CN101548686A - Bactericide composition containing dimethomorph - Google Patents
Bactericide composition containing dimethomorph Download PDFInfo
- Publication number
- CN101548686A CN101548686A CNA2009101382271A CN200910138227A CN101548686A CN 101548686 A CN101548686 A CN 101548686A CN A2009101382271 A CNA2009101382271 A CN A2009101382271A CN 200910138227 A CN200910138227 A CN 200910138227A CN 101548686 A CN101548686 A CN 101548686A
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- CN
- China
- Prior art keywords
- dimethomorph
- composition
- mancozeb
- phosethyl
- microbicide compositions
- Prior art date
- 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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- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a bactericide composition containing dimethomorph and preparation method and application thereof. The composition comprises the following effective components by weight percentage: 1-90% dimethomorph, 1-90% phosethyl-Al, 1-90% mancozeb. The composition is added with adequate additive and carrier to be processed into oil emulsion, wettable powder, soluble powder, aqueous emulsion, micro-emulsion, aqua, dispersant, microcapsule or water dispersible granule. The composition is used for preventing the plant disease due to peronospora, pseudoperonospora, phytophthera. The indoor test shows that the composition has obvious synergism and good suspension effect on pathogenic bacteria drug-resistance.
Description
The application is for dividing an application, and original application is the patent application " a kind of microbicide compositions that contains dimethomorph " of my company, and the application number of original application is: 200710057465.0, and the applying date of original application is: 2007.5.25.
(1) technical field
The present invention relates to the disinfectant use in agriculture field.The bactericide that is re-dubbed by dimethomorph, phosethyl-Al, mancozeb specifically.
(2) background technology
Various crop downy mildew, late blights such as melon, the tomato that is caused by oomycetes such as Peronospora, false Peronospora, Phytophthoras, grape, lichee, potato are to threaten one of severe diseases of agricultural production.At present, widely used control medicament in the production has the mixture preparation of metalaxyl (metalaxyl), phosethyl-Al (fosetyl-aluminium), white urea cyanogen (Cymoxanil), dimethomorph (Dimethomorph), Propamocarb (Propamocarb), Wakil (Oxadixyl) and these medicaments and mancozeb, copper agent etc.But because this class disease has short, characteristics such as spread speed is fast in latent period, therefore when disease was popular, the preventive effect of above-mentioned medicament was still satisfactory inadequately.In addition, because long-term these medicaments that use, pathogen is producing pesticide resistance in varying degrees.Flumorph (Flumorph), Famoxate (Famoxadone), Fluoxastrobin effects such as (Azoxystrobin) are better, but price is more expensive, and the peasant is difficult to bear.
Dimethomorph is developed by Shen Group company, obtains to register and put on market in 1992.Be the outstanding kind of preventing and treating downy mildew of garpe and potato late blight, this medicine has excellent protection and therapeutic action to pathogenic microbial plant disease such as Peronospora, false Peronospora, Phytophthora.Have active high, consumption is low, the lasting period is long, to crop safety, have certain root system absorption and a conduction simultaneously.And there is not cross resistance with phenyl amide series bactericidal agents such as metalaxyls.Therefore in recent years, the production and the application of dimethomorph develop rapidly.But the agent of dimethomorph list uses that not only cost is higher, also has drug-fast risk simultaneously.Commercial dimethomorph and mancozeb mixture preparation, though can reduce drug-fast risk, preventive effect is still not ideal enough.Therefore, how further improving the control efficiency of dimethomorph, reduce its pesticide resistance risk and reduce cost, is the problem that people pay close attention to.
(3) summary of the invention
The invention discloses a kind of microbicide compositions that contains dimethomorph, and the preparation method of said composition and application.Specifically, dimethomorph and phosethyl-Al and mancozeb are processed into missible oil, wetting powder, soluble powder, aqueous emulsion, microemulsion, aqua, suspending agent, microcapsule formulations or water dispersion granule according to a certain percentage, spray crops after the dilution certain multiple, can significantly increase the control efficiency of the plant disease that causes by oomycetes such as Peronospora, false Peronospora, Phytophthoras.Has obvious role in synergism.
Known, these several pharmaceutical chemistry structures are different fully, do not have mutual pesticide resistance.In addition, their mechanism of action is also inequality, it is generally acknowledged, dimethomorph is the formation of disturbing the pathogen cell wall, a little less than the direct bactericidal action of phosethyl-Al, but has the effect of inducing plant disease resistance, mancozeb has a plurality of application points, suppresses the breathing of pathogen.This compound scheme helps to reduce the pesticide resistance risk of dimethomorph.
In addition, the content of dimethomorph is lower in the said composition, can obviously reduce use cost.
Dimethomorph (English common name: Dimethomor) chemical name: (E, Z)-4-[3-(4-chlorphenyl)-3-(3, the 4-Dimethoxyphenyl) acryloyl] morpholine.
Structural formula:
Phosethyl-Al (english common name: fosetyl-aluminium) chemical name: three (ethylphosphonic acid) aluminium.
Structural formula:
Mancozeb (english common name: Mancozeb) chemical name: ethylene-1, the co-ordination complex of 2-(aminodithioformic acid) manganese and zinc.
Structural formula:
The usage amount of compound when the amount that contains active component in the microbicide compositions product of the present invention depends on independent the use, the ratio of a kind of compound and another kind of compound and the degree of synergistic effect, the while is relevant with the target fungi.
Each active principle weight percent content is in the microbicide compositions of the present invention: dimethomorph 1-90%; Phosethyl-Al 1-90%; Mancozeb 1-90%.Each active principle preferred weight percentage composition is: dimethomorph 5-15%; Phosethyl-Al 5-20%; Mancozeb 10-60%.The active component weight percentage is 5% to 90% in the bactericidal composition.
The present composition can be prepared into missible oil, wetting powder, soluble powder, aqueous emulsion, microemulsion, aqua, suspending agent, microcapsule formulations or water dispersion granule.
Contain at least two kinds of carriers in the present composition, wherein at least a is surfactant.The carrier that is fit to can be solid or liquid, and is to well known to a person skilled in the art material such as mineral matter, organic solvent, solubilizer, surfactant (emulsifier, dispersant, wetting agent), thickener, binder, disintegrant, antifreezing agent natural or regeneration.
Specifically, the organic solvent that is fit to can be, toluene, dimethylbenzene, alkylbenzene, isopropyl alcohol, butanols, ethylene glycol, diethylene glycol (DEG), triethylene glycol, propane diols, glycerine, sorbierite, phenmethylol, cyclohexanol, and acetone, methyl iso-butyl ketone (MIBK), cyclohexanone, dimethyl formamide, pyrrolidones, carrene, chloroform, carbon tetrachloride.Simultaneously, also has vegetable oil.Can use separately, also can two or more mixing use.If use water as thinner, organic solvent also can be used as solubilizer, antifreezing agent.
That the surfactant that is fit to can use nonionic or ionic.For example, lauryl sodium sulfate, Teepol, neopelex, calcium dodecyl benzene sulfonate, polyoxyethylene fatty acid ester, polyoxyethylene aliphatic alcohol ether, polyoxyethylene fatty amine, or directly use commercially available emulsifier, as the newborn 0201B of farming, agricultural newborn 0203B etc.Material as dispersant and wetting agent has sodium lignin sulfonate, draws back powder, calcium lignosulfonate and lauric acid sodium sulphate, alkylol polyoxyethylene groups ether sodium sulfate, octylphenol polyethylene oxyethylene group ether sulfate, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, sodium alkyl sulfonate, neopelex, penetrating agent JFC penetrant t, Tween 80.Can use separately, also can two or more mixing use.
Binder that the present invention is fit to or thickener can be carboxymethyl cellulose, methylcellulose, polyvinyl alcohol, silicic acid, aluminium-magnesium silicate, starch derivatives, dextrin, soybean protein, gelatine, sodium sulphate, gypsum, rosin, xanthans, gelatin, gum Arabic, polyvinylpyrrolidone, polyvinyl alcohol, sodium alginate.Can use separately, also can two or more mixing use.
The disintegrant that is fit to can be ammonium sulfate, calcium chloride, magnesium chloride, aluminium chloride, bentonite, urea.Can use separately, also can two or more mixing use.
The solid carrier that is fit to comprises rock dust, quartz, clay, imvite, silica, diatomite, float stone, gypsum, talcum, bentonite, kaolin, potter's clay, white carbon and the synthetic mineral matter that grinds of natural formation, for example microdispersed silicic acid or aluminium oxide.The particulate vector that is fit to comprises pulverizing and natural rock classification, for example calcite, marble, float stone, sepiolite, dolomite and the synthetic particle made by the powder of organic matter and inorganic matter etc.
Above-mentioned substance all is known substances and is to well known to a person skilled in the art material.
The present composition can be used for preventing and treating the plant disease that is caused by oomycetes such as Peronospora, false Peronospora, Phytophthoras, as cucumber downy mildew, tomato late blight, downy mildew of garpe, capsicum epidemic disease etc.Before or after crop is susceptible, use composition of the present invention to the place of crop leaf or fruit and growth thereof.Can use by common method, as spraying, dust and pouring.Amount of application of the present invention changes with weather condition and crop onset state.The duration of cover crop is relevant with the content of individualized compound in the composition, also relevant with the amount of application of composition usually.
The characteristics of the present composition are, the one, and composition is showing fabulous synergistic effect in certain ratio range.The 2nd, because each single thinner architectural difference of this composition is very big, the mechanism of action is different fully, does not have mutual pesticide resistance, can delay dimethomorph and use the pesticide resistance problem that is produced separately.In addition, the content of dimethomorph is lower in this composition, can obviously reduce production costs.
(4) embodiment
The present invention is described further with following non-limiting embodiment, and the percentage among the embodiment all is weight percentage, and bioactive treatment dosage is active constituent content.
The wetting powder preparation
Embodiment 1:(50% dimethomorph, phosethyl-Al, mancozeb wettable powder)
Dimethomorph 5.0%
Phosethyl-Al 5.0%
Mancozeb 40.0%
Lauryl sodium sulfate 2.0%
Lignin matter sodium sulfonate 8.0%
White carbon 5.0%
Kaolin is supplemented to 100%.
By the prescription requirement, former medicine, various auxiliary agent and filler etc. are fully mixed, pulverize through airslide disintegrating mill, reach standard value (below the 5 μ m) up to grain fineness.
Embodiment 2: dimethomorph, phosethyl-Al, mancozeb are to the control efficiency-field trial of downy mildew of garpe
Reagent agent is embodiment 1 (50% dimethomorph, phosethyl-Al, mancozeb wettable powder), 50% dimethomorph wetting powder, 40% phosethyl-Al wetting powder, 50% mancozeb wettable powder.Kind is huge rich grape, carries out reagent spray in field downy mildew of garpe their early stage and handles, and experimental concentration is 750,500,250 μ g.ml-1, dispenser 4 times, 7 days intervals, 10 days investigation prevention effects after the 4th dispenser, result of the test such as table 3.
Table 3 dimethomorph, phosethyl-Al, mancozeb and mixture thereof are to the control efficiency of downy mildew of garpe
Claims (4)
1, a kind of microbicide compositions that contains dimethomorph is characterized in that: contain dimethomorph, phosethyl-Al, mancozeb in the prescription of said composition, each active principle weight percentage is as follows:
Dimethomorph: 1-90%
Phosethyl-Al: 1-90%
Mancozeb: 1-90%.
2, microbicide compositions according to claim 1 is characterized in that: total active ingredient weight percentage is 5% to 90% in the composition.
3, microbicide compositions according to claim 1 is characterized in that: said composition can be mixed with missible oil, wetting powder, soluble powder, aqueous emulsion, microemulsion, aqua, suspending agent, microcapsule formulations or water dispersion granule.
4, a kind of microbicide compositions that contains dimethomorph is characterized in that: this microbicide compositions is used to prevent and treat the plant disease that is caused by Peronospora, false Peronospora, Phytophthora.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101382271A CN101548686A (en) | 2007-05-25 | 2007-05-25 | Bactericide composition containing dimethomorph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101382271A CN101548686A (en) | 2007-05-25 | 2007-05-25 | Bactericide composition containing dimethomorph |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100574650A Division CN100559945C (en) | 2007-05-25 | 2007-05-25 | A kind of microbicide compositions that contains dimethomorph |
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| CN101548686A true CN101548686A (en) | 2009-10-07 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102845460A (en) * | 2012-10-19 | 2013-01-02 | 上海理工大学 | Phosethyl-aluminum water dispersible granules and preparation method thereof |
| GB2542134A (en) * | 2015-09-08 | 2017-03-15 | Rotam Agrochem Int Co Ltd | Agent and method for reducing the E/Z isomerization of dimethomorph |
| GB2542135A (en) * | 2015-09-08 | 2017-03-15 | Rotam Agrochem Int Co Ltd | A fungicidal composition, method and use of the same |
| GB2577217A (en) * | 2015-09-08 | 2020-03-18 | Rotam Agrochem Int Co Ltd | Agent and method for reducing the E/Z isomerization of dimethomorph |
-
2007
- 2007-05-25 CN CNA2009101382271A patent/CN101548686A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102845460A (en) * | 2012-10-19 | 2013-01-02 | 上海理工大学 | Phosethyl-aluminum water dispersible granules and preparation method thereof |
| CN102845460B (en) * | 2012-10-19 | 2014-05-07 | 上海理工大学 | Phosethyl-aluminum water dispersible granules and preparation method thereof |
| GB2542134A (en) * | 2015-09-08 | 2017-03-15 | Rotam Agrochem Int Co Ltd | Agent and method for reducing the E/Z isomerization of dimethomorph |
| GB2542135A (en) * | 2015-09-08 | 2017-03-15 | Rotam Agrochem Int Co Ltd | A fungicidal composition, method and use of the same |
| WO2017041717A1 (en) * | 2015-09-08 | 2017-03-16 | Rotam Agrochem International Company Limited | Fungicidal composition, method and use thereof |
| GB2577217A (en) * | 2015-09-08 | 2020-03-18 | Rotam Agrochem Int Co Ltd | Agent and method for reducing the E/Z isomerization of dimethomorph |
| GB2542135B (en) * | 2015-09-08 | 2020-04-01 | Rotam Agrochem Int Co Ltd | A fungicidal composition, method and use of the same |
| GB2542134B (en) * | 2015-09-08 | 2020-05-13 | Rotam Agrochem Int Co Ltd | Agent and method for reducing the E/Z isomerization of dimethomorph |
| GB2577217B (en) * | 2015-09-08 | 2020-06-17 | Rotam Agrochem Int Co Ltd | Agent and method for reducing the E/Z isomerization of dimethomorph |
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Application publication date: 20091007 |