CN103039461B - Pesticide composition containing zinc bacteria amine and hexaconazole - Google Patents
Pesticide composition containing zinc bacteria amine and hexaconazole Download PDFInfo
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- CN103039461B CN103039461B CN201210546401.8A CN201210546401A CN103039461B CN 103039461 B CN103039461 B CN 103039461B CN 201210546401 A CN201210546401 A CN 201210546401A CN 103039461 B CN103039461 B CN 103039461B
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- bacterium amine
- rice blast
- hexaconazole
- pesticide composition
- azoles alcohol
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Abstract
The invention relates to a pesticide composition containing zinc bacteria amine and hexaconazole, which is used for preventing and curing the rice blast. The effective components of the pesticide composition consist of the zinc bacteria amine and the hexaconazole, and are prepared to a suspending agent in actual use. Through the indoor toxicity measurement experiments and the field efficacy trials, the pesticide composition has excellent preventing and curing effect on the rice blast, has environment-friendly drug form, is easy to use, and has stronger operability and actual application value.
Description
Technical field
The present invention relates to a kind of composition pesticide, specifically a kind of composition pesticide containing pungent bacterium amine and own azoles alcohol, for preventing and treating rice blast.
Background technology
Pungent bacterium amine, being a kind of environment-friendly type amino acids high molecular polymer bactericide, is high-tech of new generation, environment-friendly type, high-efficiency broad spectrum, low toxicity bactericide.Its sterilization mechanism can produce ionization in aqueous, its hydrophilic group part contains strong electropositive, the each bacterioid of absorption usually in negative electricity, virus thus inhibit bacterium, viral breeding, solidify germ protein, it is the sex change of germ enzyme system, add that film that polymer is formed plugs the ion channel of this part microorganism, make its death by suffocation immediately, thus reach bactericidal effect.Half-and-half know, load, flagellum, four subphylum class fungies such as ascus, bacterium, virus there is good control efficiency, have good prevention, treat, root out effect, Long-Time Service does not produce resistance.
Own azoles alcohol, belongs to triazole bactericidal agent, sterol demethylation inhibitors, and the disease caused fungi especially Basidiomycota and Ascomycota has protection and the therapeutic action of broad spectrum activity.The biosynthesis of the cell membrane important composition composition ergosterol of destruction and prevention germ, causes cell membrane not formed, and makes germ dead, has interior suction, protection and therapeutic activity.Effectively prevent and treat disease caused by sac fungi, basidiomycetes and imperfect fungus, especially have excellent protection and eradicant action to disease such as powdery mildew, rust, scab, brown spot, anthracnose etc. that Basidiomycetes and Ascomycetes cause.Good preventive effect is had to rice sheath blight disease, rice blast.
Rice blast is one of important disease of paddy rice, can cause the significantly underproduction, and the underproduction 40% ~ 50% time serious, even No kernels or seeds are gathered, as in a year of scarcity.All generation is had, blade of mainly causing harm, stem stalk, fringe portion all over the world.Be divided into seedling pest, leaf pest, joint pest, panicle blast, grain pest according to period of causing harm, position difference, especially panicle blast or joint pest occur early and weigh, and can cause dead ears so that total crop failure.
In factual survey research, inventor finds, is undertaken composite, have obviously synergy preventive and therapeutic effect to rice blast by pungent bacterium amine and own azoles alcohol, and in use, effectively reduces pesticide active ingredient consumption, little to the negative effect of environment.
Summary of the invention
The object of the invention is pungent bacterium amine different for the mechanism of action and own azoles alcohol to carry out composite, providing the bactericidal composition of a kind of efficient, low toxicity, environmental protection, low-residual, for preventing and treating rice blast.
Technical scheme of the present invention: a kind of composition pesticide containing pungent bacterium amine and own azoles alcohol, with pungent bacterium amine and own azoles alcohol for active ingredient, pungent bacterium amine and own azoles alcohol ratio of quality and the number of copies are in the composition 1:10 ~ 10:1, and preferred mass portion rate is 1:2.
Composition pesticide of the present invention adds the pesticidal preparations such as auxiliary agent and excipients auxiliary element, and the production technology all known according to those skilled in the art makes suspending agent.
Composition pesticide of the present invention is mainly used in preventing and treating rice blast.
, early stage or the use of disease initial stage of origination should be there is in disease when applying in composition pesticide of the present invention.
Bactericidal composition of the present invention, usually adopts the method for spraying to use, also can adopt other operation techniques agriculturally applied as required.
Beneficial effect of the present invention is as follows.
1, composition pesticide provided by the invention, show obvious synergistic effect for rice blast, the control efficiency of composition is significantly improved than single dose, reduces the using dosage of agricultural chemicals, reduce drug cost, decrease the adverse effect of agricultural chemicals to ecotope.
2, two kinds of active ingredient mechanism of action of composition pesticide provided by the invention are different, can overcome the single shortcoming making with medicament easily produce resistance for a long time, extend the service life of medicament, to the comprehensive regulation important in inhibiting of disease.
3, the composition pesticide formulation environmental protection provided of the present invention, processing cost is low, to crop safety.
Embodiment
Be described in further detail content of the present invention below in conjunction with embodiment, content mentioned in embodiment is not limitation of the invention, and material prescription is selected to suit measures to local conditions and on result without substantial impact.In these embodiments, unless otherwise indicated, all percentage is all weight percentage.
assays Example 1:pungent bacterium amine and the spore germination inhibition test of own azoles alcohol mixture combination to rice blast.
Rice blast fungus (paddy rice ash Pyricularia Sacc.) is inoculated in the culture dish containing PDA medium, cultivates under 25 DEG C of dark conditions.Find that a large amount of spore produces by microscopy, prepare spore suspension with sterile water for subsequent use.Make 2.0 μ g/mL mother liquors with acetone, Tween-80 respectively by after former to pungent bacterium amine, own azoles alcohol medicine folding hundred, utilize that mother liquor becomes pungent bacterium amine, own azoles alcohol mass ratio is respectively 1:10 ~ 10:1, gradient is respectively 0.3 μ g/mL, 0.6 μ g/mL, 1.2 μ g/mL and clear water contrast.Test method is carried out with reference to Wu Wenjun " chemical protection of plant experimental technique introduction " (1993).The concrete data of result of the test are in table 1.
Table 1, pungent bacterium amine and own azoles alcohol mixture are to the spore germination inhibition test result of rice blast.
Found by spore germination inhibition test, pungent bacterium amine and own azoles alcohol are 1:10 according to mass ratio
~the ratio of 10:1 is composite all has synergy inhibitory action afterwards to rice blast fungus spore germination, wherein with 1:2 synergy inhibitory action the most obviously (92.9% is reached to inhibition of germination), the two compound synergic is remarkable, more effectively can suppress the sprouting of spore.
assays Example 2: the field medicine effect test of control rice blast.
Prepare 24% pungent bacterium amine hexaconazole suspending agent: take 8% pungent bacterium amine, 16% own azoles alcohol, 3% agriculture breast 500#, 3% agriculture breast 2201,4.5% sodium lignin sulfonate, 0.4% xanthans, 6% ethylene glycol, 0.5% silicone defoaming agent, add deionized water and mend to 100%.After above-mentioned raw materials is mixed, through the obtained 24% pungent bacterium amine hexaconazole suspending agent of high speed shear emulsification.
Adopt above-mentioned 24% pungent bacterium amine hexaconazole suspending agent control rice blast, test site is Nanchang City, Jiangxi Province, and test period is in August, 2011, selects the field that rice blast morbidity is comparatively serious, adopts spray-on process dispenser in rice blast their early stage.With 1.8% pungent bacterium amine aqua, 5% hexaconazole suspending agent and local conventional control medicament 40% Isoprothiolane missible oil medicament in contrast.Result of the test is in table 2.
The field control effectiveness test result of table 2, control rice blast.
As can be seen from the test results: after dispenser 7 days, pungent bacterium amine of the present invention and own azoles alcohol mixture composition to rice blast preventive effect all more than 80%, significantly better than the single dose of contrast; After dispenser 14 days, pungent bacterium amine of the present invention and own azoles alcohol mixture composition are to rice blast preventive effect all more than 87%, and also significantly better than the single dose of contrast, and active ingredient dosage is lower than contrast single dose, in process of the test, each medicament is showed no poisoning generation, to crop safety.Illustrate that pungent bacterium amine of the present invention and own azoles alcohol mixture composition are better than single dose, improve actual control efficiency, reduce dosage, reduce costs, reduce medicament to the adverse effect of environment, delay the generation of disease drug resistance, agricultural synthesis is administered and has great significance.
Claims (3)
1. contain a composition pesticide for pungent bacterium amine and own azoles alcohol, it is characterized in that: active ingredient is made up of pungent bacterium amine and own azoles alcohol; The ratio of quality and the number of copies in the composition of pungent bacterium amine and own azoles alcohol is 1:2.
2. a kind of composition pesticide containing pungent bacterium amine and own azoles alcohol according to claim 1, is mixed with suspending agent when it is characterized in that application.
3. an a kind of composition pesticide containing pungent bacterium amine and own azoles alcohol according to claim 1 is preventing and treating the application in rice blast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210546401.8A CN103039461B (en) | 2012-12-17 | 2012-12-17 | Pesticide composition containing zinc bacteria amine and hexaconazole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210546401.8A CN103039461B (en) | 2012-12-17 | 2012-12-17 | Pesticide composition containing zinc bacteria amine and hexaconazole |
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| Publication Number | Publication Date |
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| CN103039461A CN103039461A (en) | 2013-04-17 |
| CN103039461B true CN103039461B (en) | 2014-12-31 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103947648B (en) * | 2014-04-11 | 2016-04-27 | 江苏东宝农化股份有限公司 | A kind of synergic bactericide composition and preparation method thereof |
| CN104106575B (en) * | 2014-07-31 | 2016-01-13 | 安徽省农业科学院植物保护与农产品质量安全研究所 | A kind of bactericidal composition containing pungent bacterium amine and olefin conversion |
| CN104145960B (en) * | 2014-08-18 | 2016-01-13 | 安徽省农业科学院植物保护与农产品质量安全研究所 | A kind of bactericidal composition containing pungent bacterium amine and jinggangmeisu |
| CN106172425B (en) * | 2016-07-26 | 2018-05-11 | 山东省果树研究所 | A kind of bactericidal composition and its application containing octyl trichlamide and propiconazole |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1067155A (en) * | 1991-05-30 | 1992-12-23 | 山东省化工技术开发公司 | Agricultural compound bactericide octicin solution and uses thereof |
| CN101642129B (en) * | 2009-06-20 | 2012-06-27 | 深圳诺普信农化股份有限公司 | Sterilization composite |
| CN101810180B (en) * | 2009-11-25 | 2013-04-03 | 陕西永泰生物工程有限责任公司 | Crop bactericide composition and preparation method thereof |
| CN101999364A (en) * | 2010-12-02 | 2011-04-06 | 陕西美邦农药有限公司 | Hexaconazole-containing germicide composition |
| CN102204547A (en) * | 2011-04-06 | 2011-10-05 | 黄廷纪 | Bactericide for preventing and controlling rice blast |
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