Specifically data (data are the mean value of three repetitions) are as follows:
Table 3 81% MTI-446 cyanogen insect amide WDG and other compounded formulas are to the field control effectiveness test of diamond-back moth
Annotate: data are the mean value that repeats for 3 times in the table, and letter is all Duncan testing differentia remarkable time mutually: in July, 2011 place: the Hubei Xiaogan
Can find out from above data; Different formulations carries out in the composite process, is using under the identical effective dose, after MTI-446 and cyanogen insect amide are composite; The preventive effect of preparation will be apparently higher than two kinds of single agent; Wherein the control rate of 10% MTI-446 cyanogen insect amide SC 25d behind medicine is 91.26%, and control rate is the highest in six kinds of instances, and the efficient of preventing and treating of 25d also reaches 90.53% behind the 45% MTI-446 cyanogen insect amide WDG medicine; Compare 50.23% two kind of single agent of 25d preventive effect after the 25d preventive effect 48.66% and 10% cyanogen insect amide suspending agent medicine behind the 10% MTI-446 suspending agent medicine, very strong synergistic effect is arranged.
Claims (3)
1. a Pesticidal combination is characterized in that: contain two kinds of active components of MTI-446 and cyanogen insect amide.
2. Pesticidal combination according to claim 1 is characterized in that: MTI-446 content weight is 1%-80%, and cyanogen insect amide content weight is 1%-80%, and the ratio of MTI-446 and butene-fipronil is 1:80-80:1.
3. Pesticidal combination according to claim 2 is characterized in that: process suspending agent, wetting powder, water dispersible granules by active ingredient and auxiliary material.
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| CN2012103032359A CN102805099A (en) | 2012-08-23 | 2012-08-23 | Insect disinfestation composition |
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| CN2012103032359A CN102805099A (en) | 2012-08-23 | 2012-08-23 | Insect disinfestation composition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103004773A (en) * | 2012-12-25 | 2013-04-03 | 江苏省农用激素工程技术研究中心有限公司 | Insecticidal composition |
| CN104273173A (en) * | 2014-09-23 | 2015-01-14 | 谢绪叶 | Synergistic pesticide composition containing humic acid |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1988803A (en) * | 2004-07-26 | 2007-06-27 | 杜邦公司 | Mixtures of anthranilamide invertebrate pest control agents |
| CN102626071A (en) * | 2012-03-29 | 2012-08-08 | 广西田园生化股份有限公司 | Ultra-low volume liquid containing cyantraniliprole and neonicotinoid insecticides |
| CN102630696A (en) * | 2012-04-05 | 2012-08-15 | 广西田园生化股份有限公司 | Insecticidal composite containing Cyantraniliprole and anabasine compounds |
| CN102669148A (en) * | 2012-06-11 | 2012-09-19 | 联保作物科技有限公司 | Insecticide composition and preparation of insecticide composition |
-
2012
- 2012-08-23 CN CN2012103032359A patent/CN102805099A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1988803A (en) * | 2004-07-26 | 2007-06-27 | 杜邦公司 | Mixtures of anthranilamide invertebrate pest control agents |
| CN102626071A (en) * | 2012-03-29 | 2012-08-08 | 广西田园生化股份有限公司 | Ultra-low volume liquid containing cyantraniliprole and neonicotinoid insecticides |
| CN102630696A (en) * | 2012-04-05 | 2012-08-15 | 广西田园生化股份有限公司 | Insecticidal composite containing Cyantraniliprole and anabasine compounds |
| CN102669148A (en) * | 2012-06-11 | 2012-09-19 | 联保作物科技有限公司 | Insecticide composition and preparation of insecticide composition |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103004773A (en) * | 2012-12-25 | 2013-04-03 | 江苏省农用激素工程技术研究中心有限公司 | Insecticidal composition |
| CN104273173A (en) * | 2014-09-23 | 2015-01-14 | 谢绪叶 | Synergistic pesticide composition containing humic acid |
| CN104273173B (en) * | 2014-09-23 | 2016-06-01 | 河南科技学院 | Containing the pesticide synergistic composition of humic acids |
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Address after: 101105 Beijing city Tongzhou District Yongle Town East Village Naruhito service Applicant after: BEIJING YANHUA YONGLE PESTICIDES CO.,LTD. Address before: 101105 Beijing city Tongzhou District Yongle Town East Village Naruhito service Applicant before: Beijing Yoloo Pesticide Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: BEIJING YOLOO PESTICIDE CO., LTD. TO: BEIJING YANHUA YONGLE BIOTECHNOLOGYCO., LTD. |
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Application publication date: 20121205 |