CN101653120A - Mite-killing composition containing fenazaquin - Google Patents
Mite-killing composition containing fenazaquin Download PDFInfo
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- CN101653120A CN101653120A CN200910165908A CN200910165908A CN101653120A CN 101653120 A CN101653120 A CN 101653120A CN 200910165908 A CN200910165908 A CN 200910165908A CN 200910165908 A CN200910165908 A CN 200910165908A CN 101653120 A CN101653120 A CN 101653120A
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- fenazaquin
- mite
- special
- alkynes
- alkynes mite
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Abstract
The invention relates to a mite-killing composition comprising the effective components of fenazaquin and propargite, wherein the ratio of the fenazaquin and the propargite in parts by mass is 10:1-1:75. The fenazaquin and the propargite are compounded, which has an obvious synergistic action and can reduce the application quantity and delay the drug resistance of harmful mites. The invention canbe used for preventing and treating the harmful mites on crops and is especially suitable for preventing and treating the harmful mites on fruit trees, cotton and vegetables.
Description
Technical field
The present invention relates to a kind of miticide composition, be specially fenazaquin and the composite miticide composition of another acaricidal activity composition, be applied to prevent and treat the harmful mite on the crop with synergistic effect.
Background technology
Characteristics such as mite pest has breeding cycle weak point, big, the selfing degree height of breeding amount, and generation overlap is obvious are easy to generate pesticide resistance.Panonychus citri, Tetranychus cinnabarinus, Tetranychus urticae are the main harm mite classes on fruit tree, cotton, the vegetables.It is to solve resistance evil mite and delay the evil mite to produce one of main means of resistance that the medicament of the different mechanisms of action carries out composite.
Fenazaquin: English common name Fenazaquin, chemical name: 4-spy-butyl benzene ethyl quinazoline, molecular formula: C
20H
22N
20Its structural formula is:
This medicine is the quinolines miticide, by mitochondria and the chromosome set 1 of action of contace poison in cell, occupies the abutment of ubiquinone, thereby plays the effect of mite extremely.Citrus, European red mite are had the better prevention effect, and the lasting period is long, to natural enemies security.Do not have cross resistance with existing miticide, be particularly suitable for preventing and treating the pest mite class that existing miticide is produced resistance.But use as single agent, under a large amount of continuously single agent dispenser selection pressures, the evil mite easily produces resistance, is unfavorable for the integrated control of evil mite.
Alkynes mite spy has another name called Aomei spy, propargite, english common name: Propargite; Chemical molecular formula C
19H
26O
4S.Alkynes mite spy is the wide spectrum organosulfur acaricide, to becoming mite and if full preventive effect height.Quick-acting is good, and the lasting period is general, and toxicity is very low, and is little to people and animals and natural environment harm.To mite ovum weak effect, as a kind of miticide of long-term use, alkynes mite spy has produced resistance in various degree in long-term use, the defective that exists control efficiency to descend.
The characteristics of fenazaquin self have irreplaceable advantage on control of pest mite, and the defective that himself exists restricts its extensive use on control of pest mite again to a certain extent.
Summary of the invention
The purpose of this invention is to provide a kind of miticide composition, have synergistic effect, can reduce dosage, delay the advantage that the evil mite develops immunity to drugs, be used to prevent and treat the harmful mite on fruit tree, cotton, vegetables or the flowers and other crops.
The present invention is achieved by the following technical solutions:
A kind of miticide composition is characterized in that: wherein active ingredient is fenazaquin and alkynes mite spy, and fenazaquin and alkynes mite spy's mass ratio is 10: 1-1: 75.
Described miticide composition, according to demand of practical production, active ingredient is added auxiliary agent and excipients to be made agricultural according to production technology well known by persons skilled in the art and goes up adaptable any formulation, preferred dosage form is missible oil, wetting powder, suspending agent, water dispersible granules and microemulsion, and the active ingredient total content is 1%-90% in the composition.
As a kind of improvement of miticide composition of the present invention, active ingredient fenazaquin and alkynes mite spy's weight ratio preferably is 5 in the composition: 1-1: 30.
Composition pesticide of the present invention compared with prior art, beneficial effect is: 1, two kinds of compositions reduce the consumption of active ingredient in conjunction with having obvious synergistic effect in the composition, improve control efficiency, delay evil mite pesticide resistance and produce; 2. composition is made up of the different active ingredient of two class mechanism of action, makes full use of the mite advantage of killing of two active ingredients, to the mite ovum of evil mite, young mite (if full) with become mite that preventive effect is preferably all arranged, can be used for the control of pest mite of whole growing; 3. safety is good, meets the security requirement of pesticidal preparations.Reduce the whole growth spraying times in season, reduce the control cost, be of value to ecology and environmental protection.
Embodiment
The present invention is further described by following examples, but can not be considered as limitation of the present invention.
(1) prescription and preparation processing embodiment.Active component adopts former medicine of 99% fenazaquin and 95% propargite medicine in the embodiments of the invention.
The special missible oil of embodiment 1:33% fenazaquin alkynes mite
Fenazaquin 30.30g
The special 3.16g of alkynes mite
Calcium dodecyl benzene sulfonate (emulsifier) 5g
Phenethyl phenol polyethenoxy ether (emulsifier) 5g
Dimethylbenzene (solvent) complements to 100g
To contain former medicine, emulsifier and the cosolvent etc. of active component, add mixing kettle successively by formula rate, stir the special missible oil of 33% fenazaquin alkynes mite.(the special mass ratio of fenazaquin and alkynes mite is 10: 1)
Embodiment 2:24% fenazaquin propargite microemulsion
Fenazaquin 20.20g
The special 4.21g of alkynes mite
N-Methyl pyrrolidone (solvent) 10g
Calcium dodecyl benzene sulfonate (emulsifier) 8g
Phenethyl phenol polyethenoxy ether (emulsifier) 7g
Deionized water complements to 100g
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase, slowly add in the entry under stirring,, be chilled to room temperature and make 24% fenazaquin propargite microemulsion again through the rapid phase inversion of agitating heating.(the special mass ratio of fenazaquin and alkynes mite is 5: 1)
The special wetting powder of embodiment 3:45% fenazaquin alkynes mite
Fenazaquin 30.30g
The special 15.79g of alkynes mite
Lauryl sodium sulfate (wetting agent) 3g
Alkylnaphthalene sulfonate formaldehyde condensation products (dispersant) 5g
White carbon (filler) 6g
Kaolin (filler) is mended to 100g
Active component, various auxiliary agent and filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, promptly get the special wetting powder of 45% fenazaquin alkynes mite.(the special mass ratio of fenazaquin and alkynes mite is 2: 1)
The special missible oil of embodiment 4:42% fenazaquin alkynes mite
Fenazaquin 21.21g
The special 22.11g of alkynes mite
Calcium dodecyl benzene sulfonate (emulsifier) 5g
Phenethyl phenol polyethenoxy ether (emulsifier) 5g
Dimethylbenzene (solvent) complements to 100g
To contain former medicine, emulsifier and the cosolvent etc. of active component, add mixing kettle successively, stir, promptly get the special missible oil of 42% fenazaquin alkynes mite by formula rate.(the special mass ratio of fenazaquin and alkynes mite is 1: 1)
The special aqueous emulsion of embodiment 5:24% fenazaquin alkynes mite
Fenazaquin 8.08g
The special 16.84g of alkynes mite
Dimethylbenzene (cosolvent) 10g
Calcium dodecyl benzene sulfonate (emulsifier) 5g
Phenethyl phenol polyethenoxy ether (emulsifier) 5g
Deionized water complements to 100g
The former medicine of fenazaquin, cosolvent, emulsifier are added together, make and be dissolved into even oil phase; Special and the mixed water that gets of water with the alkynes mite; Under high-speed stirred, oil phase is mixed with water, make aqueous emulsion.(the special mass ratio of fenazaquin and alkynes mite is 1: 2)
Embodiment 6:12% fenazaquin propargite microemulsion
Fenazaquin 2.02g
The special 10.53g of alkynes mite
N-Methyl pyrrolidone (cosolvent) 10g
Calcium dodecyl benzene sulfonate (emulsifier) 8g
Phenethyl phenol polyethenoxy ether (emulsifier) 7g
Deionized water complements to 100g
Former medicine, cosolvent, emulsifier are added together, make and be dissolved into even oil phase, slowly add in the entry under stirring,, be chilled to room temperature and make microemulsion again through the rapid phase inversion of agitating heating.(the special mass ratio of fenazaquin and alkynes mite is 1: 5)
The special wetting powder of embodiment 7:42% fenazaquin alkynes mite
Fenazaquin 2.02g
The special 42.11g of alkynes mite
Lauryl sodium sulfate (wetting agent) 3g
Alkylnaphthalene sulfonate formaldehyde condensation products (dispersant) 5g
White carbon (filler) 6g
Kaolin (filler) is mended to 100g
Active component, various auxiliary agent and filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, promptly get the special wetting powder of 42% fenazaquin alkynes mite.(the special mass ratio of fenazaquin and alkynes mite is 1: 20)
The special water dispersible granules of embodiment 8:62% fenazaquin alkynes mite
Fenazaquin 2.02g
The special 63.16g of alkynes mite
Neopelex (wetting agent) 3g
Lignin sodium sulphate (dispersant) 4g
Alkylnaphthalene sulfonate formaldehyde condensation products (dispersant) 2g
Urea (disintegrant) 5g
Diatomite (filler) is mended to 100g
Said mixture is evenly mixed, and comminution by gas stream adds suitable quantity of water and kneading, and the mixture pelleting of gained promptly gets the special water dispersible granules of 62% fenazaquin alkynes mite.(the special mass ratio of fenazaquin and alkynes mite is 1: 30)
The special water dispersible granules of embodiment 9:76% fenazaquin alkynes mite
Fenazaquin 1.01g
The special 78.95g of alkynes mite
Neopelex (wetting agent) 3g
Lignin sodium sulphate (dispersant) 4g
Alkylnaphthalene sulfonate formaldehyde condensation products (dispersant) 2g
Urea (disintegrant) 5g
Diatomite (filler) is mended to 100g
Said mixture is evenly mixed, and comminution by gas stream adds suitable quantity of water and kneading, and the mixture pelleting of gained promptly gets the special water dispersible granules of 76% fenazaquin alkynes mite.(the special mass ratio of fenazaquin and alkynes mite is 1: 75)
(2) biological activity determination of the present composition and the test of pesticide effectiveness
1. Toxicity Determination
With the female one-tenth mite of Tetranychus cinnabarinus is subjects, employing leaf dish spray-on process (with reference to " NY/T 1154.13-2008 agricultural chemicals indoor bioassay test rule insecticide. the 13rd part: leaf dish spray-on process) "), the synergistic effect size of the special composite different proportion of mensuration fenazaquin and alkynes mite.Co-toxicity coefficient (CTC value) according to the abundant method calculation composition of Sun Yun:
Actual measurement toxicity index (ATI)=(standard medicament LC
50/ 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
When CTC≤80, then the composition performance is for antagonism, and when 80<CTC<120, then the composition performance is for summation action, and when CTC 〉=120, then the composition performance is synergistic effect.
Fenazaquin and alkynes mite special composite Toxicity Determination result on Tetranychus cinnabarinus show, fenazaquin and alkynes mite are special composite at ratio range 10: 1-1: between 75, can both show synergistic effect, especially 5: 1-1: between 30, synergistic effect is more obvious, and co-toxicity coefficient is at (table 1) more than 180
The composite Toxicity Determination on Tetranychus cinnabarinus of table 1 spiral shell mite ester and Amitraz
Handle | ??LC 50(mg/L) | ??ATI | ??TTI | ??CTC |
Fenazaquin | ??14.90 | ??100 | ||
Alkynes mite spy | ??31.62 | ??47.12 | ||
Fenazaquin 10: alkynes mite spy 1 | ??9.27 | ??160.7 | ??95.2 | ??168.9 |
Fenazaquin 5: alkynes mite spy 1 | ??8.49 | ??175.5 | ??91.2 | ??192.5 |
Fenazaquin 2: alkynes mite spy 1 | ??8.16 | ??182.6 | ??82.4 | ??221.7 |
Fenazaquin 1: alkynes mite spy 1 | ??8.03 | ??185.6 | ??73.6 | ??252.2 |
Fenazaquin 1: alkynes mite spy 2 | ??9.72 | ??153.3 | ??64.7 | ??236.8 |
Fenazaquin 1: alkynes mite spy 5 | ??11.81 | ??126.2 | ??55.9 | ??225.6 |
Fenazaquin 1: alkynes mite spy 20 | ??14.78 | ??100.8 | ??49.6 | ??203.1 |
Fenazaquin 1: alkynes mite spy 30 | ??16.56 | ??90.0 | ??48.8 | ??184.3 |
Fenazaquin 1: alkynes mite spy 75 | ??24.32 | ??61.3 | ??47.8 | ??128.1 |
2, the special composite field controling test of fenazaquin and alkynes mite to the cowpea red spider
Knapsack sprayer field spray method is adopted in test, chooses two spotted spider mite zone relatively uniformly takes place, and carries out test mark, the investigation of insect population radix, and even spraying was checked the borer population of living in 1 day, 7 days and 21 days.
The special composite preventive effect on the cowpea red spider of table 2 fenazaquin and alkynes mite
The result of the test that is used to prevent and treat the cowpea red spider shows, special composite the having significant synergies of fenazaquin and alkynes mite, aspect lasting effect also significantly better than single agent.After the dispenser 1 day, the preventive effect of each compound drug was all more than 85%, and minimum is 85.4%, is up to 91.5%, is higher than the preventive effect 74.1% of fenazaquin list agent, illustrates that compound drug has synergistic effect on quick-acting; After the dispenser 21 days, the preventive effect of each compound drug greater than 67.7% of the special single agent of alkynes mite, illustrated that synergistic effect is remarkable aspect lasting effect all more than 90%; 7 days control efficiency comparative illustration after the dispenser, the synergistic effect of compound drug is obvious.
Quick-acting and lasting effect improve, and show obvious synergistic effect, can reduce dosage, improve control efficiency, delay the drug-fast generation of evil mite, reduce environmental pollution.
Claims (5)
1, a kind of miticide composition is characterized in that: active ingredient is fenazaquin and alkynes mite spy, and fenazaquin is 10 with the ratio of alkynes mite spy's mass fraction: 1-1: 75.
2, miticide composition according to claim 1 is characterized in that the active ingredient fenazaquin and the ratio of alkynes mite spy's mass fraction are 5: 1-1: 30.
3, miticide composition according to claim 1 and 2 is characterized in that formulation is one or more in missible oil, microemulsion, aqueous emulsion, wetting powder and the water dispersible granules.
4, claim 1 or 2 described miticide compositions are used for the control of evil mite on the crop.
5, the purposes of miticide composition according to claim 4 is characterized in that being used to prevent and treat Panonychus citri, Tetranychus cinnabarinus and Tetranychus urticae.
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CN 200910165908 CN101653120B (en) | 2009-08-12 | 2009-08-12 | Mite-killing composition containing fenazaquin |
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CN 200910165908 CN101653120B (en) | 2009-08-12 | 2009-08-12 | Mite-killing composition containing fenazaquin |
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CN101653120A true CN101653120A (en) | 2010-02-24 |
CN101653120B CN101653120B (en) | 2012-12-19 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102308846A (en) * | 2011-04-28 | 2012-01-11 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing fenazaquin |
CN107980781A (en) * | 2017-12-05 | 2018-05-04 | 徐州农丰生物化工有限公司 | A kind of propargite fenazaquin compounded cream acaricide |
Family Cites Families (3)
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TW349094B (en) * | 1995-09-05 | 1999-01-01 | Basf Ag | Compositions and methods for controlling harmful fungi |
TW401275B (en) * | 1995-09-25 | 2000-08-11 | Basf Ag | Compositions and methods of controlling harmful fungi |
CN101473840A (en) * | 2009-01-15 | 2009-07-08 | 惠州市中迅化工有限公司 | Insecticidal composition containing avermectin and indoxacarb |
-
2009
- 2009-08-12 CN CN 200910165908 patent/CN101653120B/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102308846A (en) * | 2011-04-28 | 2012-01-11 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing fenazaquin |
CN107980781A (en) * | 2017-12-05 | 2018-05-04 | 徐州农丰生物化工有限公司 | A kind of propargite fenazaquin compounded cream acaricide |
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