CN102388907A - Pesticide composition containing chlorfenapyr and bifenthrin - Google Patents
Pesticide composition containing chlorfenapyr and bifenthrin Download PDFInfo
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- CN102388907A CN102388907A CN2011103186507A CN201110318650A CN102388907A CN 102388907 A CN102388907 A CN 102388907A CN 2011103186507 A CN2011103186507 A CN 2011103186507A CN 201110318650 A CN201110318650 A CN 201110318650A CN 102388907 A CN102388907 A CN 102388907A
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- biphenthrin
- capillary
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Abstract
The invention relates to a pesticide composition containing chlorfenapyr and bifenthrin. The active components of the pesticide composition are chlorfenapyr and bifenthrin, wherein the weight part ratio of chlorfenapyr to bifenthrin is (1:20)-(20:1). The pesticide composition disclosed by the invention also contains agriculturally acceptable pesticide adjuvant so that the pesticide composition can be processed into any dosage form which is suitable for use in agriculture. The pesticide composition disclosed by the invention is used for preventing and controlling tea leafhoppers of tea trees and has obvious synergy, thereby reducing the application amount of the pesticide, reducing the cost of pesticide application, prolonging the service life of the pesticide and lowering the adverse effect of the pesticide on the ecological environment.
Description
Technical field
The invention belongs to composition pesticide, being specifically related to a kind of is the agricultural insecticide composition of effective ingredient with capillary and Biphenthrin, is used to prevent and treat the tea tree tea lesser leafhopper.
Background technology
China is the native place of tea, is Tea Production and consumption big country, tea place area row the first in the world, output row second place of the world.In recent years, agricultural residual examination criterias such as tealeaves, fruit, vegetables are more and more stricter, and indivedual residue of pesticide figureofmerits had improved 200 times in the past than 2000, and agricultural product sales difficulties in the world such as China's tealeaves, fruit, vegetables are heavy.In recent years China's tealeaves not only price continue to fall, but also suffer the green barrier of European Union and country in Southeast Asia again and again.The main cause that influences tealeaves, fruit, Vegetables Exportation is the unreasonable use of agricultural chemicals.Orchard worker, tea grower's environmental consciousness is not strong, and a large amount of, excessive use high-toxic pesticide causes multiple agricultural product residue of pesticide to exceed standard.
Tea lesser leafhopper (Empoasca pirisuga Matumura), Homoptera, Cicadellidae is a kind of important pests of harm tealeaves.Inhale the tender tip juice of tea tree with adult, nymph thorn, consume nutrient and moisture; Female worm lays eggs in tender tip tissue, blastogenesis length is obstructed is the mode that mainly causes harm.
Capillary; Belong to the new pyrrole compounds, English common name chlorfenapyr mainly acts on the mitochondria of insect bodies inner cell; Mixed-functional oxidase through in the insect bodies works, and mainly suppresses the conversion of adenosine diphosphate (ADP) to adenosine triphosphate (ATP).And adenosine triphosphate storage cell is kept the necessary energy of its vital functions.This medical instrument has stomach toxicity and action of contace poison.Permeability is strong on the blade face, and certain systemic function is arranged, and has that insecticidal spectrum is wide, preventive effect is high, holds long, the safe characteristics of imitating.
Biphenthrin, another name Uranus, the spirit of worm mite in soil, have very high affinity interaction, and it is water-soluble low again, so have fewer environmental impacts.And insecticidal activity is very high, is mainly and tags and stomach poison function, does not inhale and fumigation activity in not having.Its effect is rapid, and the lasting period is long, and insecticidal spectrum is wide.
Because the long-term use of single agent, the polypide pesticide resistance strengthens, and present various complex preparations also emerge in an endless stream, and in the actual use, dosage continues to increase, and causes the increasing of production cost and the pollution of environment.
Being mixed of different pesticide species is the common methods of the agriculture resistance disease pest and weed of control.Through the formulation of pesticide screening, filter out rational prescription, can effectively improve actual control efficiency, reduce dosage, reduce cost, delay the drug-fast generation of disease pest and weed, be the important means that agricultural synthesis is administered.The inventor furthers investigate the prescription screening of capillary and Biphenthrin, finds that capillary and Biphenthrin are mixed, and in certain mixed ratio scope tea lesser leafhopper is had obvious synergistic effect, through further research, has accomplished the present invention.
Being mixed and using of capillary and Biphenthrin still do not have report at present.
Summary of the invention
The objective of the invention is the capillary that the mechanism of action is different, Biphenthrin and carry out compositely, a kind of efficient, low toxicity, quick-acting is good and the lasting period is grown the composition pesticide that is used to prevent and treat tea lesser leafhopper are provided.
The invention is characterized in: with capillary and Biphenthrin is active ingredient, and the parts by weight ratio of capillary and Biphenthrin is 1
:20～20
:1, all the other are to allow in the agricultural chemicals to use and the acceptable auxiliary element.
Composition pesticide of the present invention can be prepared into according to the method for well known to a person skilled in the art and be fit to any one formulation that agricultural goes up use, like missible oil, aqueous emulsion, suspending agent, wetting powder or water dispersible granules etc.
Composition pesticide of the present invention also contains the required auxiliary element of preparation pesticidal preparations; Comprise solvent, cosolvent, emulsifier, wetting agent, stabilizing agent, dispersant, thickener, antifoaming agent, antifreezing agent, disintegrant, binding agent, filler, filler, one or more mixing of medium; 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.
Composition pesticide described in the invention can the finished product preparation form provide, and promptly each material mixes in the composition, and the composition of composition also can single agent form provide, and directly in bucket or jar, mixes before the use, is diluted to desired concn then.
Composition pesticide described in the invention is used to prevent and treat the tea tree tea lesser leafhopper.
Composition pesticide described in the invention adopts the method for spraying to use usually, also can adopt agricultural to go up other operation technique of using as required.
Composition pesticide described in the invention has following beneficial effect.
1, composition pesticide provided by the invention; In certain ratio range, show obvious synergistic effect; The control efficiency of composition is significantly improved than single agent, has reduced the using dosage of agricultural chemicals, has reduced the medication number of times; Reduced drug cost, reduced the adverse effect of agricultural chemicals ecotope.
2, composition pesticide provided by the invention, two kinds of effective ingredient mechanism of action have nothing in common with each other, and help overcoming and delaying the generation of pest resistance to insecticide, prolong the service life of medicament.
3, composition pesticide provided by the invention, the drug effect performance is rapid, and the lasting period is long, and use cost reduces, and easy to use, time saving and energy saving, it applies huge economic benefit and social benefit.
4, composition pesticide provided by the invention is to crops safety.
Embodiment
In order to make the object of the invention, technical scheme and advantage more short and sweet, the present invention describes with following specific embodiment, but the present invention only limits to these examples absolutely not.The following stated is merely the present invention embodiment preferably, only is used to describe 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 within spirit of the present invention and principle, being made, be equal to replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
In these embodiment, unless otherwise indicated, all percentages all are weight percentage.
Dissimilar pesticide active ingredients being carried out composite, is a kind of effective means that solves problem such as use cost and pesticide resistance in the agricultural chemicals list agent application process at present.After dissimilar pesticide active ingredients is mixed, show three kinds of type of action usually, i.e. summation action, synergistic effect, antagonism.The inventor finds that capillary and Biphenthrin in certain mixed ratio scope, have significant synergies to tea lesser leafhopper on the basis of a large amount of indoor and outdoors biometric tests.
Biologicall test embodiment 1: the composite Toxicity Determination of capillary and Biphenthrin to tea lesser leafhopper.
The female worm of gathering tea lesser leafhopper from the field lays eggs.Female worm is put into cylindrical shrouding (cage footpath 15cm, high 30cm), interior wall liner one deck paraffin paper, the outer cover black cloth is fed and is raised 8% hydromel.Cut pieces of an egg to put in the culture dish with paraffin paper and preserve moisture next day, and raise with the fresh rice leaf of indoor cultivation the hatching back.Insectary temperature (25 ± 1) ℃, the photoperiod 16 (L): 8 (D).
Test medicine adopts the former medicine of 94.5% capillary, and the former medicine of 97% Biphenthrin is mixed with required preparation by research and development centre of Guangdong Zhongxun Agricultural Technology Co., Ltd..
The drop method that adopts NY/T1154.1-2006 to recommend is measured.Micro-dropper is used solvent clean, regulate dropper to stand-by state.Choose the examination worm of neat and consistent with writing brush and use CO
2Slight anesthesia is placed in the 9cm culture dish, then with micro-dropper with medicament by a drop 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.It is normal cultured in 75% the culturing room that examination worm behind the drop is transferred to (25 ± 1) ℃, relative moisture respectively.Every processing 4 times repeats, and whenever repeats to try 20 of worms, and each handles examination worm is 80.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.The analysis of experimental data method adopts the new multipole of Duncan
The difference analysis processing method.Experimental result is with reference to table 1.
Table 1, the different proportionings with Biphenthrin of capillary are to the virulence of tea lesser leafhopper.
Calculate the toxicity index of each medicament and the co-toxicity coefficient (CTC value) of mixture 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.
Can find out that from result of the test table 1 it is between 1:20～1:20 that capillary and Biphenthrin are mixed at ratio of weight and number, co-toxicity coefficient (CTC value) promptly all shows obvious synergistic effect all greater than 120.Capillary and Biphenthrin are mixed and have reasonability and feasibility, are worth further land for growing field crops to be applied.
Below combine field control effectiveness test to be described further with FORMULATION EXAMPLE.
FORMULATION EXAMPLE 1:15% capillary Biphenthrin missible oil.
Capillary 5%, Biphenthrin 10%, emulsifier 2201# 8%, ethylene glycol 2%, emulsifier 500# 10%, cyclohexanone 6%, methyl alcohol and xylol complement to 100%.
Active ingredient, solvent, cosolvent, emulsifier are added in the compounding kettle in the ratio of prescription successively, stir, promptly make 15% capillary Biphenthrin missible oil.
This embodiment is used to prevent and treat the tea tree tea lesser leafhopper, tests the Fuzhou City, Fujian Province, place, and test period is in March, 2010, and the spray pesticide mode is adopted in tea lesser leafhopper harm Sheng phase dispenser.Convert 2000 times of even spraying of water dilution with 15% capillary Biphenthrin missible oil, the control efficiency of 3 days and 7 days is 95.8% and 97.7% behind the medicine.10% Biphenthrin missible oil is converted 1200 times of water dilutions and is converted 1000 times of water dilutions with 5% capillary suspending agent, uses with the quadrat method use, and the control efficiency of 3 days and 7 days is 81.9%, 78.3% and 78.5%, 80.7% behind the medicine.The synergistic effect of the composite back of capillary and Biphenthrin is obvious, and the preventive effect of tea lesser leafhopper obviously is better than single agent, significant difference, and the dosage of active ingredient obviously reduces, and reduced drug cost, delays the generation of disease drug resistance, reduced environmental pollution.
FORMULATION EXAMPLE 2: 15% capillary Biphenthrin wetting powder.
Capillary 10%, Biphenthrin 5%, NPE 8%, organosilicon 1%, lauryl sodium sulfate 2%, white carbon 8%, sodium lignin sulfonate 5%, kaolin complements to 100%.
Above-mentioned prescription got in the blender after the coarse crushing in proportion mix, behind comminution by gas stream, promptly make 15% capillary Biphenthrin wetting powder again.
This embodiment is used to prevent and treat the tea tree tea lesser leafhopper, tests Hangzhou, Zhejiang province, place city, and test period is in February, 2010, and the spray pesticide mode is adopted in tea lesser leafhopper harm Sheng phase dispenser.Convert 2000 times of even spraying of water dilution with 15% capillary Biphenthrin missible oil, the control efficiency of 3 days and 7 days is 94.2% and 98.0% behind the medicine.4.5% Biphenthrin emulsion in water is converted 750 times of water dilutions and is converted 1000 times of water dilutions with 5% capillary suspending agent, uses with the quadrat method use, and the control efficiency of 3 days and 7 days is 71.2%, 76.7% and 74.5%, 87.7% behind the medicine.The synergistic effect of the composite back of capillary and Biphenthrin is obvious, and the preventive effect of tea lesser leafhopper obviously is better than single agent, significant difference, and the dosage of active ingredient obviously reduces, and reduced drug cost, delays the generation of disease drug resistance, reduced environmental pollution.
FORMULATION EXAMPLE 3: 12% capillary Biphenthrin water dispersible granules.
Capillary 3.5%, Biphenthrin 8.5%, mineral oil 5%, NPE 5%, the fast T 8% of bleeding agent, lauryl sodium sulfate 2%, sodium lignin sulfonate 10%, naphthalene sulfonate 5%, bentonite complements to 100%.
Dry pulverization process, granulation, drying, screening preparation system promptly get 12% capillary Biphenthrin water dispersible granules in proportion with above-mentioned prescription.
This embodiment is used to prevent and treat the tea tree tea lesser leafhopper, tests Huangshan, Anhui Province, place, and test period is in March, 2010, and the spray pesticide mode is adopted in tea lesser leafhopper harm Sheng phase dispenser.Convert 1500 times of even spraying of water dilution with 12% capillary Biphenthrin missible oil, the control efficiency of 3 days and 7 days is 93.1% and 94.8% behind the medicine.25 grams per liter Biphenthrin missible oil are converted 300 times of water dilutions and are converted 1500 times of water dilutions with 10% capillary suspending agent, use with the quadrat method use, and the control efficiency of 3 days and 7 days is 69.7%, 80.2% and 77.2%, 85.4% behind the medicine.The synergistic effect of the composite back of capillary and Biphenthrin is obvious, and the preventive effect of tea lesser leafhopper obviously is better than single agent, significant difference, and the dosage of active ingredient obviously reduces, and reduced drug cost, delays the generation of disease drug resistance, reduced environmental pollution.
Show through indoor biometric test and a large amount of outdoor field trial; The composite ratio of weight and number of capillary and Biphenthrin is between 20:1～1:20; Control tea tree tea lesser leafhopper is had obvious synergistic effect, is the insecticide combination of a kind of efficient, low toxicity that is worthy to be popularized, environmental protection.
Claims (4)
1. composition pesticide that contains capillary and Biphenthrin, it is characterized in that: effective ingredient is capillary, Biphenthrin.
2. a kind of composition pesticide that contains capillary and Biphenthrin according to claim 1 is characterized in that: the parts by weight ratio of capillary and Biphenthrin is 1
:20～20
:1.
3. a kind of composition pesticide that contains capillary and Biphenthrin according to claim 1 is characterized in that: described composition pesticide also contains agricultural and goes up acceptable insecticides adjuvant, is fit to any one formulation that agricultural is upward used so that be processed into.
4. a kind of composition pesticide that contains capillary and Biphenthrin according to claim 1 is characterized in that preventing and treating the tea tree tea lesser leafhopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103186507A CN102388907A (en) | 2011-10-19 | 2011-10-19 | Pesticide composition containing chlorfenapyr and bifenthrin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103186507A CN102388907A (en) | 2011-10-19 | 2011-10-19 | Pesticide composition containing chlorfenapyr and bifenthrin |
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| Publication Number | Publication Date |
|---|---|
| CN102388907A true CN102388907A (en) | 2012-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103186507A Pending CN102388907A (en) | 2011-10-19 | 2011-10-19 | Pesticide composition containing chlorfenapyr and bifenthrin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103004857A (en) * | 2012-12-24 | 2013-04-03 | 海利尔药业集团股份有限公司 | Insecticide composition containing bifenthrin and chlorfenapyr |
Citations (3)
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| CN1232366A (en) * | 1996-10-02 | 1999-10-20 | 美国氰胺公司 | Insecticide/miticide composition |
| CN101228883A (en) * | 2008-01-17 | 2008-07-30 | 张少武 | Composite of acarus-killing containing active bifenthrin ingredient and application thereof |
| CN101406189A (en) * | 2008-10-17 | 2009-04-15 | 广西田园生化股份有限公司 | Aqueous emulsion containing chlorfenapyr and preparation method thereof |
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2011
- 2011-10-19 CN CN2011103186507A patent/CN102388907A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1232366A (en) * | 1996-10-02 | 1999-10-20 | 美国氰胺公司 | Insecticide/miticide composition |
| CN101228883A (en) * | 2008-01-17 | 2008-07-30 | 张少武 | Composite of acarus-killing containing active bifenthrin ingredient and application thereof |
| CN101406189A (en) * | 2008-10-17 | 2009-04-15 | 广西田园生化股份有限公司 | Aqueous emulsion containing chlorfenapyr and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| YOUNG-JOON KIM ET AL.: "Fenpyroximate resistance in Tetranychus urticae (Acari: Tetranychidae): cross-resistance and biochemical resistance mechanisms", 《PEST MANAGEMENT SCIENCE》 * |
| 程康龙 等: "20％联苯菊酯·虫螨腈水乳剂的研制", 《杭州化工》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103004857A (en) * | 2012-12-24 | 2013-04-03 | 海利尔药业集团股份有限公司 | Insecticide composition containing bifenthrin and chlorfenapyr |
| CN103004857B (en) * | 2012-12-24 | 2016-01-06 | 海利尔药业集团股份有限公司 | A kind of Pesticidal combination containing Biphenthrin and chlorfenapyr |
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Application publication date: 20120328 |