CN103004812A - Thifluzamide-contained suspension emulsion - Google Patents
Thifluzamide-contained suspension emulsion Download PDFInfo
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- CN103004812A CN103004812A CN 201210552489 CN201210552489A CN103004812A CN 103004812 A CN103004812 A CN 103004812A CN 201210552489 CN201210552489 CN 201210552489 CN 201210552489 A CN201210552489 A CN 201210552489A CN 103004812 A CN103004812 A CN 103004812A
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- thifluzamide
- disease
- suspended emulsion
- rice
- ethylthio sulfonate
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Abstract
The invention belongs to the field of agricultural pesticides, and particularly relates to a thifluzamide-contained suspension emulsion. The suspension emulsion comprises the components in percentage by weight as follows: 1%-70% of thifluzamide; 1%-70% of ethylicin; 1%-30% of a surface active agent; 0-40% of other functional addition agents; 1%-85% of water; and the sum of the weight percentage of the components is 100%.The compound is mainly used for preventing and treating gramineous crop rice sheath blight disease, rice blight, rice blast, wheat sharp eyespot, rust disease, stinking smut, apple ring rot disease, bacterial wilt and the like. The compound has the characteristics of remarkable synergistic effect, broad-spectrum bactericide, long effect-persistent time, safety to crops and the like.
Description
Technical field
The invention belongs to the disinfectant use in agriculture field, particularly a kind of suspended emulsion that contains thifluzamide.
Background technology
Thifluzamide belongs to the thiazole amide bactericide, is the succinate dehydrogenase inhibitor, because fluorine-containing, its its competitiveness in biochemical pathway is very strong, has strong interior absorption and long wholesomeness.The pathomycetes such as Rhizoctonia, Puccinia, Ustilago, Tilletia, corticium, nuclear cavity Pseudomonas all there is activity, especially the fungus-caused disease of Basidiomycetes such as banded sclerotial blight, damping off etc. is had special efficacy.Especially rice sheath blight disease, damping off are had excellent preventive effect, consumption is low, about 20 milliliters of every mu of preparation consumptions, and application process and period are also more flexible.Cauline leaf health through this chemicals treatment is dark green, for volume increase provides condition.Under recommendation dosage, thifluzamide is to crop safety, without poisoning, overcome many medicaments of being used on the Vehicles Collected from Market preventing and treating smut to the unsafe shortcoming of crop, prevents and treats in seed treatment and will bring into play larger effect aspect the systemic disease.Resistance of rainwater washing against, rainfall in 1 hour does not affect drug effect after the dispenser.But thifluzamide does not have activity to the phycomycetes class, and is to the disease that is caused by leaf section pathogen, bad such as the cercospora brown spot of peanut, black spot effect.S-Ethyl ethylthio sulfonate is the highly effective bactericide with broad spectrum that the sixties, the Chinese science and technology worker developed voluntarily, is a kind of plant bionic agricultural chemicals, and the content of general preparation is 80% S-Ethyl ethylthio sulfonate.What pure biological 80% S-Ethyl ethylthio sulfonate that extracts was effectively evaded harmful substance in the chemosynthesis retains environmental protection.Strong, the interior absorption of permeability is good, has outstanding downward conduction function, absorbed by crops by foliar spray, the crop fibrous root can go directly, reduce mashed root, promote robust plant, S-Ethyl ethylthio sulfonate can suppress tens of kinds of germs of the crop such as grain and oil, cotton, vegetables, flowers, medicinal material, tealeaves and silkworm industry, fishery.Achlya spp disease, bakanae disease, rice blast, bacterial leaf-blight have been widely used at present preventing and treating; Stinking smut, stripe disease; Fusarium and Verticillium wilts, anthracnose; Fruit tree ring spot, anthracnose, leaf spot; The epidemic disease of gourd, fruit and vegetable, bacterial wilt, climing rot, fusarium wilt, anthracnose; Crops seedling stage damping off, damping off, root rot; Tealeaves root rot, bud blight etc.Current research shows that 80% S-Ethyl ethylthio sulfonate and other bactericide (particularly triazole bactericidal agent) use control efficiency with and can promote 40%-70%, and can enlarge fungicidal spectrum, improves quick-acting, reduces and uses agent.With pesticide compositional, suppress the insect organized enzyme, increase permeance property, improve insecticidal activity, delaying drug resistance produces.
Often there is defective in various degree in the bactericide kind that contains the single-activity component in the disinfectant use in agriculture control, narrow such as bactericidal range, control efficiency is poor, and dispenser dosage Da Yi develops immunity to drugs, and application times is added heavily environmental pollution etc.For the upper germ that produces resistance of control agricultural, a kind of way is to release new and the new component of existing kind without cross resistance.But the development cost of new active ingredient is high, and the construction cycle is long, and does not all catch up with the speed that germ produces resistance forever.Other way is rotated etc. such as crop allocation adjustment, different agricultural chemicals, in the process of practical operation, is difficult to really play obvious effect.
The different cultivars composition carries out composite, is to prevent and treat the modal method of resistance germ.Heterogeneity is carried out composite, can improve control efficiency, enlarges bactericidal range, reduces the consumption of active ingredient, saves drug cost, reduces environmental pollution, is the important means of integrated control field disease.
Through retrieval, at present do not find thifluzamide with S-Ethyl ethylthio sulfonate is composite and the document of application.
Summary of the invention
The present invention aims to provide a kind of good drug efficacy, the long suspended emulsion that contains thifluzamide of lasting period.
Technical scheme of the present invention is: a kind of suspended emulsion that contains thifluzamide, and its component and weight content are as follows:
Thifluzamide 1%～70%
S-Ethyl ethylthio sulfonate 1%～70%
Surfactant 1%～30%
Other functional aids 0～40%
Water 1%～85%
Each weight percentages of components sum is 100%.
Optimize, the weight ratio of described active ingredient thifluzamide and S-Ethyl ethylthio sulfonate is 10:1～1:10.
Optimize, the weight ratio of described active ingredient thifluzamide and S-Ethyl ethylthio sulfonate is 1:3～5.
Optimize, described other functional aids are selected from one or more in antifreezing agent, thickener, stabilizing agent, the defoamer.
Optimize, described surfactant is dispersant and emulsifier, also can comprise wetting agent and/or bleeding agent.
Above-mentioned active ingredient thifluzamide and S-Ethyl ethylthio sulfonate all are bactericide well known in the art, can buy by various commercial channel.
Described emulsifier is selected from OP series phosphate (polyoxyethylene nonylphenol ether phosphate), 600# phosphate (phenyl phenol polyoxyethylene ether phosphate), styrene polyoxyethylene ether ammonium sulfate salt, alkyl biphenyl ether disulfonic acid magnesium salts, triethanolamine salt, the newborn 400#(benzyl dimethyl phenol polyoxy ethyl ether of farming), Nongru-700 #(alkylphenol-formaldehyde resin polyoxy ethyl ether), peaceful newborn 36#(phenethyl fluosite polyoxy ethyl ether), the newborn 1600#(phenethyl phenol polyoxy ethyl polypropylene-base ether of farming), ethylene oxide-propylene oxide block copolymer, OP series (polyoxyethylene nonylphenol ether), BY series (castor oil polyoxyethylene ether), the newborn 33#(alkylaryl polyoxyethylene poly-oxygen propylene aether of farming), sapn series (sorbitol anhydride monostearate), the mixture of one or more compositions in tween series (anhydrous sorbitol resin acid ester APEO) or the AEO series (fatty alcohol-polyoxyethylene ether).
Described dispersant is selected from the mixture of one or more compositions in polycarboxylate, lignosulfonates, alkylphenol polyoxyethylene formaldehyde condensation products sulphate, alkyl benzene calcium sulfonate, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, aliphatic acid polyethenoxy ether or the fatty acid glyceride APEO.
Described wetting agent is selected from the mixture of one or more compositions in lauryl sodium sulfate, neopelex, Nekal BX, wetting and penetrating agent F, spaonin powder, silkworm excrement or the soapberry powder.
Described bleeding agent is selected from the mixture of one or more compositions in penetrating agent JFC (fatty alcohol-polyoxyethylene ether), penetrant t (Maleic Acid Diisooctyl sulfonate), azone, the organosilicon.
Described thickener is selected from the mixture of one or more compositions in gelatin, sodium carboxymethylcellulose, hydroxyethylcellulose, Sodium Polyacrylate, modified starch, xanthans, bentonite, silica and the Magnesiumaluminumsilicate.。
Described antifreezing agent is selected from the mixture of one or more compositions in ethylene glycol, propane diols, glycerine or the urea.
Described defoamer is selected from the mixture of one or more compositions in silicone oil, silicone compound, C10～C20 saturated fat acid compounds or C8～C10 aliphatic alcohols compound.
Described stabilizing agent is selected from epoxidized soybean oil, epoxychloropropane, BHT, ethyl acetate, the mixture of one or more compositions of triphenyl phosphate.
Material described above all is to well known to a person skilled in the art material, can buy by market.
The suspended emulsion that contains thifluzamide provided by the invention is being prevented and treated rice sheath blight disease, rice blast, damping off, control wheat sharp eyespot, rust, bunt, prevent and treat ring rot of apple, bacterial wilt, the control Cereal Rust, or there is fine control efficiency cauline leaf processing aspect, and can reduce each active ingredient application dosage, reduce cost, reduce and pollute.
Beneficial effect of the present invention is: 1, the suspended emulsion synergistic effect of thifluzamide and the compound formation of S-Ethyl ethylthio sulfonate is obvious, is not the simple superposition of each composition activity, but significant synergistic effect is arranged; 2, the field consumption of active ingredient descends, and has reduced production and use cost, reduces residue of pesticide and environmental pollution; 3, suspended emulsion is comprised of the active ingredient of different mechanism of action, is conducive to overcome and delays the drug-fast generation of germ, and is significant to crop safety and integrated control crop germ; 4, thifluzamide and S-Ethyl ethylthio sulfonate compound after, enlarged fungicidal spectrum, the medicament characteristic has obtained mutual supplement with each other's advantages, can prevent and treat the various crop disease, makes things convenient for peasant's medication.
Embodiment
Specify the present invention below in conjunction with embodiment.Percentage is weight content among the embodiment, and the treatment dosage of field efficacy is effective ingredient consumption.
Embodiment 1:30% thifluzamide S-Ethyl ethylthio sulfonate suspended emulsion
The suspended emulsion that contains thifluzamide of present embodiment, its component and weight content are as follows: thifluzamide, 5%; S-Ethyl ethylthio sulfonate, 25%; The newborn OP-10 phosphate of emulsifier farming, 2%; Dispersant polycarboxylate, 3%; Thickener is selected xanthans and aluminium-magnesium silicate, and consumption is respectively 0.1% and 2%; Antifreeze glycol, 5%; The defoamer silicone compound, 0.5%; Water is supplemented to 100%.
Embodiment 2:60% thifluzamide S-Ethyl ethylthio sulfonate suspended emulsion
The difference of present embodiment and embodiment 1 is: the suspended emulsion that contains thifluzamide of present embodiment, and its component and weight content are as follows: thifluzamide, 15%; S-Ethyl ethylthio sulfonate, 45%; The newborn 600# of emulsifier farming phosphate, 2%; Dispersant naphthalene sulfonic acid-formaldehyde condensation product sodium salt, 4%; Thickener is selected xanthans and aluminium-magnesium silicate, and consumption is respectively 0.07% and 1.5%; Antifreeze glycol, 5%; The defoamer silicone compound, 0.5%; Water is supplemented to 100%.
The below uses embodiment medicament 30% thifluzamide S-Ethyl ethylthio sulfonate suspended emulsion and Comparative Examples medicament 24% thifluzamide aqueous suspension agent and 80% S-Ethyl ethylthio sulfonate missible oil that rice sheath blight disease is carried out field control effectiveness test, so that beneficial effect of the present invention to be described better, result of the test is as shown in table 1 below.
Establish embodiment medicament, Comparative Examples medicament and do not use totally 10 processing of any medicament in this field test, each is processed and repeats 4 times, process the residential quarter for totally 40, every processing residential quarter takes by weighing medicament according to table 1 listed medicament and the amount of taking thereof, then be watered, implement the spray medicine in rice tillering latter stage to the booting initial stage, spray value is 45,000 g/acres.Every processing residential quarter is got 3 points at random, gets 6 root and stem of certain plants paddy rice at every, at blade and the stem scab number, lesion area of investigation in 10 days, 20 days, 30 days after the medication on the paddy rice, calculates control efficiency with disease index respectively.
The scab grade scale is with reference to State Standard of the People's Republic of China " pesticide field efficacy medicine test criterion ".The blade occurring degree is divided into 6 grades, and 0 grade: blade is without scab; 1 grade: lesion area accounts for whole blade area below 5%; 2 grades: lesion area accounts for whole blade area 6%～10%; 3 grades: lesion area accounts for whole blade area 11%～25%; 4 grades: lesion area accounts for whole blade area 26%～50%; 5 grades: lesion area accounts for whole blade area more than 50%.When carrying out state of an illness investigation, if any the leaf abscission of seriously catching an illness, take leaf scar as counting in the statistical data according to the blade as the highest morbidity progression.Disease refers to calculate as follows with control efficiency:
Table 1 different disposal is to the control efficiency of rice sheath blight disease
Can find out that from table 1 result of the test dispenser is after 10 days, 20 days, 30 days, embodiment medicament 30% thifluzamide S-Ethyl ethylthio sulfonate suspended emulsion to the control efficiency of rice sheath blight disease all more than 84%, apparently higher than contrast agents.Embodiment medicament using dosage is low, and only for 1/3 of contrast agents just can reach good control efficiency, and the medicament efficiency time is long, and dispenser still reaches fine control efficiency after 30 days.Experimental session is observed, and without poisoning, safety is good to paddy rice for the embodiment medicament.The above results shows that the suspended emulsion that contains thifluzamide of the present invention is better than Comparative Examples.
Claims (5)
1. suspended emulsion that contains thifluzamide, it is characterized in that: its component and weight content are as follows:
Thifluzamide 1%～70%
S-Ethyl ethylthio sulfonate 1%～70%
Surfactant 1%～30%
Other functional aids 0～40%
Water 1%～85%
Each weight percentages of components sum is 100%.
2. the suspended emulsion that contains thifluzamide according to claim 1, it is characterized in that: the weight ratio of described active ingredient thifluzamide and S-Ethyl ethylthio sulfonate is 10:1～1:10.
3. the suspended emulsion that contains thifluzamide according to claim 2, it is characterized in that: the weight ratio of described active ingredient thifluzamide and S-Ethyl ethylthio sulfonate is 1:3～5.
4. the suspended emulsion that contains thifluzamide according to claim 3, it is characterized in that: described other functional aids are selected from one or more in antifreezing agent, thickener, stabilizing agent, the defoamer.
5. described any suspended emulsion that contains thifluzamide according to claim 1～4, it is characterized in that: described surfactant is dispersant and emulsifier, also can comprise wetting agent and/or bleeding agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210552489 CN103004812A (en) | 2012-12-19 | 2012-12-19 | Thifluzamide-contained suspension emulsion |
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|---|---|---|---|
| CN 201210552489 CN103004812A (en) | 2012-12-19 | 2012-12-19 | Thifluzamide-contained suspension emulsion |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104336025A (en) * | 2013-08-08 | 2015-02-11 | 日产化学工业株式会社 | An aqueous suspending pesticide composition |
| CN104823766A (en) * | 2015-04-17 | 2015-08-12 | 常州百富电子有限公司 | Coriander trialeurodes vaporariorum prevention and cure method |
-
2012
- 2012-12-19 CN CN 201210552489 patent/CN103004812A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104336025A (en) * | 2013-08-08 | 2015-02-11 | 日产化学工业株式会社 | An aqueous suspending pesticide composition |
| CN104336025B (en) * | 2013-08-08 | 2019-11-12 | 日产化学工业株式会社 | Aqueous suspension shape composition pesticide |
| CN104823766A (en) * | 2015-04-17 | 2015-08-12 | 常州百富电子有限公司 | Coriander trialeurodes vaporariorum prevention and cure method |
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Application publication date: 20130403 |