CN101755809B - Pesticidal composition containing indoxacarb and metaflumizone and application thereof - Google Patents
Pesticidal composition containing indoxacarb and metaflumizone and application thereof Download PDFInfo
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- CN101755809B CN101755809B CN 201010019333 CN201010019333A CN101755809B CN 101755809 B CN101755809 B CN 101755809B CN 201010019333 CN201010019333 CN 201010019333 CN 201010019333 A CN201010019333 A CN 201010019333A CN 101755809 B CN101755809 B CN 101755809B
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Abstract
The invention discloses a pesticidal composition containing indoxacarb and metaflumizone, which comprises commonly used additive, the indoxacarb and the metaflumizone, the weight part ratio of the indoxacarb to the metaflumizone is 10:1 to 1:20, and the total weight of the indoxacarb and the metaflumizone accounts for 5 percent to 80 percent of the pesticidal composition. The additive is one or more of solvent, emulsifier, wetting agent, stabilizer, dispersing agent, thickening agent, pH regulator, defoamer, antifreeze and filler. The pesticidal composition is used to control the lepidoptera pests of crops. The pesticidal composition is better than units in terms of quick action and persistence, moreover, the dosage of pesticide is reduced, the use cost of pesticide is reduced, and the pesticidal composition is favorable for environment protection and comprehensive agricultural pest control.
Description
Technical field
The Pesticidal combination that the present invention relates to is to be active ingredient with indenes worm prestige and metaflumizone, is used to prevent and treat crops Lepidoptera class pest.
Background technology
The resistance problem of pest is a global problem, is the emphasis problem that the agricultural science and technology worker pays close attention to always.Along with the continuity year in year out of insect chemical control, the increase and the non-science of agricultural chemicals usage amount are used agricultural chemicals, pest resistance is serious day by day, and the pest species that produces resistance is on the increase.The Lepidoptera class pest of particularly causing harm serious to agricultural production, resistance level is higher, and resistance development speed is very fast relatively.Simultaneously, high-intensity use agricultural chemicals causes that the agricultural product residue of pesticide exceed standard, environmental pollution and the increase of peasant's drug cost etc., is unfavorable for agricultural sustainable development.Therefore, the pesticide of efficient, the low toxicity of research and development, environmental protection has positive effect to agricultural sustainable development.
(indoxacarb) ， Shu oxadiazine class broad spectrum pesticide is to be main target with the sodium channel to indenes worm prestige, and neuron nAchRs and GABA acceptor etc. is had the novel green agricultural chemicals of multiple action, has characteristics such as efficient, high selectivity, low-residual.There is not cross resistance with other insecticide.Can effectively prevent and treat grain, cotton, really, the various pests on the crop such as vegetables.
Metaflumizone (metaflumizone) is a kind of insecticide of brand-new mechanism of action, and this medicine mainly is to get food through insect to get into and stomach toxicity to take place in its body kill off the insect pests, and action of contace poison is less, no systemic action.This medicine all has the better prevention effect for target pest, the larva in each length of time, and this medicine gets into polypide behind the insect's food-taking, through the sodium-ion channel on the mechanism of action blocking-up insect neuron axon film of uniqueness; Make sodium ion can not pass through axolemma; And then suppress nerve impulse and make excessive the loosening of polypide, paralysis is behind the several hrs; Insect promptly stops to get food; 1 ~ 3d is interior dead, can prevent and treat larva, the adult of various lepidoptera pests and some coleoptera effectively, can also be used to prevent and treat insects such as ant, termite, fly class, cicada dung beetle.There is not cross resistance with the compound of chrysanthemum ester class or other kinds.To mammal impassivity toxicity, low to the acute toxicity of birds, low dangerous to honeybee, because hydrolysis promptly and photodissociation in water do not have actual harm to aquatile.
The product price of indenes worm prestige and metaflumizone is all higher, and drug cost is high during single use, limited it to a certain extent and applied, and long-term single use will cause the pest resistance degree constantly to increase.Being mixed of different pesticide species is the common methods of the agriculture resistant insect of control.Through the formulation of pesticide screening, filter out rational prescription, can effectively improve actual control efficiency, reduce dosage, reduce cost, delay the generation of pest resistance to insecticide, prolong the service life of medicament, be the important means of the insect comprehensive regulation.The control Lepidoptera class pest that is mixed of indenes worm prestige and metaflumizone does not still have report at present and uses.
Summary of the invention
The technical problem that the present invention solves provide a kind of efficient, low toxicity and the lasting period long, can effectively prevent and treat crops Lepidoptera class pest, help the Pesticidal combination that contains indenes worm prestige and metaflumizone of the insect comprehensive regulation.
For addressing the above problem; The technical scheme that the present invention adopted is: a kind of Pesticidal combination that contains indenes worm prestige and metaflumizone; Comprise usual auxiliaries, indenes worm prestige and metaflumizone; The ratio of weight and number of indenes worm prestige and metaflumizone is 10: 1-1: 20, and indenes worm prestige and the percentage by weight of metaflumizone weight summation in composition pesticide are 5-80%.
Preferably, indenes worm prestige and the percentage by weight of metaflumizone weight summation in composition pesticide are 10-50%.
Described Pesticidal combination can be mixed with the application forms that suitable agricultural such as missible oil, microemulsion, aqueous emulsion, suspending agent, wetting powder or water dispersible granules is used according to well known to a person skilled in the art method.
Described Pesticidal combination also contains the required usual auxiliaries of preparation pesticidal preparations; Usual auxiliaries is one or more the mixing in solvent, emulsifier, wetting agent, stabilizing agent, dispersant, thickener, PH conditioning agent, antifoaming agent, antifreezing agent, the packing agent etc.; Be known substance; Be various auxiliary agents commonly used in the pesticidal preparations, can change to some extent, do not have special qualification according to different situations.
Described Pesticidal combination is used to prevent and treat crops Lepidoptera class pest.
Pesticidal combination provided by the invention adopts the method for spraying to use usually, also can adopt agricultural to go up other operation techniques of using as required.
Pesticidal combination provided by the invention has following beneficial effect:
1, Pesticidal combination provided by the invention shows obvious synergistic effect in certain ratio range, the control efficiency of composition is significantly improved than single agent, has reduced the using dosage of agricultural chemicals, has reduced the influence of agricultural chemicals to environment, has reduced drug cost.
2, the active ingredient mechanism of action of Pesticidal combination provided by the invention has nothing in common with each other, and the application of composition can delay or overcome the generation of disease drug resistance, prolongs the service life of medicament, helps the comprehensive regulation of insect.
Technology source of the present invention: be mixed to the co-toxicity of Lepidoptera class pest with metaflumizone for further understanding indenes worm prestige, the inventor is mixed to indenes worm prestige and metaflumizone and has carried out a large amount of Toxicity Determination and test.
Gather the larva of wild cabbage diamond-back moth from the field and put into off-the-shelf Chinese cabbage seedling, before the Chinese cabbage seedling leaf is by eat everything up, will other one coil Chinese cabbage seedling and its near, larva climbs to voluntarily on the new Chinese cabbage seedling with regard to platform and gets food.After pupating, pupa is collected in the culture dish that is lined with the filter paper of preserving moisture, put into the cage of laying eggs and sprout wings, also can put into refrigerating box and preserve by it.The Chinese cabbage seedling that to put in order dish is then put into the cage of laying eggs lets the diamond-back moth adult lay eggs, and every dish Chinese cabbage seedling falls the ovum amount when reaching 500 left and right sides, takes out Chinese cabbage seedling dish, is placed on climatic cabinate [temperature: 24～26 ℃; Relative moisture: 70%～80%; Illumination: 14 (L): 10 (D)] in let ovum hatching.Select indoor feeding 2 generations 3 instar larvae subsequent use.
Test medicine adopts the former medicine of 94% indenes worm prestige, and the former medicine of 96% metaflumizone is mixed with required preparation by Huizhou City Zhongxun Chemical Industry Co., Ltd research and development centre.
The drop method that adopts NY/T1154.1-2006 to recommend is chosen healthy growth, 3 instar larvaes of the same size place culture dish, use CO
2Slight anesthesia is subsequent use.Will be with the series concentration soup of each medicament of acetone solution and dilution, with micro-dropper with medicine liquid droplet on the pronotary that tries worm, every some drops physic liquor 1.0ul, with drop 1.0ul do not contain medicament but the processing that contains corresponding organic solvent compares.Every processing 4 times repeats, and whenever repeats to try 20 of worms.Putting into diameter after the processing is the 9cm culture dish, and the fresh cabbage leaves of feeding places insulating box [temperature (25 ± 1) ℃] normal cultured.Handle back 48h investigation examination worm death condition (judging that supplying examination worm death standard is gently to sting no autonomic response with pin), write down total borer population and dead borer population.
According to survey data, calculate the corrected mortality that each is handled.And adopt the abundant method of Sun Yun to calculate the co-toxicity coefficient (CTC value) of mixture with reference to NY/T1154.1-2006.If contrast lethality＜5% is not proofreaied and correct; The contrast lethality is proofreaied and correct between 5%-20%; Contrast lethality＞20%, test need be reformed.Logarithm value with drug concentration (mg/L) is independent variable x, is dependent variable y with the probit value of corrected mortality, sets up the virulence regression equation formula respectively, adopts the LC of the single agent of DPS computed in software and each proportioning mixture
50(95% confidence limit), LC
90(95% confidence limit) and mixture co-toxicity coefficient thereof, relatively synergy situation.
According to the NY/T11547.7-2006 insecticide synergy criteria for classifying: co-toxicity coefficient (CTC value)>=120 shows as synergistic effect; Co-toxicity coefficient (CTC value)≤120 shows as antagonism; 80＜co-toxicity coefficient (CTC value)＜80 shows as summation action.Can find out from result of the test table 1, indenes worm prestige and metaflumizone, 10: 1-1: 20 (by weight) scope in, co-toxicity coefficient shows as synergistic effect all greater than 120 to the wild cabbage diamond-back moth.Indenes worm prestige and metaflumizone are mixed and have reasonability and feasibility.
Table 1, indenes worm prestige and metaflumizone and different proportioning are to wild cabbage diamond-back moth toxicity test result
| Supply reagent agent (active ingredient weight ratio) | Virulence regression equation y=a+bx | Correlation coefficient | LC 50(mg/L) (95% confidence limit) | LC 90(mg/L) (95% confidence limit) | Co-toxicity coefficient (CTC value) |
| Indenes worm prestige | 5.5619+1.9731x | 0.9935 | 0.52 (0.42～0.65) | 2.32 (2.32～6.08) | -- |
| Metaflumizone | 4.9946+2.0892x | 0.9974 | 1.01 (0.81～1.25) | 4.13 (2.94～7.02) | -- |
| Indenes worm prestige: metaflumizone (10: 1) | 5.5701+1.7665x | 0.9895 | 0.48 (0.36～0.60) | 2.53 (1.75～4.52) | 124.15 |
| Indenes worm prestige: metaflumizone (5: 1) | 5.6711+1.8167x | 0.9879 | 0.43 (0.32～0.54) | 2.17 (1.55～3.65) | 144.89 |
| Indenes worm prestige: metaflumizone (1: 1) | 5.6872+1.8064x | 0.9751 | 0.41 (0.34～0.53) | 2.27 (1.68～3.82) | 162.74 |
| Indenes worm prestige: metaflumizone (1: 5) | 5.8084+1.9262x | 0.9686 | 0.38 (0.29～0.48) | 1.76 (1.31～2.74) | 179.99 |
| Indenes worm prestige: metaflumizone (1: 10) | 5.5521+1.7442x | 0.9838 | 0.48 (0.37～0.61) | 2.62 (1.80～4.77) | 158.83 |
| Indenes worm prestige: metaflumizone (1: 20) | 5.3916+1.7319x | 0.9833 | 0.59 (0.46～0.76) | 3.26 (2.14～6.51) | 137.15 |
Embodiment
Below in conjunction with embodiment content of the present invention is done further to detail, mentioned content is not to qualification of the present invention among the embodiment, and material prescription is selected to suit measures to local conditions and the result is not had substantial influence.In these embodiment, unless otherwise indicated, all percentages all are weight percentage.
Embodiment 1 (11% indenes worm prestige metaflumizone missible oil)
Press indenes worm prestige 10%, metaflumizone 1%, the APEO 4% of nonionic, epoxidized soybean oil 1%, p-aminobenzoic acid 0.5%, emulsifier 1601#10%, emulsifier 500#5%, surplus is ethanol and xylol.Above-mentioned prescription is added in the compounding kettle in proportion successively, promptly make 11% indenes worm prestige metaflumizone missible oil after stirring.
This embodiment is applied to prevent and treat the paddy rice rice leaf roller.11% indenes worm prestige metaflumizone missible oil is converted the water even spraying by 12 gram/mus in the rice leaf roller ovum hatching Sheng phase, and 1 day, 7 days, 15 days preventive effect is respectively 88.5%, 93.2%, 98.6% behind the medicine.Contrast single agent 15% indenes worm prestige suspending agent (formulation rate is 10 gram/mus), single agent 10% metaflumizone suspending agent (formulation rate is 170 gram/mus) by with the quadrat method dispenser; 1 day preventive effect is respectively 80.8%, 83.1% behind the medicine; 7 days preventive effect is respectively 89.2%, 90.7% behind the medicine, and 15 days preventive effect is 94.3%, 92.6% behind the medicine.Indenes worm prestige and metaflumizone be mixed the back synergistic effect obvious, preventive effect is superior to single agent, quick-acting and lasting effect also obviously are better than single agent, and dosage reduces than single agent.
Embodiment 2 (6% indenes worm prestige metaflumizone microemulsion)
Press indenes worm prestige 5%, metaflumizone 1%, emulsifier 602 5%, emulsifier NP-10 5%, emulsifier 500#5%, ring ethyl ketone 5%, xylol 5%, surplus is a deionized water.Above-mentioned prescription Central Plains medicine, solvent, emulsifiers dissolve are become even oil phase, under agitation slowly add in the deionized water,, be chilled to room temperature and promptly make 6% indenes worm prestige metaflumizone microemulsion again through the rapid phase inversion of agitating heating.
This embodiment is applied to prevent and treat the cotton cotton bollworm.6% indenes worm prestige metaflumizone microemulsion is converted the water even spraying by 25 gram/mus in cotton bollworm low instar larvae occurrence in peak period, and 1 day, 7 days, 15 days preventive effect is respectively 86.3%, 92.2%, 96.5% behind the medicine.Contrast single agent 15% indenes worm prestige suspending agent (formulation rate is 10 gram/mus), single agent 10% metaflumizone suspending agent (formulation rate is 170 gram/mus) by with the quadrat method dispenser; 1 day preventive effect is respectively 81.2%, 78.7% behind the medicine; 7 days preventive effect is respectively 88.4%, 82.1% behind the medicine, and 15 days preventive effect is 94.4%, 86.1% behind the medicine.Indenes worm prestige and metaflumizone be mixed the back synergistic effect obvious, preventive effect is superior to single agent, quick-acting and lasting effect also obviously are better than single agent, and dosage reduces than single agent.
Embodiment 3 (30% indenes worm prestige metaflumizone suspending agent)
Press indenes worm prestige 15%, metaflumizone 15%, emulsifier 1601#10%, wetting agent LS 5%, dispersant SOPA-2704%, bentonite 2%, xanthans 0.1%, silicone defoaming agent 0.4%, glycerine 5%, surplus is a deionized water.Above-mentioned prescription is pulverized in proportion in advance, added in the sand mill and grind, allotment makes 30% indenes worm prestige metaflumizone suspending agent after high shear mixing.
This embodiment is applied to prevent and treat the wild cabbage diamond-back moth.30% indenes worm prestige metaflumizone suspending agent is converted the water even spraying by 5 gram/mus in the diamond-back moth ovum hatching Sheng phase, and 1 day, 7 days, 15 days preventive effect is respectively 94.3%, 98.0%, 100% behind the medicine.Contrast single agent 15% indenes worm prestige suspending agent (formulation rate is 10 gram/mus), single agent 10% metaflumizone suspending agent (formulation rate is 170 gram/mus) by with the quadrat method dispenser; 1 day preventive effect is respectively 85.6%, 88.7% behind the medicine; 7 days preventive effect is respectively 88.1%, 89.7% behind the medicine, and 15 days preventive effect is 93.5%, 92.1% behind the medicine.Indenes worm prestige and metaflumizone be mixed the back synergistic effect obvious, preventive effect is superior to single agent, quick-acting and lasting effect also obviously are better than single agent, and dosage reduces than single agent.
Embodiment 4 (30% indenes worm prestige metaflumizone aqueous emulsion)
Press indenes worm prestige 5%, metaflumizone 25%, N-Methyl pyrrolidone 8%, neopelex 3%, polyvinyl alcohol 4%, emulsifier 500#3%, emulsifier 1601#2%, silicone defoaming agent 0.4%, surplus is a deionized water.Above-mentioned prescription Central Plains medicine, solvent, emulsifiers dissolve are become even oil phase; With the mixed water that gets of water-soluble component and deionized water in the above-mentioned prescription; Under high-speed stirred, with oil phase and the mixed 30% indenes worm prestige metaflumizone aqueous emulsion that gets of water.
This embodiment is applied to prevent and treat the apple tree peach fruit borer.30% indenes worm prestige metaflumizone aqueous emulsion is converted water and is diluted 2500 times to peach fruit borer ovum hatching Sheng phase even spraying, and 1 day, 7 days, 15 days preventive effect is respectively 86.2%, 89.0%, 99.8% behind the medicine.Contrast single agent 15% indenes worm prestige suspending agent (convert water dilution 2500 times), single agent 10% metaflumizone suspending agent (converting 300 times of water dilutions) by with the quadrat method dispenser; 1 day preventive effect is respectively 80.9%, 83.3% behind the medicine; 7 days preventive effect is respectively 84.7%, 90.2% behind the medicine, and 15 days preventive effect is 91.8%, 90.1% behind the medicine.Indenes worm prestige and metaflumizone be mixed the back synergistic effect obvious, preventive effect is superior to single agent, quick-acting and lasting effect also obviously are better than single agent, and dosage reduces than single agent.
Embodiment 5 (42% indenes worm prestige metaflumizone water-dispersible granules)
Press indenes worm prestige 2%, metaflumizone 40%, lauryl sodium sulfate 6%, polycarboxylate 4%, sodium chloride 8%, polyethylene glycol 3%, surplus is a kaolin.Dry pulverization process, granulation, drying, screening make 42% indenes worm prestige metaflumizone water-dispersible granules in proportion with above-mentioned prescription.
This embodiment is applied to prevent and treat the wild cabbage beet armyworm.42% indenes worm prestige metaflumizone water-dispersible granules is converted the water even spraying by 30 gram/mus in beet armyworm low instar larvae occurrence in peak period, and 1 day, 7 days, 15 days preventive effect is respectively 95.6%, 97.2%, 100% behind the medicine.Contrast single agent 15% indenes worm prestige suspending agent (formulation rate is 10 gram/mus), single agent 10% metaflumizone suspending agent (formulation rate is 170 gram/mus) by with the quadrat method dispenser; 1 day preventive effect is respectively 87.1%, 88.4% behind the medicine; 7 days preventive effect is respectively 90.9%, 92.7% behind the medicine, and 15 days preventive effect is 95.5%, 95.8% behind the medicine.Indenes worm prestige and metaflumizone be mixed the back synergistic effect obvious, preventive effect is superior to single agent, quick-acting and lasting effect also obviously are better than single agent, and dosage reduces than single agent.
Claims (4)
1. Pesticidal combination that contains indenes worm prestige and metaflumizone; Comprise usual auxiliaries, indenes worm prestige and metaflumizone; It is characterized in that: the ratio of weight and number of indenes worm prestige and metaflumizone is 10:1-1:20, and indenes worm prestige and the percentage by weight of metaflumizone weight summation in the Pesticidal combination that contains indenes worm prestige and metaflumizone are 5-80%.
2. a kind of Pesticidal combination that contains indenes worm prestige and metaflumizone according to claim 1 is characterized in that: indenes worm prestige and the percentage by weight of metaflumizone weight summation in the Pesticidal combination that contains indenes worm prestige and metaflumizone are 10-50%.
3. according to a kind of Pesticidal combination that contains indenes worm prestige and metaflumizone described in claim 1 or 2, it is characterized in that: its formulation is a kind of in missible oil, microemulsion, aqueous emulsion, suspending agent, wetting powder or the water dispersible granules.
4. an application that contains the Pesticidal combination of indenes worm prestige and metaflumizone is characterized in that preventing and treating the application of crop pests; Said crops are one or more in fruit tree, vegetables, paddy rice, the cotton; Described insect is the Lepidoptera class pest.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103283743A (en) * | 2012-02-27 | 2013-09-11 | 陕西韦尔奇作物保护有限公司 | Metaflumizone-containing pesticidal composition |
| CN103283745A (en) * | 2012-03-01 | 2013-09-11 | 陕西韦尔奇作物保护有限公司 | Insecticide composition containing metaflumizone |
| CN102630690A (en) * | 2012-03-26 | 2012-08-15 | 中化蓝天集团有限公司 | Insect-killing composite containing indoxacarb and ZJ3265 |
| CN102715152B (en) * | 2012-06-29 | 2014-02-26 | 联保作物科技有限公司 | Indoxacarb microemulsion and preparation method of indoxacarb microemulsion |
| CN103766370A (en) * | 2013-12-09 | 2014-05-07 | 广东中迅农科股份有限公司 | Ultralow-volume liquid containing metaflumizone and indoxacarb |
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| CN101583278A (en) * | 2006-09-01 | 2009-11-18 | 杜邦公司 | Local topical administration formulations containing indoxacarb |
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| CN101583278A (en) * | 2006-09-01 | 2009-11-18 | 杜邦公司 | Local topical administration formulations containing indoxacarb |
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