CN102405914A - Synergistic mite killing composition containing cyflumetofen and clofentezine - Google Patents
Synergistic mite killing composition containing cyflumetofen and clofentezine Download PDFInfo
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- CN102405914A CN102405914A CN2011103714029A CN201110371402A CN102405914A CN 102405914 A CN102405914 A CN 102405914A CN 2011103714029 A CN2011103714029 A CN 2011103714029A CN 201110371402 A CN201110371402 A CN 201110371402A CN 102405914 A CN102405914 A CN 102405914A
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- mite
- fluorine
- killing composition
- clofentezine
- ester
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Abstract
The invention relates to a synergistic mite killing composition containing cyflumetofen and clofentezine, wherein the mass ratio of cyflumetofen to clofentezine is 10:1-1:10. The synergistic mite killing composition is suitable for preventing and treating various pest mites in agricultural field; combination of two active ingredients enables obvious synergic effect, thereby the preventing and treating effects can be enhanced, the pesticide application amount is reduced, the cost is reduced and the environmental pollution is reduced. The synergistic mite killing composition is in favor of resistance management of pest mites, and has large economic benefit and social benefit for popularization and application.
Description
Technical field
The present invention relates to miticide composition, is to be active ingredient with fourth fluorine mite ester and four mite piperazines, is used to prevent and treat agricultural evil mite.
Background technology
The mite class is commonly called as two spotted spider mite, belongs to arachnoide pest, and common harmful mite belongs to Acariformes and Acarina more, is one of the important pests of various crop that causes harm.Leaf, stem and flower etc. that the mite class causes harm plant sting and inhale stem leaves of plants, are pests common on fruit tree, cotton, solanaceous vegetable and the ornamental flower.There is the yellowish-brown point of a large amount of needle point size chlorosis in initial stage leaf front, and a large amount of from the bottom up chlorosis of anaphase blade are crispaturaed and come off, and cause a large amount of fallen leaves.Sometimes blade begins to take place from the plant middle part, and blade is flavescence gradually.The mite evil takes place from generation to generation many, and fertility is strong, and under suitable temperature and humidity conditions, acarid quantity can increase rapidly within a short period of time exponentially, works the mischief to crops.Agent is prone to develop immunity to drugs to acaricide for it, if the evil mite is seriously taken place again less than timely control, the blade of the crop that is injured can chlorosis turn white, and withering and falling in advance works the mischief to crops.
In the past, it is less that China is used to prevent and treat the specialized acaricide of mite class, and control efficiency is undesirable.In order to retrieve the crop yield loss as far as possible, all need a large amount of agricultural chemicals to carry out control of pest mite every year.Yet indiscriminate use of pesticide makes insect produce more and more serious pesticide resistance to agricultural chemicals, causes control efficiency to reduce year by year, and environment has also been caused certain pollution.
Fourth fluorine mite ester, english common name Cyflumetofen is by the novel acyl group acetonitrile class miticide of Japan big tomb chemical company exploitation, does not have cross resistance with existing insecticide.Got permission registration and sell in Japan first in 2007, and be used for that control parasitized all kinds of harmful mite on the plant on crops such as fruit tree, vegetables, tea tree and the flowers.
Four mite piperazines, english common name Clofentezune mainly acts on the mite ovum, to if mite also has certain effect, can be suppressed to the egg laying amount of mite and the incubation rate of ovum.This medicine lasting medicine generally can reach 50
～60 days.But it is to becoming the mite weak effect, act on slowlyer, generally 2 weeks just can reach the highest preventive effect behind the medicine, therefore, should not single agent directly use.
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 inventor finds that fourth fluorine mite ester and the composite control to the mite class of four mite piperazines have synergistic function on the basis of a large amount of indoor virulence screenings and field medicine effect test.
Summary of the invention
The object of the present invention is to provide a kind of miticide composition that contains fourth fluorine mite ester and four mite piperazines, said composition has obvious synergistic effect.
Another object of the present invention is to this miticide composition is used to prevent and treat all kinds of harmful mites.This miticide composition obviously improves the control efficiency of various harmful mites, can reduce dosage simultaneously, delays the drug-fast generation of evil mite; Reduce environmental pollution, reduce farmer's burdens.
Technical scheme of the present invention: with fourth fluorine mite ester and four mite piperazines is active ingredient, and the ratio of quality and the number of copies of fourth fluorine mite ester and four mite piperazines is 10
:1～1
:10, all the other are to allow in the agricultural chemicals to use and the acceptable auxiliary element.
Composition pesticide of the present invention can adopt known method to be prepared into suitable agricultural and go up any one formulation of using, and reasonable formulation is suspending agent, water dispersible granules, aqueous emulsion.
The auxiliary agent that uses in the present composition 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 the various compositions of using or allow use in the pesticidal preparations always; Do not have special qualification, concrete composition and consumption require to confirm through simple test according to prescription.
Product described in the invention can finished product preparation form provide, promptly each material mixes in the composition.The composition of composition also can single agent form provide, directly in jar or bucket, mix before the use, be diluted to needed concentration then.The frequency of administration of the present composition and amount of application change with weather condition and crop state variation, can reach the purpose of control through using suitable formulation.
Beneficial effect of the present invention is: 1, two kinds of active ingredient is composite has an obvious synergistic effect, has improved control efficiency.2, two kinds of active ingredients are composite, and there is not cross resistance in mechanism of action uniqueness, reduced the agricultural chemicals usage amount, thereby reduced cost and reduced the pollution to environment, help the resistance management of evil mite, and it applies bigger economic benefit and social benefit.
Technology of the present invention source: in order effectively to prevent and treat all kinds of harmful mite that is on the rise; Further understand the composite synergy types of composition such as fourth fluorine mite ester and four mite piperazines to the mite class; The inventor has carried out a large amount of Toxicity Determination tests and has studied concrete the summary as follows fourth fluorine mite ester and four mite piperazines are composite.
Test medicine adopts 99% former medicine of fourth fluorine mite ester and the former medicine of 95% 4 mite piperazine; The examination worm is the cotton tetranychid of gathering from the field, and the first generation of breeding hatching through indoor feeding is as if mite.
Test method employing leaf butterfly spray-on process (with reference to " NY/T 1154.13-2008 agricultural chemicals indoor bioassay test rule insecticide. the 13rd part: leaf butterfly spray-on process ").Concrete operation method is following.
Each single agent and Mixed Pharmacy are provided with 5 different concentration gradients (on preliminary experiment result's basis, the cotton tetranychid is set if the mite lethality is pressed geometric progression in 5%～90% scope).
Choose the consistent cotton leaf of growth, make leaf butterfly, in culture dish, place a wet sponge piece with card punch; Put filter paper on it, foliation butterfly on the filter paper, every ware is put 2 leaf butterflies; Select cotton tetranychid indoor feeding, healthy, that the length of time is consistent as if completely being inoculated on the leaf butterfly 20 of every leaf butterfly inoculations.
The culture dish that is connected to leaf butterfly is placed under the potter spray tower, spraying under 50PSI pressure, spray amount is 1ml; Take out culture dish behind the sedimentation 1min; The culture dish that to handle is then put into the 12H/12H illumination box and is cultivated, and 48h checks dead borer population, calculates lethality.4 repetitions are established in every processing, and establish the clear water blank and handle.
Carry out statistical analysis with the DPS statistical analysis software, calculate the LC of each medicament
50, estimate the insecticidal activity of each medicament.And calculate the co-toxicity coefficient (CTC value) of mixture according to the abundant method of Sun Yun.
Actual measurement toxicity index (ATI)=(standard medicament LC
50/ confession reagent agent LC
50) * 100.
The percentage composition of B in percentage composition+B medicament toxicity index * mixture of A in theoretical toxicity index (TTI)=A medicament toxicity index * mixture.
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (the ATI)/theoretical toxicity index (TTI) of mixture] * 100.
According to the NY/T11547.7-2006 insecticide synergy criteria for classifying: co-toxicity coefficient (CTC)>=120 shows as synergistic effect; Co-toxicity coefficient (CTC)≤80 shows as antagonism; 80＜co-toxicity coefficient (CTC)＜120 shows as summation action.
Result of the test is seen table 1.Can find out that from table 1 fourth fluorine mite ester and four mite piperazines are 10 at ratio of quality and the number of copies
:1～1
:In 10 scopes, if mite synergy is obvious, co-toxicity coefficient is all greater than 120 to the cotton tetranychid.
Table 1, fourth fluorine mite ester and four mite piperazines to the cotton tetranychid if full indoor joint toxicity measuring.
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.
FORMULATION EXAMPLE 1:40% fourth fluorine mite ester clofentezine suspension agent.
Take by weighing 5% fourth fluorine mite ester, 35% 4 mite piperazine, 4% TERSPERSE 4894 (U.S. Huntsman Corporation product), 2% TERSPERSE 2500 (U.S. Huntsman Corporation product), 3% TERSPERSE 2425 (U.S. Huntsman Corporation product), 0.2% xanthans, 5% white carbon, 5% ethylene glycol, 0.2% benzoic acid, 0.5% silicone defoaming agent, deionized water and add to 100%.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 40% fourth fluorine mite ester clofentezine suspension agent behind the sand mill sand milling.
This embodiment is used to prevent and treat European red mite.40% fourth fluorine mite ester clofentezine suspension agent is by 2000 times of dilution sprayings, and 7 days control efficiency are 96.4% behind the medicine.20% fourth fluorine mite ester suspending agent is by 1000 times of dilution sprayings, and 7 days control efficiency are 85.5% behind the medicine; 20% clofentezine suspension agent is by 1000 times of dilution sprayings, and 7 days control efficiency are 32.8% behind the medicine.
FORMULATION EXAMPLE 2:20% fourth fluorine mite ester, four mite piperazine aqueous emulsions.
Take by weighing 5% fourth fluorine mite ester, 15% 4 mite piperazine, 3% agricultural newborn 2201#, 1.5% NPE phosphate, 2% triphen ethyl-phenol polyoxyethylene ether phosphate, 2%Span-60#, 1% epoxychloropropane, 5% ethylene glycol, 18% xylol, 0.3% xanthans, 0.5% Sodium Benzoate, deionized water and add to 100%.Above-mentioned raw materials makes 20% fourth fluorine mite ester, four mite piperazine aqueous emulsions through mixing after the high speed shear emulsification.
This embodiment is used to prevent and treat citrus red mite.20% fourth fluorine mite ester, four mite piperazine aqueous emulsions are by 1500 times of dilution sprayings, and 7 days control efficiency are 92.9% behind the medicine.20% fourth fluorine mite ester suspending agent is by 1000 times of dilution sprayings, and 7 days control efficiency are 84.6% behind the medicine; 20% clofentezine suspension agent is by 1000 times of dilution sprayings, and 7 days control efficiency are 59.0% behind the medicine.
FORMULATION EXAMPLE 3:80% fourth fluorine mite ester clofentezine water dispersible granule.
Take by weighing 25% fourth fluorine mite ester, 55% 4 mite piperazine, 4%TERSPERSE 2700 (U.S. Huntsman Corporation product), 4% dispersing agent NNO, 4% Nekal BX, 3%K-12,5% white carbon, 5% sulphur ammonium, diatomite and add to 100%.Above-mentioned raw materials promptly makes 80% fourth fluorine mite ester clofentezine water dispersible granule through mixing, ultra micro comminution by gas stream, granulation, drying, screening.
This embodiment is used to prevent and treat the cotton tetranychid.80% fourth fluorine mite ester clofentezine water dispersible granule is by 5000 times of dilution sprayings, and 7 days control efficiency are 100% behind the medicine.20% fourth fluorine mite ester suspending agent is by 1000 times of dilution sprayings, and 7 days control efficiency are 79.3% behind the medicine; 20% clofentezine suspension agent is by 1000 times of dilution sprayings, and 7 days control efficiency are 50.9% behind the medicine.
Claims (3)
1. Synergistic mite killing composition that contains fourth fluorine mite ester and four mite piperazines, it is characterized in that: active ingredient is made up of fourth fluorine mite ester and four mite piperazines, and the ratio of quality and the number of copies of fourth fluorine mite ester and four mite piperazines is 10:1～1:10.
2. a kind of Synergistic mite killing composition that contains fourth fluorine mite ester and four mite piperazines according to claim 1 is characterized in that: process suitable agricultural during practical application and go up any one formulation of using, reasonable formulation is suspending agent, water dispersible granules or aqueous emulsion.
3. a kind of Synergistic mite killing composition that contains fourth fluorine mite ester and four mite piperazines according to claim 1 and 2 is characterized in that being used for agricultural and goes up the various harmful mites of control.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110371402 CN102405914B (en) | 2011-11-21 | 2011-11-21 | Synergistic mite killing composition containing cyflumetofen and clofentezine |
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|---|---|---|---|
| CN 201110371402 CN102405914B (en) | 2011-11-21 | 2011-11-21 | Synergistic mite killing composition containing cyflumetofen and clofentezine |
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|---|---|
| CN102405914A true CN102405914A (en) | 2012-04-11 |
| CN102405914B CN102405914B (en) | 2013-06-26 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102630691A (en) * | 2012-03-31 | 2012-08-15 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing cyflumetofen |
| CN103493842A (en) * | 2013-10-11 | 2014-01-08 | 江苏龙灯化学有限公司 | Insecticidal composition |
| CN103719145A (en) * | 2013-12-30 | 2014-04-16 | 青岛崂乡茶制品有限公司 | Improved pesticide for tea trees |
| CN105379730A (en) * | 2015-12-31 | 2016-03-09 | 青岛瀚生生物科技股份有限公司 | Flutenzine and clofentezine compound acaricide and insecticide |
| CN105746515A (en) * | 2012-03-31 | 2016-07-13 | 陕西韦尔奇作物保护有限公司 | Pesticide composition with cyflumetofen |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1446196A (en) * | 2000-08-11 | 2003-10-01 | 大塚化学控股株式会社 | Acylacetonitriles, process for preparation thereof and miticides containing the same |
| JP2005047847A (en) * | 2003-07-28 | 2005-02-24 | Otsuka Chemical Co Ltd | Acaricide |
-
2011
- 2011-11-21 CN CN 201110371402 patent/CN102405914B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1446196A (en) * | 2000-08-11 | 2003-10-01 | 大塚化学控股株式会社 | Acylacetonitriles, process for preparation thereof and miticides containing the same |
| JP2005047847A (en) * | 2003-07-28 | 2005-02-24 | Otsuka Chemical Co Ltd | Acaricide |
Non-Patent Citations (1)
| Title |
|---|
| 万琴: "新型杀螨剂丁氟螨酯的合成研究", 《现代农药》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102630691A (en) * | 2012-03-31 | 2012-08-15 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing cyflumetofen |
| CN105746515A (en) * | 2012-03-31 | 2016-07-13 | 陕西韦尔奇作物保护有限公司 | Pesticide composition with cyflumetofen |
| CN105746515B (en) * | 2012-03-31 | 2018-03-30 | 陕西韦尔奇作物保护有限公司 | A kind of composition pesticide containing cyflumetofen |
| CN103493842A (en) * | 2013-10-11 | 2014-01-08 | 江苏龙灯化学有限公司 | Insecticidal composition |
| CN103493842B (en) * | 2013-10-11 | 2015-07-15 | 江苏龙灯化学有限公司 | Insecticidal composition |
| CN103719145A (en) * | 2013-12-30 | 2014-04-16 | 青岛崂乡茶制品有限公司 | Improved pesticide for tea trees |
| CN105379730A (en) * | 2015-12-31 | 2016-03-09 | 青岛瀚生生物科技股份有限公司 | Flutenzine and clofentezine compound acaricide and insecticide |
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| Publication number | Publication date |
|---|---|
| CN102405914B (en) | 2013-06-26 |
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