CN103704234B - Composite for preventing and controlling agricultural bacterial disease - Google Patents
Composite for preventing and controlling agricultural bacterial disease Download PDFInfo
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Abstract
The invention discloses a composite for preventing and controlling an agricultural bacterial disease, and belongs to the technical field of plant protection pesticides. The composite comprises an active component A and an active component B, wherein the active component A is benziothiazolinone; the active component B is one or two of cymoxanil, qingkuling, yekuzuo, bismerthiazol, ethylicin, thiram, dioctyl divinyltriamino glycine, active ester, metalaxyl, chlorothalonil, dithiocyano-methane, bromine chlorine hydantoin, 2-bromine-2-nitryl-1,3-propylene glycol and moroxydine hydrochloride; the weight ratio of the active component A to the active component B is 1:100 to 100:1. The composite disclosed by the invention obtains the synergetic effect through the mixing of the benziothiazolinone and other bacterial medications and is used for agricultural production.
Description
Technical field
The invention belongs to plant protection technical field of pesticide, be specifically related to a kind of composition preventing and treating agricultural bacterial evil.
Background technology
Bacterial disease gets final product large-scale outbreak at short notice, wayward, causes agricultural product and drops in production over a large area, cause serious financial consequences.
Prevent and treat the medicament mainly two large series products of bacterial disease in current agricultural production, what consumption was maximum is copper agent, comprises organic or Inorganic Copper preparation.Another kind of is antibiotics product, comprises agricultural or medical antibiotic.The preventive effect of copper agent is lower, and a large amount of heavy metals sprays application in environment, is formed and pollutes, cause environment and food safety risk to soil, water body and food; Antibiotic a large amount of use, may cause human body pathogen to develop immunity to drugs to medical antibiotic.What other can be used for agriculture bacterize only has a small amount of kind, and be subject to the dual restriction of resistance and preventive effect in actual production, popularizing area is less.
Benziothiazolinone, trade name: bacterium is vertical goes out, english common name: Benzisothiazolinone, Chinese chemical name: 1,2 benzisothiazole-3-ketones, CAS2634-33-5.Main as microbicide and fungus control agent at home and abroad, in anticorrosion, paint, adhesive, washing agent, fuel and paper-making industry.Agriculture plant protection industry also has some to apply, and is mainly used in the control of agriculture fungi.
Summary of the invention
The object of the present invention is to provide a kind of composition preventing and treating agricultural bacterial evil, this composition is more obvious than the bactericide synergy of one-component, significantly reduces formulation rate, reduces use cost.
Under technical scheme of the present invention is:
A kind of composition preventing and treating agricultural bacterial evil, described composition comprises A and B two groups of active components, wherein active component A is benziothiazolinone, active component B be selected from white urea cyanogen, blue or green withered spirit, Yekuzuo, MBAMT, S-Ethyl ethylthio sulfonate, tmtd, octicin solution, Acibenzolar, metalaxyl, tpn, dithiocyano-methane, BCDMH, 2-bromo-2-nitro-1,3-propylene glycol and Moroxydine Hydrochloride one or both; Weight ratio between A and B two component is 1:100 ~ 100:1.
Different from the compound structure type of B component containing component A, mechanism of action is different, two (three) persons are composite can expand fungicidal spectrum, and can delay the emergence and development speed of pathogen resistance to a certain extent, and without cross resistance between component A and B component.
Another object of the present invention is to provide the preparation method of above-mentioned composition and the application in control corps diseases thereof.
Weight ratio in above-mentioned composition between A and B two component is 1:100 ~ 100:1, preferred 1:50 ~ 50:1, more preferably 1:10 ~ 10:1.
Described active component B is selected from white urea cyanogen, blue or green withered spirit, Yekuzuo, MBAMT, S-Ethyl ethylthio sulfonate, tmtd, octicin solution, Acibenzolar, metalaxyl, tpn, dithiocyano-methane, BCDMH, the bromo-2-nitro-1 of 2-, during in ammediol and Moroxydine Hydrochloride two kinds, weight ratio between two kinds is 1:100 ~ 100:1, preferred 1:50 ~ 50:1.
Described composition also comprises insecticides adjuvant.
Described composition is made up of the active component of 4 ~ 96% weight portions and the insecticides adjuvant of 96 ~ 4% weight portions.
The formulation of described composition is any one formulation agriculturally allowed.
Described formulation is wetting powder, suspending agent, water dispersible granules, aqueous emulsion, soluble concentrate, pulvis, microcapsule suspending agent, emulsifiable concentrate, missible oil or microemulsion.
The invention provides the purposes of above-mentioned composition in control corps diseases, the purposes particularly in control Tomato mottle disease, soft rot of Chinese cabbage, Kidney bean angular leaf spot, watermelon angular leaf spot, Prospect on Kiwifruit Bacterial Canker, paddy rice bacterial leaf spot, wheat cecospora spot, custard squash soft rot or pepper bacterial leaf spot.
Suitable auxiliary agent can be solid or liquid, normally conventional in formulation process material, such as mineral filler, Chemical Solvents, dispersant, wetting agent, solvent, adhesive, thickener, film forming agent, adhesive etc.
The application process of the present composition comprises acrial part for plant growth or under ground portion, comprises spraying, smear, soak seed, filling with root, seed dressing and soil disinfection.
Above-mentioned composition can only comprise active component and use, and also can mix together with auxiliary agent.
Composition of the present invention can be prepared into acceptable formulation on agricultural chemicals, such as wetting powder, suspending agent, water dispersible granules, aqueous emulsion, soluble concentrate, pulvis, microcapsule suspending agent, emulsifiable concentrate, missible oil or microemulsion.According to the character of these compositions and use the object and ambient conditions that composition will reach, can to select composition with spraying, atomizing, dust, disseminate or sprinkle the method for to water etc. and so on and use.
Composition of the present invention is prepared into various formulation by available known method, can by active component and auxiliary agent, as solvent, solid carrier, can Homogeneous phase mixing, grinding together with surfactant when needing, and be prepared into required formulation.
Above-mentioned solvent can be selected from aromatic hydrocarbon, as toluene, mixed xylenes thing or trisubstituted benzene; Phthalate, as Dibutyl phthalate or phthalandione two sad; Fat hydrocarbon, as thiacyclohexane, gasoline; Alcohol and ethylene glycol and their ether and ester, as methyl alcohol, ethanol, ethylene glycol, glycol monoethyl ether, ethylene glycol bis methyl ether; Ketone, as cyclohexanone, cyclopentanone; The solvent of strong polarity, pyrrolidones, as 1-METHYLPYRROLIDONE, dimethyl sulfoxide (DMSO), dimethyl formamide; Grease class is as soybean oil.
Above-mentioned solid packing, as talcum powder, kaolin, montmorillonite or atlapulgite.In order to manage the physical property of composition, also can add polymolecularity silicic acid or polymolecularity adsorpting polymerization thing carrier, such as granulated adsorptive carriers or non-adsorbed carrier, suitable granulated adsorptive carriers is porous type, as float stone, bentonite or bentonite; Suitable non-adsorbed carrier is as calcite or sand.
According to the chemical property of the active ingredient in composition of the present invention, suitable surfactant is cation or anion surfactant, lignin sulfonic acid, naphthalene sulfonic acids, the alkali salt of phenolsulfonic acid or amine salt, sulfonate, sulphate, fatty acid and sulphated fatty alcohol glycol ether, also has the condensation product of sulfonated naphthalene and naphthalene derivatives and formaldehyde, the condensation product of naphthalene or naphthalene sulfonic acids and phenol and formaldehyde, NONIN HS 240, ethoxylated isooctyl-phenol, octyl phenol, nonyl phenol, alkylaryl polyglycol ether, tributyl benzene polyglycol ether, three stearyl phenyl polyglycol ethers, alkyl aryl polyether alcohol, ethoxylated castor oil, polyoxyethylene alkyl ether, ethylene oxide condensation product, ethoxylation polyoxypropylene, lauric acid polyglycol ether acetal, sorbitol ester, dodecyl benzyl dimethyl ammonium chloride, myristyl benzyl dimethyl ammonium chloride, cetalkonium chloride, dodecyl dimethyl benzyl ammonium bromide, tetradecyl dimethyl benzyl ammonium, cetyl dimethyl benzyl ammonium bromide, lignin sulfite waste liquor and methylcellulose.
Composition of the present invention, with other pesticide species such as benziothiazolinone and white urea cyanogen, carries out binary or Ternary.Active the adding up higher than each single dose effect of compounded product, is applied to the control of agricultural bacterial evil.In composition, two groups of active ingredients show as synergistic effect, allow amount of application to reduce, more lasting control efficiency, by only once or minority use several times and better control plant pest bacterium and broaden the possible administration interval time.
Embodiment
Assays Example
Investigate the incidence of whole strain blade according to test grade scale, calculate disease index and control efficiency.
Control efficiency is converted into probability value (y), and liquor strength (μ g/ml) converts logarithm value to (x), calculates virulence equation and concentration EC50 in suppressing, calculate the toxicity index level co-toxicity coefficient (CTC) of medicament according to the abundant method of Sun Yun with method of least squares.
Actual measurement toxicity index (ATI)=(standard agent EC50/ reagent agent EC50) * 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)=[theoretical toxicity index (TTI) of mixture actual measurement toxicity index (ATI)/mixture] * 100, CTC≤80, composition shows as antagonism, 80 < CTC < 120, composition shows as summation action, CTC >=120, composition shows as synergistic effect.
Embodiment 1
The mensuration of the actual measurement toxicity index of Tomato mottle disease, in table 1 and 2.
The single doses such as table 1 benziothiazolinone, white urea cyanogen are to the actual measurement toxicity index of Tomato mottle disease
Table 2 benziothiazolinone and white urea cyanogen different proportion is composite analyzes Tomato mottle virus power measurement result
Result shows, benziothiazolinone and white urea cyanogen significantly improve the sick control efficiency of Tomato mottle, and the composite ratio of both explanations has significant synergistic effect to the sick germ of Tomato mottle between 1:10 ~ 10:1, and co-toxicity coefficient is all more than 150, and synergistic effect is obvious.
Embodiment 2
Benziothiazolinone and metalaxyl is composite tests, specifically in Table 3-4 the soft rotten toxicity test of Chinese cabbage.
Table 3 benziothiazolinone, metalaxyl single dose survey toxicity index to soft rot of Chinese cabbage
Table 4 benziothiazolinone and metalaxyl different proportion composite to the interpretation of result of soft rot of Chinese cabbage toxicity test
Result shows, benziothiazolinone and the control efficiency of metalaxyl to soft rot of Chinese cabbage significantly improve, and the composite ratio of both explanations has significant synergistic effect to the sick germ of Tomato mottle between 1:10 ~ 10:1, and co-toxicity coefficient is all more than 150, and synergistic effect is obvious.
Embodiment 3
Benziothiazolinone and the withered spirit of green grass or young crops, tmtd match Kidney bean angular leaf spot virus power determination test, the results are shown in Table 5-6.
Table 5 benziothiazolinone, blue or green withered spirit and tmtd Kidney bean angular leaf spot actual measurement toxicity index, the mass ratio of blue or green withered spirit and tmtd is 1:1
Table 6 benziothiazolinone and the withered spirit of green grass or young crops, tmtd different proportion are composite to the interpretation of result of Kidney bean angular leaf spot toxicity test, and the mass ratio of blue or green withered spirit and tmtd is 1:1.
| Process | EC50 | ATI | TTI | Co-toxicity coefficient |
| （μg/ml） | （CTC） | |||
| Benziothiazolinone+blue or green withered spirit, tmtd 10:1 | 6.5 | 179.8 | 135.2 | 133.0 |
| Benziothiazolinone+blue or green withered spirit, tmtd 5:1 | 5.6 | 209.5 | 164.6 | 127.3 |
| Benziothiazolinone+blue or green withered spirit, tmtd 4:1 | 4.7 | 250.6 | 177.5 | 141.2 |
| Benziothiazolinone+blue or green withered spirit, tmtd 3:1 | 3.7 | 310.9 | 196.9 | 157.9 |
| Benziothiazolinone+blue or green withered spirit, tmtd 2:1 | 2.9 | 403.6 | 229.2 | 176.1 |
| Benziothiazolinone+blue or green withered spirit, tmtd 1:1 | 2.3 | 508.8 | 293.8 | 173.2 |
| Benziothiazolinone+blue or green withered spirit, tmtd 1:3 | 1.8 | 650.9 | 390.7 | 166.6 |
| Benziothiazolinone+blue or green withered spirit, tmtd 1:5 | 1.8 | 646.7 | 423.0 | 152.9 |
| Benziothiazolinone+blue or green withered spirit, tmtd 1:10 | 2.0 | 579.4 | 452.3 | 128.1 |
Result shows, benziothiazolinone and the withered spirit of green grass or young crops, the composite control efficiency to Kidney bean angular leaf spot of tmtd significantly improve, the composite ratio of both explanations has significant synergistic effect to Kidney bean angular leaf spot germ between 1:10 ~ 10:1, and co-toxicity coefficient is all more than 120, and synergistic effect is obvious.
Embodiment 4
Benziothiazolinone and Yekuzuo, tpn match watermelon angular leaf spot virus power determination test, the results are shown in Table 7-8.
The single doses such as table 7 benziothiazolinone, white urea cyanogen are to the actual measurement toxicity index of watermelon angular leaf spot, and the mass ratio of Yekuzuo and tpn is 1:1
Table 8 benziothiazolinone and Yekuzuo, tpn different proportion are composite to the interpretation of result of watermelon angular leaf spot toxicity test, and the mass ratio of Yekuzuo and tpn is 1:1.
Result shows, benziothiazolinone and Yekuzuo, the control efficiency of chlorothalonil compound to watermelon angular leaf spot significantly improve, the composite ratio of both explanations has significant synergistic effect to watermelon angular leaf spot germ between 1:10 ~ 10:1, and co-toxicity coefficient is all more than 190, and synergistic effect is obvious.
Embodiment 5
Benziothiazolinone and MBAMT+S-Ethyl ethylthio sulfonate match Prospect on Kiwifruit Bacterial Canker toxicity test and test, and the results are shown in Table 9-10.
Table 9 benziothiazolinone, MBAMT and S-Ethyl ethylthio sulfonate are to the actual measurement toxicity index of Prospect on Kiwifruit Bacterial Canker, and the mass ratio of MBAMT and S-Ethyl ethylthio sulfonate is 1:1
Table 10 benziothiazolinone and Yekuzuo, tpn different proportion are composite to the interpretation of result of Prospect on Kiwifruit Bacterial Canker toxicity test, and the mass ratio of MBAMT and S-Ethyl ethylthio sulfonate is 1:1.
Result shows, benziothiazolinone and MBAMT, the composite control efficiency to Prospect on Kiwifruit Bacterial Canker of S-Ethyl ethylthio sulfonate significantly improve, the composite ratio of both explanations has significant synergistic effect to watermelon angular leaf spot germ between 1:10 ~ 1:1, and co-toxicity coefficient is all more than 170, and synergistic effect is obvious.The two composite ratio is being greater than 1:1, and synergistic effect reduces.
Embodiment 6
Field efficacy confirmatory experiment
Test method: once spray at the initial stage of a disease, each process 3 communities, each community 20 square meter.10 days investigation statistics incidences before medicine and after medicine, the random sampling of 5, each community, the lesion area investigating every blade in whole strain accounts for the percentage of blade area, calculates disease index and control efficiency.
Choose paddy rice bacterial leaf spot, wheat cecospora spot, custard squash soft rot, pepper bacterial leaf spot four kinds of diseases carry out field experiment.
Choose the white urea cyanogen in B component, blue or green withered spirit, Yekuzuo, MBAMT, S-Ethyl ethylthio sulfonate, tmtd, octicin solution, Acibenzolar, metalaxyl, tpn, dithiocyano-methane, BCDMH, the bromo-2-nitro-1 of 2-, in ammediol and morpholine hydrochloride guanidine compound one or both mixtures, after mixing with component A benziothiazolinone, diseased plant is made up a prescription.
Carry out proportioning according to following ratio, make soluble reagents
Benziothiazolinone 2%
Tmtd 1%+ BCDMH 7%
Dispersant 10%
Solvent (pyrrolidones) 80%
The preparation be made into according to the above ratio, every mu uses 75 ~ 125 grams, to the preventive effect of paddy rice bacterial leaf spot more than 81%, to the preventive effect of wheat cecospora spot more than 83%, to the preventive effect of custard squash road soft rot more than 85%, to the preventive effect of pepper bacterial leaf spot more than 83%.Experimental result is as follows:
Measurement result shows, benziothiazolinone and tmtd, the composite control efficiency to custard squash road soft rot of BCDMH are remarkable.
Embodiment 7
Soluble reagents is made into according to following ratio
Benziothiazolinone 2%
Frost urea cyanogen 2%
Dispersant (lignin sulfonic acid) 10%
Solvent (dimethyl formamide) 86%
The preparation be made into according to the above ratio, every mu uses 75 ~ 125 grams, to the preventive effect of paddy rice bacterial leaf spot more than 91%, to the preventive effect of wheat cecospora spot more than 85%, to the preventive effect of custard squash road soft rot more than 83%, to the preventive effect of pepper bacterial leaf spot more than 89%.Experimental result is as follows:
Measurement result shows, benziothiazolinone and white urea cyanogen composite to paddy rice bacterial leaf spot and pepper bacterial leaf spot control efficiency remarkable.
Embodiment 8
Soluble reagents is made into according to following ratio
Benziothiazolinone 2%
Dithiocyano-methane+metalaxyl 2%
Dispersant (sodium naphthalene sulfonate) 10%
Missible oil (1-METHYLPYRROLIDONE) 86%
The preparation be made into according to the above ratio, every mu uses 75 ~ 125 grams, to the preventive effect of paddy rice bacterial leaf spot more than 95%, to the preventive effect of wheat cecospora spot more than 90%, to the preventive effect of custard squash road soft rot more than 90%, to the preventive effect of pepper bacterial leaf spot more than 81%.Experimental result is as follows:
Measurement result shows, benziothiazolinone and dithiocyano-methane, metalaxyl are composite to paddy rice bacterial leaf spot, wheat cecospora spot, custard squash Disease-Control for Soft-Rotting Be very effective.
Claims (7)
1. prevent and treat a composition for agricultural bacterial evil, it is characterized in that, described composition comprises A and B two groups of active components, and wherein active component A is benziothiazolinone, and active component B is white urea cyanogen; Weight ratio between A and B two component is 1:10 ~ 10:1.
2. composition according to claim 1, is characterized in that, described composition also comprises insecticides adjuvant.
3. composition according to claim 2, is characterized in that, described composition is made up of the active component of 4 ~ 96% weight portions and the insecticides adjuvant of 96 ~ 4% weight portions.
4. composition according to claim 1, is characterized in that, the formulation of described composition is any one formulation agriculturally allowed.
5. composition according to claim 4, is characterized in that, described formulation is wetting powder, suspending agent, water dispersible granules, aqueous emulsion, soluble concentrate, pulvis, microcapsule suspending agent, emulsifiable concentrate, missible oil or microemulsion.
6. the purposes of the composition according to any one of claim 1-5 in control corps diseases.
7. the purposes of the composition according to any one of claim 1-5 in control Tomato mottle disease, soft rot of Chinese cabbage, Kidney bean angular leaf spot, watermelon angular leaf spot, Prospect on Kiwifruit Bacterial Canker, paddy rice bacterial leaf spot, wheat cecospora spot, custard squash soft rot or pepper bacterial leaf spot.
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| CN104628481B (en) * | 2015-02-10 | 2017-04-19 | 贵州三福生物科技有限公司 | Fertilizer and pesticide combination reagent for preventing and killing bacterial canker of kivifruit and preparation method of fertilizer and pesticide combination |
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| CN106852334B (en) * | 2016-12-30 | 2019-04-19 | 四川农业大学 | A kind of method for integrated control of Prospect on Kiwifruit Bacterial Canker |
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| CN108244128A (en) * | 2018-03-13 | 2018-07-06 | 陕西康禾立丰生物科技药业有限公司 | A kind of bactericidal composition containing fenbendazole and copper agent |
| CN114304168A (en) * | 2020-10-09 | 2022-04-12 | 陕西西大华特科技实业有限公司 | Bactericidal composition containing benziothiazolinone and isoprothiolane and application thereof |
| CN113545360A (en) * | 2021-08-26 | 2021-10-26 | 常州市武进盛源化工有限公司 | Organic sulfur bactericidal algicide |
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| WO2010052888A1 (en) * | 2008-11-04 | 2010-05-14 | 日本曹達株式会社 | Sustained-release bactericidal antibacterial agent for cationic electrodeposition coating system |
| CN103619174A (en) * | 2011-05-13 | 2014-03-05 | Isp投资公司 | Aqueous solutions of 1,2-benzisothiazolin-3-one |
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