CN104756987A - Sterilization composition, pesticide, and use of composition and pesticide - Google Patents
Sterilization composition, pesticide, and use of composition and pesticide Download PDFInfo
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- CN104756987A CN104756987A CN201410002557.9A CN201410002557A CN104756987A CN 104756987 A CN104756987 A CN 104756987A CN 201410002557 A CN201410002557 A CN 201410002557A CN 104756987 A CN104756987 A CN 104756987A
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- metrafenone
- pesticide
- composition
- bacterium amine
- volution bacterium
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Abstract
The invention discloses a sterilization composition, a sterilization pesticide, and a use of the composition and the pesticide. The sterilization composition is prepared by mixing spiroxamine with metrafenone according to a mass ratio of 99:1-1:99, and preferably 20:1-1:20. The composition adopting the above scheme fully utilizes synergistic effects generated due to blending of above two active components, improves the control effect, delays the pesticide resistance generation speed of pathogens, reduces the pesticide cost, and can be used to prevent and treat diseases of wheat, fruit trees, vegetables and other crops.
Description
Technical field
The invention belongs to pesticide field, relate to a kind of bactericidal composition, agricultural chemicals and uses thereof.
Background technology
Crop is in growth and development process, and be easily subject to infecting of various disease, particularly fungal disease, it is of a great variety, and harm is serious.For a long time, chemical control is the main effective means of controlling disease.But, in recent years due to single drug and not Scientific Usage of Drugs, cause the agricultural chemicals of many kinds of pathogens to current use to create resistance.Powdery mildew is that on many important crops, generation is general, harm is serious, a kind of worldwide disease of more difficult control.Ascomycotina powdery mildew object fungi all can cause powdery mildew, and pathogen kind is a lot.Such germ all can sprout to 10-30 DEG C of conidium in temperature, not high to humidity requirement, within 10 days, can complete an Infection cycie under normal circumstances; Therefore cause that crop Growing season is energy-conservation repeated multiple timesly to be infected, once there is the feature of very fast outbreak of epidemic, especially under plastic greenhouse planting environment, cause irremediable massive losses to agricultural production.
Current, the domestic single dose registered in powdery mildew has more than 20 kind such as triadimefon, kresoxim-methyl, Flusilazole, Difenoconazole, nitrile bacterium azoles, and composite kind has more than 100.The continuous release of these medicaments illustrates that controlling powdery mildew history is the history of the continuous renewal replacement of a medicament, and resistance development makes many outstanding bactericide lose using value soon.
The English common name impulse of volution bacterium amine, be a kind of substitutional amine-group bactericide, interior absorption page bactericide, by blade and root absorption, is sterol biosynthesis inhibitor, the main synthesis suppressing C-14 demethylation enzyme.The foliage fungicide of interior absorption, effective especially to powdery mildew.Speed of action is fast and the lasting period is long, has protection therapeutic action concurrently, both can be used alone, again can with other fungicide compoundings to expand fungicidal spectrum.
The English common name metrafenone of metrafenone, bromo-2,3,3,6-tetramethoxy-2, the 6-dimethyl benzophenone of chemical name 3-are Benzophenones bactericide of BASF Aktiengesellschaft's exploitation.Main control crop powdery mildew.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of bactericidal composition, agricultural chemicals and uses thereof.
It is as follows that the present invention solves the problems of the technologies described above taked technical scheme:
A kind of bactericidal composition, is mixed by volution bacterium amine and metrafenone.
The mass ratio of volution bacterium amine and metrafenone is 99:1 ~ 1:99.
Volution bacterium amine is 20:1 ~ 1:20 with the optimum quality ratio of metrafenone.
A kind of sterilization pesticide, using the bactericidal composition mixed by volution bacterium amine and metrafenone as active ingredient, forms jointly with acceptable auxiliary agent in agricultural chemicals.
Diluent or carrier chosen by described auxiliary agent.
Described auxiliary agent is solvent, dispersant, emulsifier, stabilizing agent, antifreezing agent, thickener are arbitrary or combine.
Described sterilization pesticide is suspension emulsion or aqueous emulsion form.
The total content of active ingredient is mass ratio 5%-40%.
The purposes of above bactericidal composition in crop powdery mildew disease control.
The purposes of above sterilization pesticide in crop powdery mildew disease control.
After this invention takes such scheme, said composition makes full use of the synergistic effect that two kinds of active component mixtures produce, improving preventive effect and delay the drug-fast generation speed of germ, reducing drug cost, for preventing and treating the disease of the crops such as wheat, fruit tree, vegetables.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from specification, or understand by implementing the present invention.Object of the present invention and other advantages realize by structure specifically noted in write specification, claims and obtain.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, the following specific embodiment of the present invention is described, but the present invention is limited to absolutely not these examples.The following stated is only the good embodiment of the present invention, only in order to explain the present invention, therefore can not be interpreted as the restriction to the scope of the claims 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.
Specifically, the object of this invention is to provide a kind of efficient, low toxicity, environmental protection and be conducive to the Fungicidal composition of germ resistance management, said composition makes full use of the synergistic effect that two kinds of active component mixtures produce, improve preventive effect and delay the drug-fast generation speed of germ, reduce drug cost, for preventing and treating the disease of the crops such as wheat, fruit tree, vegetables.
Implementation procedure of the present invention is as follows:
A kind of bactericidal composition, is mixed by volution bacterium amine and metrafenone.
Further, wherein the mass ratio of volution bacterium amine and metrafenone bactericide is 99:1-1:99, and preferred mass ratio is 20:1-1:20.
A kind of sterilization pesticide, using the bactericidal composition mixed by volution bacterium amine and metrafenone as active ingredient, forms jointly with acceptable auxiliary agent in agricultural chemicals.
Wherein, auxiliary agent is acceptable diluent or carrier on agricultural chemicals.
Such as, in one embodiment, the mass ratio of volution bacterium amine and metrafenone bactericide is 99:1-1:99, and preferred mass ratio is 20:1-1:20, and all the other are allow in agricultural chemicals to use and acceptable auxiliary element (auxiliary agent).
Preferably, sterilization pesticide of the present invention is suspension emulsion and aqueous emulsion by the formulation that known method is prepared into applicable agricultural use, and in preparation, the total content of active ingredient is 5%-40%.
Further, the auxiliary agent used in composition of the present invention in the sterilization pesticide in the present invention comprises solvent, dispersant, emulsifier, antifreezing agent, thickener, preservative etc. and other is of value to the known substance that active ingredient is stablized in the formulation and drug effect plays.
In addition, product described in the invention can finished product preparation form provide, and namely in composition, each material mixes, and the composition of composition also can provide with unit dose form, directly directly mixes in bucket or tank, be then diluted to required concentration before using.
Frequency of administration and the amount of application of the present composition change with weather condition and crop condition, can by the object using suitable formulation to reach control.
Fungicidal composition of the present invention can be used for the control of crop powdery mildew.Compared with prior art, beneficial effect of the present invention is: 1, mixture has obvious synergistic effect, improves control efficiency; 2, control spectrum is expanded; 3, two kinds of active ingredient mixtures, decrease dosage, thus reduce cost and alleviate the pollution to environment; 4, mixture has delayed the resistance of single active ingredient.
Specifically, the combination of active principles of different agricultural chemicals being made agricultural chemicals, is current development novel pesticide and the one of preventing and treating agriculturally resistance germ effectively and efficiently mode.
But, after the pestsides synthesis of different cultivars, usually show three kinds of type of action: summation action, synergistic effect and antagonism.
But be specially which kind of effect, unpredictable, only have and just can be known by lot of experiments.Compound synergic is well filled a prescription, and owing to significantly improving actual control efficiency, reduces the usage amount of agricultural chemicals, thus has delayed the drug-fast generation speed of germ widely, is the important means of integrated control disease.
For this reason, inventor is by a large amount of screening tests, volution bacterium amine and metrafenone composition are carried out to the synergistic effect analysis of different ratio, find in certain ratio range, volution bacterium amine and metrafenone antimicrobial combination antagonism Powdery Mildew have obvious synergistic function, and being not only the simple addition of two kinds of medicaments, concrete grape powdery mildew is that example carries out the explanation of biologicall test example.
biologicall test example: volution bacterium amine and the composite Toxicity Determination to grape powdery mildew of metrafenone and proportioning are screened
Adopt spray-on process, the volution bacterium amine of mensuration different proportion and metrafenone compound drug are to the indoor virulence of grape powdery mildew.Result shows, volution bacterium amine and metrafenone are between proportioning 20:1-1:20, and have obvious synergistic effect, co-toxicity coefficient is (table 1) more than 149.
Table 1 volution bacterium amine and the composite indoor co-toxicity coefficient measurement result to grape powdery mildew of metrafenone
| Process | EC 50（ug/mL） | ATI | TTI | Co-toxicity coefficient CTC |
| Metrafenone | 0.92 | 100.00 | / | / |
| Volution bacterium amine | 1.34 | 68.66 | / | / |
| Metrafenone 20: volution bacterium amine 1 | 0.62 | 148.39 | 98.51 | 150.64 |
| Metrafenone 15: volution bacterium amine 1 | 0.59 | 155.93 | 98.04 | 159.05 |
| Metrafenone 10: volution bacterium amine 1 | 0.55 | 167.27 | 97.15 | 172.18 |
| Metrafenone 5: volution bacterium amine 1 | 0.63 | 146.03 | 94.78 | 154.08 |
| Metrafenone 1: volution bacterium amine 1 | 0.51 | 180.39 | 84.33 | 213.92 |
| Metrafenone 1: volution bacterium amine 5 | 0.67 | 137.31 | 73.88 | 185.86 |
| Metrafenone 1: volution bacterium amine 10 | 0.86 | 106.98 | 71.51 | 149.61 |
| Metrafenone 1: volution bacterium amine 15 | 0.75 | 122.67 | 70.62 | 173.71 |
| Metrafenone 1: volution bacterium amine 20 | 0.84 | 109.52 | 70.15 | 156.13 |
Fungicidal composition of the present invention can be prepared into any one formulation being applicable to agriculturally using by known method, reasonable formulation is suspension emulsion and aqueous emulsion.Be described with specific embodiment below.In all formulas, percentage is all weight percentage.The processing technology of the various preparation of the present composition is prior art, can change to some extent according to different situations.
Embodiment 1:40% volution bacterium amine metrafenone suspension emulsion
Volution bacterium amine 10%
Metrafenone 30%
Methyl naphthalene sulfonate formaldehyde condensate 10%
Xanthans 1%
Ethylene glycol 4%
Sodium Benzoate 0.2%
Water complements to 100%.
The ratio of each components such as active component, dispersant, emulsifier, thickener, antifreezing agent, preservative and water in formula is mixed, after grinding and/or high speed shear, obtains 40% volution bacterium amine metrafenone suspension emulsion.
This embodiment is used for preventing and treating powdery mildew of cucumber.By 40% volution bacterium amine metrafenone suspension emulsion agent by 4000 times of thin up sprayings, after medicine, the control efficiency of 7 days is 90.3%.25% volution bacterium amine aqueous emulsion presses 2000 times by 1000 times and 25% metrafenone suspending agent, and use with same method, after medicine, the preventive effect of 7 days is respectively 82.3% and 85.8%.Volution bacterium amine and the composite rear synergistic effect of metrafenone are obvious, to the preventive effect of powdery mildew of cucumber significantly better than single dose; Because pharmacy control efficacy improves, the amount ratio of compound drug active ingredient is used alone obvious minimizing, thus also mitigates the pollution to environment.
Embodiment 2:20% volution bacterium amine metrafenone aqueous emulsion
Volution bacterium amine 10%
Metrafenone 10%
1-METHYLPYRROLIDONE 8%
Methyl naphthalene sulfonate formaldehyde condensate 10%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%.
The ratio of each components such as active component, solvent, dispersant, emulsifier, thickener, antifreezing agent and water in formula is mixed, after grinding and/or high speed shear, obtains 20% volution bacterium amine metrafenone aqueous emulsion.
This embodiment is for preventing and treating wheat powdery mildew.By 20% volution bacterium amine metrafenone aqueous emulsion by 2500 times of thin up sprayings, after medicine, the control efficiency of 7 days is 91.2%.25% volution bacterium amine aqueous emulsion presses 2000 times by 1000 times and 25% metrafenone suspending agent, and use with same method, after medicine, the preventive effect of 7 days is respectively 84.4% and 78.5%.Volution bacterium amine and the composite rear synergistic effect of metrafenone are obvious, and to the preventive effect of wheat powdery mildew significantly better than single dose, and the consumption of active ingredient obviously reduces.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a bactericidal composition, is characterized in that, is mixed by volution bacterium amine and metrafenone.
2. bactericidal composition according to claim 1, is characterized in that, the mass ratio of volution bacterium amine and metrafenone is 99:1 ~ 1:99.
3. bactericidal composition according to claim 1, is characterized in that, the mass ratio of volution bacterium amine and metrafenone is 20:1 ~ 1:20.
4. a sterilization pesticide, is characterized in that, using the arbitrary described bactericidal composition of claim 1 ~ 3 as active ingredient, jointly forms with acceptable auxiliary agent in agricultural chemicals.
5. sterilization pesticide according to claim 4, is characterized in that, diluent or carrier chosen by described auxiliary agent.
6. sterilization pesticide according to claim 4, is characterized in that, described auxiliary agent is solvent, dispersant, emulsifier, stabilizing agent, antifreezing agent, thickener are arbitrary or combine.
7. sterilization pesticide according to claim 4, is characterized in that, described sterilization pesticide is suspension emulsion or aqueous emulsion form.
8. sterilization pesticide according to claim 7, is characterized in that, the total content of active ingredient is mass ratio 5%-40%.
9. according to the arbitrary described purposes of bactericidal composition in crop powdery mildew disease control of claim 1 ~ 3.
10. according to the arbitrary described purposes of sterilization pesticide in crop powdery mildew disease control of claim 4 ~ 8.
Priority Applications (1)
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| CN201410002557.9A CN104756987B (en) | 2014-01-04 | 2014-01-04 | A kind of bactericidal composition, agricultural chemicals and application thereof |
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| CN201410002557.9A CN104756987B (en) | 2014-01-04 | 2014-01-04 | A kind of bactericidal composition, agricultural chemicals and application thereof |
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| CN104756987A true CN104756987A (en) | 2015-07-08 |
| CN104756987B CN104756987B (en) | 2016-08-24 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002067679A1 (en) * | 2001-02-19 | 2002-09-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
| WO2006069700A1 (en) * | 2004-12-23 | 2006-07-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002067679A1 (en) * | 2001-02-19 | 2002-09-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
| WO2006069700A1 (en) * | 2004-12-23 | 2006-07-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
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