CN104186479A - Insecticidal composition containing chlorantraniliprole and spinosad - Google Patents
Insecticidal composition containing chlorantraniliprole and spinosad Download PDFInfo
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- CN104186479A CN104186479A CN201410392764.XA CN201410392764A CN104186479A CN 104186479 A CN104186479 A CN 104186479A CN 201410392764 A CN201410392764 A CN 201410392764A CN 104186479 A CN104186479 A CN 104186479A
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- multiple killing
- killing teichomycin
- insect amide
- tetrachloro insect
- insecticidal composition
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Abstract
The invention discloses an insecticidal composition containing chlorantraniliprole and spinosad. The insecticidal composition comprises effective ingredients, namely chlorantraniliprole and spinosad, wherein a mass ratio of chlorantraniliprole to spinosad is (1: 5) to (5: 1), and the total sum of the weight of chlorantraniliprole and the weight of spinosad in the insecticidal composition accounts for 2-80% by weight. In practical application, the insecticidal composition is prepared into one of water emulsions, micro-emulsions, suspensions, wettable powders or water-dispersible granules. The insecticidal composition is used for preventing and treating agricultural pests, particularly lepidopteran pests of vegetables, rice and fruit trees.
Description
Technical field
The composition pesticide the present invention relates to, is that to take tetrachloro insect amide and multiple killing teichomycin be active ingredient, for preventing and treating the insect in agricultural, is particularly useful for preventing and treating the Lepidoptera class pest of vegetables, paddy rice and fruit tree.
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.
Tetrachloro insect amide belongs to benzamide insecticides, by ryanodine receptor in pest body, be combined, open calcium channel, make to be stored in intracellular calcium ion sustained release in sarcoplasm, calcium ion and sarcoplasm mesostroma protein combination, cause that muscle continues to shrink, and polypide poisoning symptom shows as tic, food refusal, final dead, excellent to the preventive effect of paddy field rice leaf roller.
Multiple killing teichomycin, by multiple killing teichomycin A and multiple killing teichomycin D, jointly formed, multiple killing teichomycin exists and tags fast and ingest toxicity insect, it has the distinctive poisoning symptom of never poison, its mechanism of action is by stimulating the nervous system of insect, increase its constitutive activity, cause the flesh of non-functional to shrink, exhaustion, and follow and tremble and benumb, demonstrate nAChR (nChR) and caused that by sustained activation acetylcholine (Ach) extends release reaction, multiple killing teichomycin also acts on γ mono-aminobutyric acid (GAGB) acceptor simultaneously, change the function of GABA gate chloride channel, further promote the raising of its insecticidal activity.
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 tetrachloro insect amide and multiple killing teichomycin, and discovery tetrachloro insect amide and multiple killing teichomycin 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 tetrachloro insect amide and multiple killing teichomycin 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 Pesticidal combination of integrated pest management.
Another object of the present invention is to provide the purposes for desinsection in agricultural by this Pesticidal combination.
Technical scheme of the present invention: for achieving the above object, the invention provides the Pesticidal combination that a kind of active ingredient is comprised of tetrachloro insect amide and multiple killing teichomycin, the ratio of quality and the number of copies of tetrachloro insect amide and multiple killing teichomycin is 5:1-1:5, Pesticidal combination provided by the invention when practical application, make aqueous emulsion, microemulsion, suspending agent, wetting powder, water dispersible granules etc. in a kind of, tetrachloro insect amide and the percentage by weight of multiple killing teichomycin weight summation in Pesticidal combination are 2-80%.
In Pesticidal combination provided by the invention, also need the pesticidal preparations auxiliary element using, comprise 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 Pesticidal combination provided by the invention all belongs to existing known technology, does not repeat them here.
Pesticidal combination 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.
Pesticidal combination provided by the invention should be noted in the insect ovum hatching peak phase to the medication of low instar larvae phase when application.
The present invention has following beneficial effect:
1, Pesticidal combination provided by the invention shows obvious synergistic effect in certain ratio range, and the control efficiency of composition is significantly improved than single dose, has reduced the using dosage of agricultural chemicals, has reduced the impact of agricultural chemicals on environment, has reduced drug 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, increases the service life, and 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 1: tetrachloro insect amide and the multiple killing teichomycin joint toxicity measuring test to diamond-back moth.
Test medicine adopts the former medicine of 95% tetrachloro insect amide, the former medicine of 90% multiple killing teichomycin.
The diamondback moth larvae that field is gathered is put into off-the-shelf Chinese cabbage seedling, after larvae pupation, pupa is collected in the culture dish that is lined with moisturizing filter paper, putting into the cage of laying eggs sprouts wings by it, then the Chinese cabbage seedling of whole dish is put into the cage of laying eggs and allowed diamond-back moth Adult worms producting eggs, every dish Chinese cabbage seedling falls ovum amount while reaching 500 left and right, takes out Chinese cabbage seedling dish, is placed on climatic cabinate [temperature: 24～26 ℃; Relative moisture 70%～80%; Illumination: 14 (L): 10 (D)] in allow ovum hatching, raise to 3 instar larvaes.
Adopt the malicious blade method of folder to measure: with the card punch of diameter 1cm, to beat and get leaf butterfly, put into culture dish, moisturizing.With capillary dropper from low concentration, every leaf butterfly drop 1ul liquid, after solvent evaporates and another sheet scribble that the leaf butterfly of gelatinized corn starch is involutory makes the malicious leaf butterfly of folder, make in the hole of the complete 12Kong of being put in tissue culturing plate.Every processing 4 times repeats, and often repeats to be no less than 12 malicious leaf butterflies of folder, and establishes not containing the processing of the corresponding organic solvent of medicament in contrast.In each hole of tissue culturing plate, connect 1 examination worm, be placed in normal condition and cultivate.Connect after worm 2～4h, wait trying worm, taken food after pastille leaf butterfly, in cultivating plate hole, add clean feed to continue to raise to investigation, eliminate the examination worm that has not eaten a complete leaf butterfly.Each dosage is processed 80 of examination borer populations.After processing, 48h investigation examination worm death condition, records total borer population and dead borer population.
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 the LC of single dose and each proportioning mixture
50and mixture co-toxicity coefficient.
Table 1, tetrachloro insect amide and the multiple killing teichomycin toxicity test result table to diamond-back moth.
| Medicament title and proportioning (weight ratio) | LC 50(mg/L) | ATI | TTI | CTC |
| Tetrachloro insect amide | 0.81 | 100.00 | - | - |
| Multiple killing teichomycin | 1.28 | 63.28 | - | - |
| Tetrachloro insect amide: multiple killing teichomycin (5:1) | 0.69 | 117.39 | 93.88 | 125.04 |
| Tetrachloro insect amide: multiple killing teichomycin (3:1) | 0.73 | 110.96 | 90.82 | 122.17 |
| Tetrachloro insect amide: multiple killing teichomycin (1:1) | 0.76 | 106.58 | 81.64 | 130.55 |
| Tetrachloro insect amide: multiple killing teichomycin (1:3) | 0.83 | 97.59 | 72.46 | 134.68 |
| Tetrachloro insect amide: multiple killing teichomycin (1:5) | 0.98 | 82.65 | 69.40 | 119.09 |
As can be seen from Table 1, it is 125.04,122.17,130.55,134.68,119.09 to diamond-back moth CTC value that tetrachloro insect amide and multiple killing teichomycin be take respectively 5:1,3:1,1:1,1:3,1:5 combination, illustrate that tetrachloro insect amide and multiple killing teichomycin combine and have addition or synergistic effect.
Biologicall test embodiment 2: tetrachloro insect amide and the multiple killing teichomycin joint toxicity measuring test to rice leaf roller.
Test medicine adopts the former medicine of 98% tetrachloro insect amide, the former medicine of 90% multiple killing teichomycin.
Rice leaf roller is the paddy rice rice leaf roller larvae worm source that gathers from field, Shi Zhen village, Chen Jiang town, Zhongkai Hi-Tech District, Huizhou City, Guangdong Province, takes back indoor feeding 2 generations 3 instar larvae and does toxicity test worm source.
This experiment adopts NY/T1154.1-2006 drop method to measure, and micro intravenous drip device is first clearly with acetone, regulates dropper to stand-by state, with writing brush, chooses the examination worm CO that growing way is consistent
2slight anesthesia is placed in 9cm culture dish, then with quantity dropper by medicament by a drop on the pronotary of examination worm, every some drops physic liquor 1.0ul, contains identical solvent aqueous solution with drop 1.0ul and is treated to contrast.Examination worm after drop is transferred to respectively in the culturing room that (28 ± 2) ℃, relative moisture are 75% and is cultivated.Every processing 4 times repeats, and often repeats to try 20 of worms, and each processes examination worm is 80.After processing, 48h investigation examination worm death condition, records total borer population and dead borer population.
According to survey data, calculate the corrected mortality that each is processed.And according to co-toxicity coefficient (the CTC value of the abundant method calculating of Sun Yun mixture.If) contrast lethality < 5%, do 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 the LC of single dose and each proportioning mixture
50and mixture co-toxicity coefficient.
Table 2, tetrachloro insect amide and the multiple killing teichomycin toxicity test result table to rice leaf roller.
| Medicament title and proportioning (weight ratio) | LC 50(mg/L) | ATI | TTI | CTC |
| Tetrachloro insect amide | 5.21 | 100.00 | - | - |
| Multiple killing teichomycin | 3.37 | 154.60 | - | - |
| Tetrachloro insect amide: multiple killing teichomycin (5:1) | 3.88 | 134.28 | 109.10 | 123.08 |
| Tetrachloro insect amide: multiple killing teichomycin (3:1) | 3.72 | 140.05 | 113.65 | 123.23 |
| Tetrachloro insect amide: multiple killing teichomycin (1:1) | 3.28 | 158.84 | 127.30 | 124.78 |
| Tetrachloro insect amide: multiple killing teichomycin (1:3) | 2.83 | 184.10 | 140.95 | 130.61 |
| Tetrachloro insect amide: multiple killing teichomycin (1:5) | 2.77 | 188.09 | 145.50 | 129.27 |
As can be seen from Table 2, it is 123.08,123.23,124.78,130.61,129.27 to rice leaf roller CTC value that tetrachloro insect amide and multiple killing teichomycin be take respectively 5:1,3:1,1:1,1:3,1:5 combination, illustrates that tetrachloro insect amide and multiple killing teichomycin combine and have synergistic effect.
Preparation method embodiment 1:20% tetrachloro insect amide multiple killing teichomycin wetting powder.
Above-mentioned material is entered in blender after coarse crushing and mixed in proportion, then after air-flow crushing, make 20% tetrachloro insect amide multiple killing teichomycin wetting powder.
Preparation method embodiment 2:25% tetrachloro insect amide multiple killing teichomycin water dispersible granules.
By above-mentioned formula, 25% tetrachloro insect amide multiple killing teichomycin water dispersible granules is made and is obtained in dry pulverization process, granulation, dry, screening in proportion.
Preparation method embodiment 3:30% tetrachloro insect amide multiple killing teichomycin suspending agent.
Above-mentioned material is pulverized in proportion in advance, then added in sand mill and grind, after high shear mixing, allotment makes 30% tetrachloro insect amide multiple killing teichomycin suspending agent.
Field control effectiveness test embodiment: tetrachloro insect amide and multiple killing teichomycin control paddy field rice leaf roller.
Test site is positioned at Lao Keng village, Ren Shan town, Huidong County, Huizhou, and test period is in August, 2013, in Eggs of The Rice Leaf Roller hatching Sheng phase dispenser, adopts spray-on process.Adopt 10% tetrachloro insect amide suspending agent, 20% multiple killing teichomycin 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 3.
Table 3, tetrachloro insect amide and multiple killing teichomycin combination control rice leaf roller result of the test.
As can be seen from Table 3,20% tetrachloro insect amide multiple killing teichomycin wetting powder, 25% tetrachloro insect amide multiple killing teichomycin water dispersible granules, 30% tetrachloro insect amide multiple killing teichomycin suspending agent control paddy rice rice leaf roller effect are better than 10% tetrachloro insect amide suspending agent and 20% multiple killing teichomycin suspending agent, illustrate that tetrachloro insect amide and multiple killing teichomycin composition improve control efficiency, reduced the using dosage of agricultural chemicals, reduce the impact of agricultural chemicals on environment, reduced drug cost.
Claims (3)
1. a Pesticidal combination that contains tetrachloro insect amide and multiple killing teichomycin, it is characterized in that: active ingredient is tetrachloro insect amide and multiple killing teichomycin, the ratio of quality and the number of copies of tetrachloro insect amide and multiple killing teichomycin is 1:5～5:1, and tetrachloro insect amide and the percentage by weight of multiple killing teichomycin weight summation in Pesticidal combination are 2-80%.
2. a kind of Pesticidal combination that contains tetrachloro insect amide and multiple killing teichomycin according to claim 1, is characterized in that: when practical application, make a kind of in aqueous emulsion, microemulsion, suspending agent, wetting powder or water dispersible granules.
3. according to claim 1 Pesticidal combination that contains tetrachloro insect amide and multiple killing teichomycin, it is characterized in that: described Pesticidal combination is applicable to prevent and treat the insect in agricultural, be particularly useful for preventing and treating the Lepidoptera class pest of vegetables, paddy rice and fruit tree.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006007595A2 (en) * | 2004-07-01 | 2006-01-19 | E.I. Dupont De Nemours And Company | Synergistic mixtures of anthranilamide invertebrate pest control agents |
| CN103155929A (en) * | 2011-12-09 | 2013-06-19 | 中国中化股份有限公司 | Binary pesticide composition and application thereof |
| CN103651385A (en) * | 2013-12-19 | 2014-03-26 | 北京燕化永乐生物科技股份有限公司 | Insecticidal composition |
| CN103918673A (en) * | 2013-01-16 | 2014-07-16 | 陕西汤普森生物科技有限公司 | Insecticidal composition containing compound improved from chlorantraniliprole and biological-source insecticide |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006007595A2 (en) * | 2004-07-01 | 2006-01-19 | E.I. Dupont De Nemours And Company | Synergistic mixtures of anthranilamide invertebrate pest control agents |
| CN103155929A (en) * | 2011-12-09 | 2013-06-19 | 中国中化股份有限公司 | Binary pesticide composition and application thereof |
| CN103918673A (en) * | 2013-01-16 | 2014-07-16 | 陕西汤普森生物科技有限公司 | Insecticidal composition containing compound improved from chlorantraniliprole and biological-source insecticide |
| CN103651385A (en) * | 2013-12-19 | 2014-03-26 | 北京燕化永乐生物科技股份有限公司 | Insecticidal composition |
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Application publication date: 20141210 |