CN101773140A - Compound pesticide of chlorantraniliprole and pyridaphenthion - Google Patents
Compound pesticide of chlorantraniliprole and pyridaphenthion Download PDFInfo
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- CN101773140A CN101773140A CN201010104632A CN201010104632A CN101773140A CN 101773140 A CN101773140 A CN 101773140A CN 201010104632 A CN201010104632 A CN 201010104632A CN 201010104632 A CN201010104632 A CN 201010104632A CN 101773140 A CN101773140 A CN 101773140A
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- rynaxypyr
- pyridaphethione
- pyridaphenthion
- chlorantraniliprole
- rice
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Abstract
The invention discloses a compound pesticide of chlorantraniliprole and pyridaphenthion, which belongs to the technical field of pesticides. The compound pesticide of the chlorantraniliprole and the pyridaphenthion is characterized by containing 0.2 to 2.5 percent of the chlorantraniliprole and 9.0 to 29.8 percent of the pyridaphenthion. The compound pesticide of the chlorantraniliprole and the pyridaphenthion has the advantages of obvious synergic action, wide insecticidal spectrum, quick response, good lasting effect, low toxicity, small harms to the environment and human bodies, low production cost, and very good control effect on rice cnaphalocrocis medinalis and chilo suppressalis.
Description
Technical field
The invention belongs to technical field of pesticide, be specially Rynaxypyr and pyridaphethione Recompounded pesticide.
Background technology
Rynaxypyr (chlorantraniliprole), its chemistry 3-bromo-N-{4-chloro-2-methyl by name-6-[(methylamino) carbonyl] phenyl }-1-(3-chloro-2-pyridine radicals)-1H-pyrazoles-5-acid amides, molecular formula: C
18H
14BrC
12N
6O
2Rynaxypyr is first broad spectrum pesticide with novel mebenil yl-benzamide class chemical constitution, and the maximum characteristics of this insecticide are its unique chemical structure, the novel mode of action, the biological property and the environmental ecology safety of high-efficiency broad spectrum.Rynaxypyr can effectively be prevented and treated nearly all important lepidoptera pest and other insect of part; rice-stem borer, paddy stem borer and rice leaf roller there is special efficacy; all effective to pink rice borer, rice plant skipper, rice thrips, rice stinkbug first; larvicidal activity and lasting effect provide outstanding crop protection effect efficiently for they; and the application time is flexible, and is fool proof to crop.Rynaxypyr has rapid prevention insect feed, efficient activity and the good resistance of rainwater washing against performance of being detained, and has realized the quick-acting of plant protection and good lasting effect.Rynaxypyr has the novel mode of action, its activation by insect ryania acceptor reaches the purpose of pest control, can effectively prevent and treat the insect that other insecticide is produced resistance, its toxicity to mammal, fish and birds is extremely low, this makes Rynaxypyr be particularly suitable for the insect comprehensive regulation, set up the new mark post of insecticide, but because its drug cost height, thereby have limitation in actual applications.
Pyridaphethione has another name called rattle away clean pine, the clean sulphur phosphorus of rattling away, and chemical name is O, and O-diethyl-O-(2,3-dihydro-3-oxo-2-phenyl-6-rattle away the base of tremnbling) thiophosphate is the organophosphorus insecticide of a kind of efficient, low toxicity, low-residual.Its insecticidal spectrum is wide, is a kind of tagging and stomach insecticide, and the various pests on the crops such as paddy rice, wheat, cotton, rape, vegetables, fruit tree is had good control efficiency.It also is a kind of low toxicity organophosphorous pesticide simultaneously, and safe in utilization, along with the forbidding of country to five high malicious organic phosphor kinds, pyridaphethione is one of desirable alternative kind.
Summary of the invention
In view of the above-mentioned problems in the prior art, the objective of the invention is to design provides a kind of toxicity low, insecticidal spectrum is wide, quick-acting good with lasting effect, synergistic effect is obvious, can stop and delay the pest resistance to insecticide development, and the technical scheme of lower-cost Rynaxypyr and pyridaphethione Recompounded pesticide, this Recompounded pesticide is good to the control efficiency of paddy rice rice leaf roller, striped rice borer.
Described Rynaxypyr and pyridaphethione Recompounded pesticide, the content that it is characterized in that the active ingredient Rynaxypyr are 0.2%～2.5% (weight), and the content of active ingredient pyridaphethione is 9.0%～29.8% (weight).
Described Rynaxypyr and pyridaphethione Recompounded pesticide, the content that it is characterized in that Rynaxypyr are 0.5%～2.5% (weight), and the content of pyridaphethione is 17.5%～19.5% (weight).
Described Rynaxypyr and pyridaphethione Recompounded pesticide, the content that it is characterized in that Rynaxypyr are 1.0%～1.5% (weight), and the content of pyridaphethione is 18.5%～19.0% (weight).
Rynaxypyr and pyridaphethione Recompounded pesticide are significant aspect controlling crop diseases and insect pests, and the better prevention effect is arranged.
Described Rynaxypyr and pyridaphethione Recompounded pesticide, according to its purposes, can be processed into multiple formulation: missible oil (former medicine+solvent+emulsifier), water dispersible granules (former medicine, bleeding agent, diffusant, wetting agent, binding agent, filler etc.), its composite production technology and usual auxiliaries all belong to existing known technology, do not repeat them here.
Above-mentioned Rynaxypyr and pyridaphethione Recompounded pesticide, insecticidal spectrum is wide, and quick-acting is good; Because it is its toxicity is low, therefore little to the harm of environment and human body; And production cost is lower.This Recompounded pesticide is good to the control efficiency of paddy rice rice leaf roller, striped rice borer.
Embodiment
Now in conjunction with embodiments of the invention and corresponding test, the invention will be further described.In these embodiments, unless otherwise indicated, all percentages all are weight percentage.
Embodiment 1: Rynaxypyr adopts N.N-dimethyl formamide (D.M.F) to make solvent, adds emulsifier and is configured to 10% missible oil; Pyridaphethione is also made solvent with D.M.F, adds emulsifier and is configured to 30% missible oil, is mixed with 20% Rynaxypyr pyridaphethione mixture in the ratio of Rynaxypyr 1.0% and pyridaphethione 19.0%.
Embodiment 2: Rynaxypyr adopts N.N-dimethyl formamide (D.M.F) to make solvent, adds emulsifier and is configured to 10% missible oil; Pyridaphethione is also made solvent with D.M.F, adds emulsifier and is configured to 30% missible oil, is mixed with 20% Rynaxypyr pyridaphethione mixture in the ratio of Rynaxypyr 1.5% and pyridaphethione 18.5%.
Experiment one: the different proportionings of Rynaxypyr pyridaphethione mixed agent are to the evaluation of pesticide effectiveness of striped rice borer.
Adopt virulence simultaneous determination method, test proportioning and the results are shown in Table 1.
The different proportionings of table 1 Rynaxypyr pyridaphethione mixed agent are to the evaluation of pesticide effectiveness result of striped rice borer 4-5 instar larvae
Find out that from the Preliminary screening of above-mentioned mixed agent content total content is that 20% o'clock drug effect is comparatively suitable.List is with being that mu is used active ingredient 2g on producing for Rynaxypyr, and agricultural chemicals mu cost is a 15-16 unit, under the prerequisite of considering insecticidal effect, reduces the mu consumption of Rynaxypyr, gets the mu cost to reach this Recompounded pesticide of reduction.
Experiment two: the Rynaxypyr pyridaphethione is measured the synergy of striped rice borer
It is 5.0000-80.0000mg/L that the dosage of Rynaxypyr is provided with 5 geometric ratio dosage, and the dosage of pyridaphethione is set to 5 geometric ratio dosage 12.5000-200.0000mg/L.Blank D.M.F is 33.3mg/L, and proportioning sees Table 2.Rynaxypyr adopts N.N-dimethyl formamide (D.M.F) to make solvent, adds emulsifier and is configured to 10% missible oil; Pyridaphethione is also made solvent with D.M.F, adding emulsifier is configured to 30% missible oil standby (Rynaxypyr 96.45% former powder is provided by Zhejiang Shenghua Biok Biology Co., Ltd., pyridaphethione 95% former powder is provided by the new Saden agricultural chemicals in Anhui limited company, down together).Adopting dip method, is striped rice borer (Chilosuppressalis) 4-5 instar larvae for the examination target.With reference to the agricultural industry criteria NY/T 1154.6-2006 of the People's Republic of China (PRC).Test data machine DPS software systems is as calculated handled, and obtains the LC of each medicament
50, toxicity regression line and 95% confidence interval.Co-toxicity coefficient is greater than 120, and showing has synergistic effect; If co-toxicity coefficient is less than 100, then expression has antagonism; Near 100 is summation action.Result of the test is as table 3-5.
Table 2 Rynaxypyr pyridaphethione mixture is mixed with 5 different proportionings of 20% concentration
Table 3 Rynaxypyr pyridaphethione mixture is to the toxicity test of striped rice borer table as a result
Table 4 Rynaxypyr and pyridaphethione are to the test of pesticide effectiveness result of striped rice borer 4-5 instar larvae
Each prescription of table 5 is to the test of pesticide effectiveness (each is handled the examination borer population and is respectively the 36-40 head) of striped rice borer 4-5 instar larvae
Measurement result shows: five prescriptions of 20% Rynaxypyr pyridaphethione mixed agent, its co-toxicity coefficient has synergistic effect preferably all greater than 120.Consider from aspects such as cost and preventive effects, think that prescription two or three can be used as optimization of C and selects.
Experiment three: the field control effectiveness test of Rynaxypyr pyridaphethione mixed agent control striped rice borer
Checking 200 gram/kilogram Rynaxypyr pyridaphethione mixed agents (missible oil) reach the safety to paddy rice to the field control effect of striped rice borer, suitable consumption, for applying of this product provides foundation.Experimental scheme sees Table 6.Wherein, prescription two is seen experiment two (Rynaxypyr 1.0%+ pyridaphethiones 19.0%)
The experimental design of table 6 reagent agent
The field control result of table 7 200 gram/kilogram Rynaxypyr pyridaphethione mixed agents control striped rice borer
200 gram/kilogram Rynaxypyr pyridaphethione mixed agents, mu restrains with 100, and average withered heart rate is 0.38%, and control efficiency is 97.4%; 200 gram/kilogram Rynaxypyr mus restrain with 10, and withered heart rate is 1.3%, control efficiency 91.0%; 200 gram/kilogram pyridaphethione mus restrain with 100, and withered heart rate reaches 4.7%, and control efficiency only is about 67.7%.Mixed agent and two single agent applying areas, paddy growth is normal, and no symptom of chemical damage takes place.
Test the biological activity determination of four: 20% Rynaxypyr pyridaphethione mixtures (prescription three) to rice leaf roller
Concentration ratio by Rynaxypyr 1.5% and pyridaphethione 18.5% is mixed with 20% Rynaxypyr pyridaphethione mixture; With two single agent medicament in contrast.Adopt N.N-dimethyl formamide (D.M.F) to make solvent, add emulsifier, be configured to 10% Rynaxypyr missible oil and pyridaphethione 30% missible oil.It is 3.1250-50.0000mg/L that Rynaxypyr is provided with 5 geometric ratio dosage, and the dosage of pyridaphethione is set to 5 geometric ratio dosage 25.0000-400.0000mg/L.20% Rynaxypyr pyridaphethione (1.5%+18.5%) mixture is set to 5 geometric ratio dosage 12.5000-200.0000mg/L; Blank D.M.F is 33.3mg/L.Adopting dip method, is rice leaf roller 4-5 instar larvae for the examination target.With reference to the agricultural industry criteria NY/T of the People's Republic of China (PRC) 1154.7～2006.Result of the test is as table 8-9.
Table 8 20% Rynaxypyr pyridaphethione mixture (prescription three) mixture is to the toxicity test of rice leaf roller table as a result
Table 9 20% Rynaxypyr pyridaphethione (prescription three) mixture is to the evaluation of pesticide effectiveness of rice leaf roller 4-5 instar larvae
Measurement result shows: 20% Rynaxypyr pyridaphethione mixed agent (1.5%+18.5%) is to the LC of rice leaf roller 4-5 instar larvae
50And LC
95Be respectively 7.5652mg/L and 878.6260mg/L, contrast medicament Rynaxypyr is to the LC of rice leaf roller 4-5 instar larvae
50And LC
95Be respectively 5.4565mg/L and 78.7709mg/L; Pyridaphethione is to the LC of rice leaf roller 4-5 instar larvae
50And LC
95Be respectively 83.7872mg/L and 2248.8593mg/L.This mixture all is higher than two contrast medicaments to the activity of rice leaf roller.
Experiment five: the field control effectiveness test of Rynaxypyr pyridaphethione mixed agent control rice leaf roller
In order to verify that 200 gram/kilogram Rynaxypyr pyridaphethione mixed agents (missible oil) reach the safety to paddy rice to the field control effect of rice leaf roller, suitable consumption, for applying of this product provides foundation.The examination worm is used rice leaf roller, and the test water rice varieties is excellent No. 1 tillering stage of middle Zhejiang.Experimental design sees Table 10, the results are shown in Table 11.
The experimental design of table 10 reagent agent
Table 1 1200 gram/kilogram Rynaxypyr pyridaphethione mixed agents are to the field control result of rice leaf roller
*Behind the medicine 4 days, average hundred clumps of total leaf numbers were 9030; 10 days average hundred clumps of total leaf numbers are 8740 behind the medicine.
200 gram/kilogram Rynaxypyr pyridaphethiones (prescription two) mixed agent missible oil, mu restrains with 100, and the leaf roll control efficiency of 10 days investigation prevention rice leaf roller is 88.1% behind the medicine, and the worm rate of going down of living is 90.1%.Exceed 13% than 100 gram/kilogram Rynaxypyr mus with the 20 leaf roll control efficiency that restrain, the worm that the lives rate that goes down hangs down 5.3%, exceeds 33.2% than 200 gram/kilogram pyridaphethione mus with the 100 leaf roll control efficiency that restrain, and the worm rate of going down of living exceeds 45.3%.Because the content of Rynaxypyr is 0.8 gram in the mixed agent, single content with 20 gram/kilogram Rynaxypyrs is 2 grams, and this agricultural chemicals reduces 60%.Therefore, the pesticide cost of mixed agent will reduce more than 20% with Rynaxypyr than single.After the two medicament dispensers of mixed agent and composition, paddy growth is normal, and no symptom of chemical damage takes place.
Claims (4)
1. Rynaxypyr and pyridaphethione Recompounded pesticide, the content that it is characterized in that Rynaxypyr is 0.2%～2.5% (weight), the content of pyridaphethione is 9.0%～29.8% (weight).
2. Rynaxypyr as claimed in claim 1 and pyridaphethione Recompounded pesticide, the content that it is characterized in that Rynaxypyr are 0.5%～2.5% (weight), and the content of pyridaphethione is 17.5%～19.5% (weight).
3. Rynaxypyr as claimed in claim 1 and pyridaphethione Recompounded pesticide, the content that it is characterized in that Rynaxypyr are 1.0%～1.5% (weight), and the content of pyridaphethione is 18.5%～19.0% (weight).
4. the described Rynaxypyr of arbitrary claim of claim 1 to 3 and the pyridaphethione Recompounded pesticide application aspect the control crop pest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010104632 CN101773140B (en) | 2010-01-29 | 2010-01-29 | Compound pesticide of chlorantraniliprole and pyridaphenthion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010104632 CN101773140B (en) | 2010-01-29 | 2010-01-29 | Compound pesticide of chlorantraniliprole and pyridaphenthion |
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| CN101773140A true CN101773140A (en) | 2010-07-14 |
| CN101773140B CN101773140B (en) | 2012-12-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102067877A (en) * | 2011-01-21 | 2011-05-25 | 中国水稻研究所 | Chlorantraniliprole and fenitrothion complex pesticide |
| CN102265899A (en) * | 2011-08-11 | 2011-12-07 | 湖北仙隆化工股份有限公司 | Compound pesticide containing chlorantraniliprole and phosmet and preparation method thereof |
| CN103120184A (en) * | 2012-06-01 | 2013-05-29 | 北京明德立达农业科技有限公司 | Fosthiazate pesticide composition and application thereof |
-
2010
- 2010-01-29 CN CN 201010104632 patent/CN101773140B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102067877A (en) * | 2011-01-21 | 2011-05-25 | 中国水稻研究所 | Chlorantraniliprole and fenitrothion complex pesticide |
| CN102067877B (en) * | 2011-01-21 | 2013-04-24 | 中国水稻研究所 | Chlorantraniliprole and fenitrothion complex pesticide |
| CN102265899A (en) * | 2011-08-11 | 2011-12-07 | 湖北仙隆化工股份有限公司 | Compound pesticide containing chlorantraniliprole and phosmet and preparation method thereof |
| CN102265899B (en) * | 2011-08-11 | 2013-08-07 | 湖北仙隆化工股份有限公司 | Compound pesticide containing chlorantraniliprole and phosmet and preparation method thereof |
| CN103120184A (en) * | 2012-06-01 | 2013-05-29 | 北京明德立达农业科技有限公司 | Fosthiazate pesticide composition and application thereof |
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| CN101773140B (en) | 2012-12-12 |
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