CN102217623B - Pesticide composition containing chlorbenzuron and flubendiamide - Google Patents
Pesticide composition containing chlorbenzuron and flubendiamide Download PDFInfo
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- CN102217623B CN102217623B CN 201110107046 CN201110107046A CN102217623B CN 102217623 B CN102217623 B CN 102217623B CN 201110107046 CN201110107046 CN 201110107046 CN 201110107046 A CN201110107046 A CN 201110107046A CN 102217623 B CN102217623 B CN 102217623B
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- fipronil bisamide
- young urea
- composition pesticide
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- chlorbenzuron
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Abstract
The invention discloses a pesticide composition containing chlorbenzuron and flubendiamide. The weight ratio of the chlorbenzuron to the flubendiamide is 30:1-1:30, preferably 30:1-1:1; and the weight sum of the chlorbenzuron and the flubendiamide is 10-70 percent of the weight of the pesticide composition. After the chlorbenzuron and the flubendiamide are compounded, the composition has obvious synergism; and compared with the use amount of single agent, the use amount of the active ingredients of the composition is obviously reduced. The composition is suitable for preventing and controlling crop lepidoptera pests.
Description
Technical field
The composition pesticide that the present invention relates to, be go out young urea and fipronil bisamide be active ingredient, be applicable to prevent and treat crop Lepidoptera class pest.
Background technology
The resistance problem of pest is a global problem, is agricultural science and technology worker outline problem always.Along with the continuity year in year out of Chemical Control of Harmful Insects, increase and the non-science of agricultural chemicals usage amount are used agricultural chemicals, pest resistance is day by day serious; The pest species that produces resistance is on the increase, the Lepidoptera class pest of particularly causing harm serious to agricultural production, and resistance level is higher, and resistance development speed is relatively very fast, has become a great problem of chemical control.Simultaneously, 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 pesticide preparation of efficient, the low toxicity of research and development, environmental protection has positive effect to agricultural sustainable development.
Fipronil bisamide belongs to Novel ortho benzenedicarboxamide insecticides, activates calcium release channel in blue Buddhist nun's alkali recipient cell, the property out of control release that causes storing calcium ion.It is the compound that acts on blue Buddhist nun's alkali (Ryanodine) acceptor of insect cell at present few in number.Lepidoptera pest there is the spectrum preventive effect, produces without cross resistance with existing insecticide, be suitable for very much the control that existing insecticide produces the insect of resistance.Larva there is very outstanding preventive effect, limited to the adult preventive effect, there is not ovicidal action.Slightly conduct by xylem after in the infiltration plant body.Resistance of rainwater washing against.
The young urea that goes out belongs to the benzoyl area kind Chitin synthesis inhibitor, is insect hormone.By suppressing the activity of insect cuticle chitin synthetase and urine nucleosides coenzyme, thereby suppress that insect chitin is synthetic to cause insect normally not cast off a skin and dead.Affect respiratory metabolism and the DNA in the embryo development procedure and the proteometabolism of ovum, make larva shortage chitin in the ovum and immediately death after can not hatching or hatch.Use in larval phase, the new epidermis of insect is formed be obstructed, delayed development, or lack hardness can not normally be casted off a skin and caused death or form lopsided pupa dead.Abnormal insect, particularly lepidopterous larvae are shown as good insecticidal activity.
The product price of fipronil bisamide is higher, and drug cost is high during single use, limited to a certain extent it and applied, and long-term single use will cause the pest resistance degree constantly to increase.Go out lasting period of young urea is long, but its mechanism of action has determined that its quick-acting is poor, and single use is difficult to satisfy the needs of agricultural production.
Being mixed of different pesticide species is the common methods of preventing and kill off agriculture resistance disease pest and weed.By the formulation of pesticide screening, filter out rational prescription, but the actual preventive effect of Effective Raise reduces dosage, reduces cost, delays the drug-fast generation of disease pest and weed, be the important means that agricultural synthesis is administered.The inventor conducts in-depth research being mixed of young urea and fipronil bisamide of going out, and find to go out young urea and fipronil bisamide have obvious synergistic effect in certain mixed ratio scope.After further study, finished the present invention.Go out young urea and fipronil bisamide is mixed and there is no at present report and use for control Lepidoptera class pest.
Summary of the invention
Technical problem to be solved: the object of the present invention is to provide a kind of efficient, low toxicity and lasting period long, can effectively prevent and treat crop Lepidoptera class pest, be conducive to the go out composition pesticide of young urea and fipronil bisamide of containing of integrated pest management.
Another object of the present invention is to this composition pesticide is used for control crop Lepidoptera class pest.
For addressing the above problem, the inventor is by a large amount of biologicall test screening tests, and find to go out young urea and fipronil bisamide are mixed in certain proportion, is synergy to the synergy type of Lepidoptera class pest.
Technical scheme: on the basis of above-mentioned discovery, carry out quantitative analysis through the integration of operation that go out young urea and fipronil bisamide are mixed, formed technical scheme of the present invention, namely take go out young urea and fipronil bisamide as active ingredient, the ratio of weight and number of young urea and fipronil bisamide of going out is: 30:1～1:30, the preferred weight portion rate is: 30:1～1:1, go out young urea and the percentage by weight of fipronil bisamide weight summation in composition pesticide are 10～70%.。
Composition pesticide of the present invention can be selected known pesticidal preparations auxiliary element according to well known to a person skilled in the art method, is mixed with the Multiple Pesticides formulation.Preferably be mixed with two kinds of environmental protection formulations such as suspending agent and water dispersible granules.
The pesticidal preparations auxiliary element that uses in the composition pesticide of the present invention comprises that solvent, dispersant, stabilizing agent, emulsifier, antifreezing agent, thickener etc. and other are of value to active ingredient stablizes and bring into play drug effect in preparation known substance, all be various compositions commonly used in the pesticidal preparations or that permission is used, be not particularly limited, concrete composition and consumption require to determine by simple test according to prescription.
Composition pesticide of the present invention is mainly used in preventing and treating the Lepidoptera class pest of the crops such as paddy rice, vegetables, fruit tree, such as rice leaf roller, and diamond-back moth, cabbage caterpillar, beet armyworm, prodenia litura etc.
Composition pesticide of the present invention adopts the method for spraying to use usually, also can adopt as required upper other operation techniques used of agricultural.
Beneficial effect; 1, composition pesticide of the present invention shows obvious synergistic effect in certain ratio range, the control efficiency of composition is significantly improved than single dose, reduced the using dosage of agricultural chemicals, reduce the medication number of times, reduced drug cost, reduced the adverse effect of agricultural chemicals to ecotope.
2, composition pesticide of the present invention, the two kinds of effective ingredient mechanism of action of young urea and fipronil bisamide that go out are different, the drug effect performance rapidly, lasting period is long, can overcome the shortcoming that long-term single use produces resistance easily, prolong the service life of medicament, to the comprehensive regulation important in inhibiting of disease resistance.
3, composition pesticide formulation of the present invention environmental protection is to crop safety.
Embodiment
In order to make purpose 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 examples.The following stated only is preferably embodiment of the present invention, only is used for describing the present invention, can not be interpreted as the restriction to scope of the present invention.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., all should be included within protection scope of the present invention.
Embodiment 1:Go out young urea and fipronil bisamide is mixed to the diamond-back moth Toxicity Determination.
The female worm that gathers diamond-back moth from the field lays eggs.Female worm is released into (cage footpath 15cm, high 30cm) in cylindrical the shrouding, interior wall liner coating of wax paper, the outer cover black cloth is fed and is raised 8% hydromel.Cut pieces of an egg and put moisturizing in the culture dish next day with paraffin paper, the fresh Shanghai leafiness sheet with indoor cultivation after the hatching is raised.Insectary temperature (25 ± 1) ℃, the photoperiod 16 (L): 8 (D).
Test medicine adopts the former medicine of 95% fipronil bisamide, and 97.9% benzoylphenyl urea original medicine 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 measured.With micro intravenous drip device solvent clean, regulate dropper to stand-by state.The examination worm of choosing neat and consistent with writing brush is placed in the 9cm culture dish with the slight anesthesia of CO2, then with the micro intravenous drip device medicament is pursued a drop on the pronotary of examination 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.It is normally to cultivate in 75% the culturing room that examination worm behind the drop is transferred to respectively (25 ± 1) ℃, relative moisture.Every processing 4 times repeats, and whenever repeats to try 20 of worms, and each processes examination worm is 80.48h investigation examination worm death condition (judging that for examination worm death standard be gently to sting without autonomic response with pin) records total borer population and dead borer population after processing.
According to survey data, calculate the corrected mortality that each is processed.And ginseng NY/T1154.1-2006 adopts the abundant method of Sun Yun to calculate the co-toxicity coefficient (CTC value) of mixture.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.The analysis of experimental data method adopts the new multipole difference analysis of Duncan processing method.Experimental result is with reference to following table.
Table 1 is for going out the virulence of the different proportionings from fipronil bisamide of young urea to diamond-back moth.
Calculate the toxicity index of each medicament and the co-toxicity coefficient of mixture (CTC value) according to the abundant method of Sun Yun, when CTC≤80 are antagonism, 80 ﹤ CTC ﹤ 120 are summation action, and CTC 〉=120 are synergistic effect.
According to table 1 as can be known, fipronil bisamide and the young urea that goes out are between 30:1～1:30 at ratio of weight and number, have obvious synergistic effect.Be that synergistic effect is particularly evident between 30:1～1:1 at ratio of weight and number.
Composition pesticide of the present invention can be selected known pesticidal preparations auxiliary element according to well known to a person skilled in the art method, is mixed with the Multiple Pesticides formulation.Composition pesticide of the present invention preferably is mixed with two kinds of environmental protection formulations such as suspending agent and water dispersible granules.
Embodiment 2(30% go out young urea fipronil bisamide water dispersible granules)
The young urea 25% that goes out, fipronil bisamide 5%, mineral oil 5%, polyoxyethylene nonylphenol ether 4%, diisooctyl succinate sodium sulfonate 5%, lauryl sodium sulfate 2%, sodium lignin sulfonate 6%, naphthalene sulfonate 4%, bentonite complements to 100%.In proportion dry pulverization process, the granulation of above-mentioned prescription, drying, screening preparation system are namely got the 30% young urea fipronil bisamide water dispersible granules that goes out.
This embodiment is used for control paddy rice rice leaf roller.The 30% young urea fipronil bisamide water dispersible granules that goes out is watered dilution by 2000 times, in rice leaf roller harm Sheng phase dispenser, adopts the spray-on process dispenser, and 1 day, 3 days, 7 days preventive effect is respectively 88.0%, 97.7%, 98.4% behind the medicine.20% fipronil bisamide water dispersible granules is pressed 1000 times by 3000 times and 20% Chlorbenzuron deflocculant, use with same method, 1 day preventive effect is respectively 82.3%, 75.0% behind the medicine, and 3 days preventive effects are respectively 90.6%, 79.3% behind the medicine, and 7 days preventive effects are respectively 92.6%, 83.7% behind the medicine.As can be seen from the test results, the rear synergistic effect that is mixed of go out young urea and fipronil bisamide is obvious, and preventive effect is better than single dose.
Embodiment 3(40% go out young urea fipronil bisamide water dispersible granules).
The young urea 25% that goes out, fipronil bisamide 15%, epoxidized soybean oil 8%, diisooctyl succinate sodium sulfonate 3%, neopelex 2%, sodium lignin sulfonate 6%, naphthalenesulfonic acid-formaldehyde condensate 4%, bentonite 3%, polyethylene glycol 2%, kaolin complements to 100%.
In proportion dry pulverization process, the granulation of above-mentioned prescription, drying, screening preparation system are namely got the 40% young urea fipronil bisamide water dispersible granules that goes out.
This embodiment is used for control wild cabbage diamond-back moth.The 40% young urea fipronil bisamide water dispersible granules that goes out is watered dilution by 4000 times, in Eggs of Diamondback Moth hatching beginning Sheng phase dispenser, adopts the spray-on process dispenser, and 1 day, 3 days, 7 days preventive effect is respectively 90.3%, 96.9%, 100% behind the medicine.20% fipronil bisamide water dispersible granules is pressed 1000 times by 3000 times and 20% Chlorbenzuron deflocculant, use with same method, 1 day preventive effect is respectively 84.5%, 67.1% behind the medicine, and 3 days preventive effects are respectively 92.2%, 73.1% behind the medicine, and 7 days preventive effects are respectively 94.0%, 79.5% behind the medicine.As can be seen from the test results, the rear synergistic effect that is mixed of go out young urea and fipronil bisamide is obvious, and preventive effect is better than single dose.
Embodiment 4(20% go out young urea fipronil bisamide suspension agent).
The young urea 18% that goes out, fipronil bisamide 2%, mineral oil 8%, naphthalene 2%, methyl naphthalene sulfonate formaldehyde condensate 5%, 0203B(surfactant) 6%, white carbon 4%, aluminium-magnesium silicate 0.5%, ethylene glycol 3%, tributyl phosphate 1.5%, deionized water complements to 100%
This embodiment is used for control apple peach fruit borer.The 20% young urea fipronil bisamide suspension agent that goes out is watered dilution by 2000 times, in peach fruit borer ovum hatching beginning Sheng phase dispenser, adopts the spray-on process dispenser, and 1 day, 3 days, 7 days preventive effect is respectively 88.7%, 94.7%, 98.9% behind the medicine.20% fipronil bisamide water dispersible granules is pressed 1000 times by 3000 times and 20% Chlorbenzuron deflocculant, use with same method, 1 day preventive effect is respectively 84.1%, 72.6% behind the medicine, and 3 days preventive effects are respectively 90.7%, 78.5% behind the medicine, and 7 days preventive effects are respectively 95.2%, 83.3% behind the medicine.As can be seen from the test results, the rear synergistic effect that is mixed of go out young urea and fipronil bisamide is obvious, and preventive effect is better than single dose.
Embodiment 5(50% go out young urea fipronil bisamide suspension agent).
The young urea 40% that goes out, fipronil bisamide 10%, epoxidized soybean oil 8%, naphthalene 2%, methyl naphthalene sulfonate formaldehyde condensate 5%, 0203B(surfactant) 6%, white carbon 4%, aluminium-magnesium silicate 0.5%, urea 2%, tributyl phosphate 1.5%, deionized water complements to 100%.
This embodiment is used for control Chinese cabbage beet armyworm.The 50% young urea fipronil bisamide suspension agent that goes out is watered dilution by 4000 times, in Beet Armyworm Eggs hatching Sheng phase dispenser, adopts the spray-on process dispenser, and 1 day, 3 days, 7 days preventive effect is respectively 92.6%, 94.9%, 99.9% behind the medicine.20% fipronil bisamide water dispersible granules is pressed 1000 times by 3000 times and 20% Chlorbenzuron deflocculant, use with same method, 1 day preventive effect is respectively 87.3%, 70.4% behind the medicine, and 3 days preventive effects are respectively 94.6%, 71.5% behind the medicine, and 7 days preventive effects are respectively 95.9%, 80.8% behind the medicine.As can be seen from the test results, the rear synergistic effect that is mixed of go out young urea and fipronil bisamide is obvious, and preventive effect is better than single dose.
Claims (6)
1. a composition pesticide that contains go out young urea and fipronil bisamide is characterized in that effective ingredient is young urea and the fipronil bisamide of going out; The ratio of weight and number of young urea and fipronil bisamide of going out is: 30:1～1:30.
2. a kind of composition pesticide that contains go out young urea and fipronil bisamide according to claim 1, it is characterized in that: the ratio of weight and number of go out young urea and fipronil bisamide is: 30:1～1:1.
3. a kind of composition pesticide that contains go out young urea and fipronil bisamide according to claim 1 and 2, it is characterized in that: go out young urea and the percentage by weight of fipronil bisamide weight summation in composition pesticide are 10%～70%.
4. a kind of composition pesticide that contains go out young urea and fipronil bisamide according to claim 1 and 2 is characterized in that: also contain the pesticidal preparations auxiliary element in the described composition, be fit to the upper formulation of using of agricultural in order to make.
5. a kind of composition pesticide that contains go out young urea and fipronil bisamide according to claim 1 and 2 is characterized in that preventing and treating crop Lepidoptera class pest.
6. a kind of composition pesticide that contains go out young urea and fipronil bisamide according to claim 5, it is characterized in that: described crop is paddy rice, vegetables, fruit tree.
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| CN 201110107046 CN102217623B (en) | 2011-04-27 | 2011-04-27 | Pesticide composition containing chlorbenzuron and flubendiamide |
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| CN 201110107046 CN102217623B (en) | 2011-04-27 | 2011-04-27 | Pesticide composition containing chlorbenzuron and flubendiamide |
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| CN102217623B true CN102217623B (en) | 2013-04-17 |
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| CN105325437B (en) * | 2014-08-07 | 2017-09-05 | 江苏龙灯化学有限公司 | A kind of Pesticidal combination containing chlorine fluorine cyanogen insect amide and d ichlorbenzuron |
| CN105794813B (en) * | 2014-12-30 | 2018-06-08 | 江苏龙灯化学有限公司 | A kind of Pesticidal combination and its method for controlling agricultural pests |
| CN105918338A (en) * | 2016-05-24 | 2016-09-07 | 江西正邦生物化工有限责任公司 | Pest killing composition containing flubendiamide |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101984809A (en) * | 2010-07-22 | 2011-03-16 | 福建诺德生物科技有限责任公司 | Oil suspension preparation using resin-based vegetable oil as carrier and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101984809A (en) * | 2010-07-22 | 2011-03-16 | 福建诺德生物科技有限责任公司 | Oil suspension preparation using resin-based vegetable oil as carrier and preparation method thereof |
Non-Patent Citations (4)
| Title |
|---|
| 杨荣萍等,1.灭幼脲的作用机理及其在林业害虫防治中的应用.《现代农业科技》.2010,(第15期),第220,223页. |
| 氟虫双酰胺防治稻纵卷叶螟效果及应用技术研究;鲁程远等;《浙江农业科学》;20101231(第2期);第361-364页 * |
| 灭幼脲的作用机理及其在林业害虫防治中的应用;杨荣萍等,1;《现代农业科技》;20101231(第15期);第220,223页 * |
| 鲁程远等.氟虫双酰胺防治稻纵卷叶螟效果及应用技术研究.《浙江农业科学》.2010,(第2期),第361-364页. |
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