CN104430469A - Pesticide composition containing pyriproxyfen and sulfoxaflor - Google Patents
Pesticide composition containing pyriproxyfen and sulfoxaflor Download PDFInfo
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- CN104430469A CN104430469A CN201410709627.4A CN201410709627A CN104430469A CN 104430469 A CN104430469 A CN 104430469A CN 201410709627 A CN201410709627 A CN 201410709627A CN 104430469 A CN104430469 A CN 104430469A
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- CN
- China
- Prior art keywords
- nylar
- fluorine pyridine
- worm amine
- sulfoxaflor
- pyridine worm
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses a pesticide composition containing pyriproxyfen and sulfoxaflor. Pyriproxyfen and sulfoxaflor are taken as effective components; the ratio of the pyriproxyfen to the sulfoxaflor in parts by weight is (30:1) to (1:30); the total weight percentage of the pyriproxyfen and the sulfoxaflor in the pesticide composition is 5%-80%; the pesticide composition is prepared into application dosage forms of a suspending agent and water dispersible granules in practical application; the pesticide composition disclosed by the invention has obvious synergetic effects on thrips palmi; the control efficiency is improved; meanwhile, the dosage of pesticides is reduced; the residual quantity of the pesticides on crops is reduced; and the environmental pollution is relieved.
Description
Technical field
The present invention relates to pesticide field, specifically Nylar and the combination of fluorine pyridine worm amine nitrile, be applied to agricultural insect pests control.
Background technology
Thrips is a kind of common insect pest on melon crop, and thrips inhales plant tender tissue (branch, blade, flower, fruit etc.) juice with adult and nymph file, and killed tender leaf, tender shoot mutation are hard curling withered, and plant strain growth is slow, shortened internodes; Can harden after the tender fruit of children (as eggplant, cucumber, watermelon etc.) is killed, cause shedding time serious, have a strong impact on yield and quality.
Nylar is a kind of chitin synthesis inhibitor of juvenile hormone type, has strong ovicidal action.Also there is interior absorption transfer activity, the larva after being hidden in blade back can be affected.The inhibitory action of insect is shown that affecting insect changes in quality and breeding.
Fluorine pyridine worm amine nitrile is sulfimide insecticides, acts on the nervous system of insect, namely acts on binding site unique in choline receptor and plays insecticidal function, can through leaf, stem, root absorption and entering in plant corpus.
In factual survey research, we find, by Nylar and the combination of fluorine pyridine worm amine nitrile, obviously preventive and therapeutic effect is had to thrips, according to long-term tracking test, this complex agent type, in actual application, comparatively resistance is given birth in difficult labour, and in use, consumption is very low, very little to the negative effect of environment.After further study, the present invention is completed.
Summary of the invention
The object of the invention is to solve in prior art to insect develop immunity to drugs problem and actual control efficiency poor, provide a kind of efficient, low toxicity, quick-acting are good and the lasting period is long, are conducive to the composition pesticide of integrated pest management.
This agricultural insecticide composition is another object of the present invention is to be applied to control yellow thrips.Technical solution of the present invention: for achieving the above object, the invention provides the composition pesticide that a kind of active ingredient is made up of Nylar and fluorine pyridine worm amine nitrile, the ratio of weight and number of Nylar and fluorine pyridine worm amine nitrile is 30:1 ~ 1:30, Nylar and the cumulative percent by weight of fluorine pyridine worm amine nitrile weight summation in composition pesticide are 5-80%, and all the other are allow in agricultural chemicals to use and acceptable auxiliary element.
Composition pesticide provided by the invention makes the application forms comprising suspending agent, water dispersible granules etc. when practical application.
The pesticidal preparations auxiliary element used also is needed in composition pesticide provided by the invention, comprise solvent, emulsifier, wetting agent, stabilizing agent, dispersant, thickener, pH adjusting agent, defoamer, antifreezing agent, deionized water, filler etc., be all various auxiliary agents conventional in Pesticide formulation, concrete composition and consumption are determined by simple test according to recipe requirements.
The production technology of the various application forms of composition pesticide provided by the invention all belongs to existing known technology, does not repeat them here.
Composition pesticide provided by the invention, usually adopts the method for spraying to use, also can adopt other operation techniques agriculturally applied as required.Such as conventional Pesticide use method: spray-on process, bait method, seed treatment, seed pelleting method, soil treatment method, fumigating system, fumigation method, semar technique etc.
Frequency of administration and the amount of application of composition pesticide control yellow thrips of the present invention change with crops, insect, weather condition and have small variations, can by the object using suitable dosage reach effectively control.
Compared with prior art, the invention has the advantages that:
1, Nylar and the combination of fluorine pyridine worm amine nitrile have synergistic function, and the control efficiency of composition is significantly improved than single dose, reduces the using dosage of agricultural chemicals, decreases the impact of agricultural chemicals on environment, reduces drug cost.
2, the active ingredient mechanism of action of composition pesticide provided by the invention is different, and the application of composition can delay or overcome the generation of pest resistance to insecticide, increases the service life, and is conducive to the comprehensive regulation of insect.
Embodiment
In order to make object of the present invention, technical scheme and advantage more short and sweet, the following specific embodiment of the present invention is described, but the present invention is only limitted to absolutely not these embodiments.The following stated is only the good embodiment of the present invention, only for describing the present invention, can not be interpreted as the restriction to scope of the present invention.It should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent 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 claims.
Content described in embodiment is all weight percentage.
Embodiment one: Nylar and the combination of fluorine pyridine worm amine nitrile are tested yellow thrips toxicity test
With reference to the method in NY/T 1154.6 1 2006 standard, adopt dip method.Choose healthy and strong yellow thrips 3 nymph in age, provoking with writing brush and being carried on the back to be bonded at posts on the slide of double faced adhesive tape, every agreement that contracts a film or TV play to an actor or actress 35, be placed in culture dish, moisturizing after 2h, often only tries worm with 6 times of stereoscope inspections under 26 DEG C of conditions, removes the individuality that oneself is dead and very not active, make there are 25 cephalonts in every slide, often process 2 slides; Immerse with the slide one end being stained with examination worm and to be measured shake slide gently in reagent liquid, take out after leaching 5s, suck unnecessary liquid, put into culture dish with blotting paper, the biochemical cultivation case moisturizing being placed in 26 DEG C is cultivated.Often process arranges 4 repetitions, and using the water containing DMF solvent and 0.1%Tween80 emulsifier as blank.
Investigation method: check examination worm death condition after 24h, line item of going forward side by side, the dead criterion of examination worm counts death for contacting examination with writing brush gently worm being reactionless.
Synegism evaluation method: with reference to the method in NY/T 1154.7-2006 standard, the co-toxicity coefficient (CTC) of mixture is calculated according to the abundant method of Sun Yun, CTC≤120 show as synergistic effect, CTC≤80 show as antagonism, and 80<CTC<120 shows as summation action.Co-toxicity coefficient computing formula is as follows:
Actual measurement toxicity index (ATI)=(standard agent LC
50/ reagent agent LC
50) × 100
In theoretical toxicity index (TTI)=A medicament toxicity index × mixture A percentage composition+B medicament toxicity index × mixture in the percentage composition of B
Co-toxicity coefficient (CTC)=[the theoretical toxicity index (TTI) of mixture actual measurement toxicity index (ATI)/mixture] × 100
Data statistic analysis
All test datas all adopt DPS v14.10 statistical software to analyze.Lethality (%) and corrected mortality (%) is calculated, if contrast lethality is lower than 5%, then without the need to correcting according to test data; Contrast lethality between 5%-20%, then needs to correct; Contrast lethality is greater than 20%, and test needs are reformed.Obtain toxicity regression formula, correlation coefficient (r), LC
50and LC
90and 95% confidence limit.
Interpretation of result and discussion
By table 1 Nylar and fluorine pyridine worm amine nitrile mixture, the Toxicity Determination result to yellow thrips shows, Nylar and fluorine pyridine worm amine nitrile are respectively at 30:1,20:1,10:1,1:1,1:10,1:20 and 1:30 combine, co-toxicity coefficient (CTC) is greater than 120, illustrates that Nylar and fluorine pyridine worm amine nitrile combine synergistic function.
Table 1, Nylar and fluorine pyridine worm amine nitrile mixture are to the Toxicity Determination result of yellow thrips
Embodiment two: 20% Nylar fluorine pyridine worm amine nitrile suspending agent
Nylar 10%, fluorine pyridine worm amine nitrile 10%, alkylnaphthalene sulfonate 9%, alkylphenol-polyethenoxy base ether phosphate 11%, potassium hydroxide 3%, xanthans 3%, propane diols 2%, organic silicone oil 5%, deionized water supplies 100%.By above-mentioned mixing of materials, sand milling in high speed shear dispersion, sand mill, the high dispersive formed in water-medium, stable suspension system, can obtain 20% Nylar fluorine pyridine worm amine nitrile suspending agent.
Embodiment three: 55% Nylar fluorine pyridine worm amine nitrile water dispersible granules
Nylar 15%, fluorine pyridine worm amine nitrile 40%, naphthalenesulfonate formaldehyde condensation compound 12%, alkyl sulfate 10%, urea 3%, polyvinyl alcohol 2%, sodium hydroxide 2%, kaolin supply 100%.Above-mentioned mixing of materials is even, pulverize with micro jet, through mediating, then adding in fluidized-bed granulation dryer and carrying out granulation, drying, screening, 55% Nylar fluorine pyridine worm amine nitrile water dispersible granules can be obtained.
Embodiment four: field control effectiveness test
Trial crops: joint melon, after planting 27 days
Subjects: thrips, phase dispenser of starting
Test period: 3 to 23 April in 2014
Test area: each process plot area is 50m
2.Through identical with check plot of the community water and fertilizer management of overtesting process.
Pilot survey: insect population number is investigated using every community as a process, each community random selecting three points for investigation.Thrips is investigated, and each point chooses three blades, and statistical data is the insect population investigation mean of three points in each community.
Data statistical approach:
Insect population number × 100 before Revision insect recluced rate (%)=(before dispenser after insect population number-dispenser insect population number)/dispenser
Control efficiency (%)=(treatment region Revision insect recluced rate-blank district Revision insect recluced rate)/(100-blank district Revision insect recluced rate) × 100
Shown by table 2 Nylar and fluorine pyridine worm amine cyanide composition field control yellow thrips pharmacodynamic results, 20% Nylar fluorine pyridine worm amine nitrile suspending agent and 55% Nylar fluorine pyridine worm amine nitrile water dispersible granules control yellow thrips successful are better than 10% Nylar missible oil, 50% fluorine pyridine worm amine nitrile water dispersible granules, illustrate that Nylar and the combination of fluorine pyridine worm amine nitrile are compared with existing unitary agent, insecticidal effect significantly improves, and the lasting period is long, to crop safety, be worth applying in agricultural production.
Table 2, Nylar and fluorine pyridine worm amine cyanide composition field control yellow thrips pharmacodynamic results table
In sum, the present invention adopts two kinds of active components to be the compound insecticidal miticide composition of Nylar and fluorine pyridine worm amine nitrile, has synergistic function, compared with existing unitary agent, insecticidal effect significantly improves, and the lasting period is long, to crop safety, be worth applying in agricultural production.
Claims (3)
1. one kind contains the composition pesticide of Nylar and fluorine pyridine worm amine nitrile, it is characterized in that: active ingredient is made up of Nylar and fluorine pyridine worm amine nitrile, the ratio of weight and number of Nylar and fluorine pyridine worm amine nitrile is 30:1 ~ 1:30, and Nylar and the cumulative percent by weight of fluorine pyridine worm amine nitrile weight summation in composition pesticide are 5-80%.
2. Pesticidal combination according to claim 1, is characterized in that: make the application forms comprising suspending agent, water dispersible granules when practical application.
3. according to claim 1 and Pesticidal combination according to claim 2, it is characterized in that: for preventing and treating insect agriculturally, being particularly useful for preventing and treating yellow thrips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410709627.4A CN104430469A (en) | 2014-11-26 | 2014-11-26 | Pesticide composition containing pyriproxyfen and sulfoxaflor |
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|---|---|---|---|
| CN201410709627.4A CN104430469A (en) | 2014-11-26 | 2014-11-26 | Pesticide composition containing pyriproxyfen and sulfoxaflor |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247453A (en) * | 1997-02-12 | 2000-03-15 | 道农业科学公司 | Synergistic juvenoid/chitin synthesis inhibitor termiticide compsns. |
| WO2007095229A2 (en) * | 2006-02-10 | 2007-08-23 | Dow Agrosciences Llc | Insecticidal n-substituted (6-haloalkylpyridin-3-yl)alkyl sulfoximines |
| CN101657102A (en) * | 2007-04-12 | 2010-02-24 | 巴斯夫欧洲公司 | The pesticide combination that comprises cyanosulfoximine compounds |
| CN104397004A (en) * | 2014-10-23 | 2015-03-11 | 北京燕化永乐生物科技股份有限公司 | Pesticide composition |
-
2014
- 2014-11-26 CN CN201410709627.4A patent/CN104430469A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247453A (en) * | 1997-02-12 | 2000-03-15 | 道农业科学公司 | Synergistic juvenoid/chitin synthesis inhibitor termiticide compsns. |
| WO2007095229A2 (en) * | 2006-02-10 | 2007-08-23 | Dow Agrosciences Llc | Insecticidal n-substituted (6-haloalkylpyridin-3-yl)alkyl sulfoximines |
| CN102153506A (en) * | 2006-02-10 | 2011-08-17 | 美国陶氏益农公司 | Insecticidal n-substituted (6-haloalkylpyridin-3-yl)alkyl sulfoximines |
| CN101657102A (en) * | 2007-04-12 | 2010-02-24 | 巴斯夫欧洲公司 | The pesticide combination that comprises cyanosulfoximine compounds |
| CN104397004A (en) * | 2014-10-23 | 2015-03-11 | 北京燕化永乐生物科技股份有限公司 | Pesticide composition |
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Application publication date: 20150325 |