93results about How to "Obvious inactivation" patented technology

The invention discloses a drug for preventing and treating gummosis. The drug contains the following ingredients in parts by weight: 10-15 parts of 50% alkaloid-gardenoside, 8-12 parts of 70% Baume-degree lime-sulfur mixture, 10-15 parts of 70% mancozeb wettable powder, 4-8 parts of icariin, 4-8 parts of hypericin, 6-10 parts of forsythin, 4-8 parts of bupleurum roots and 6-10 parts of artemisia annua. The drug is simple in proportion and convenient in use, and the treatment effect on peach tree gummosis is good; shown by testing, the solution of a volume which is 400-600 times that of a mixture has an obvious inactivation effect on botryosphaeria and peach physalospora (belonging to ascomycotina) and has a good bactericidal effect.

The invention discloses a preparation method of an anti-disease medicine against potato bacterial wilt, which comprises the following steps: (A) material preparation: preparing streptomycin sulfate, 25% cuaminosulfate aqueous solution, 2% formalin, glycyrrhizic acid, chlorogenic acid, polyoxin, radix ampelopsis and dried orange peel; (B) alcohol digestion of the extraction liquid of radix ampelopsis and dried orange peel: crushing the radix ampelopsis and dried orange peel, washing and airing; putting into a closed container, adding 70% ethanol solution by mass, and soaking for 12 hours; putting into a percolator, wherein the percolator is of a bucket structure with a cone at the bottom, the cone is downward connected with equipment which can be opened/closed to drop water, and the percolator is used for extracting the components of the medicinal materials; uniformly putting the medicinal materials into the bucket, and adding the soaking liquid water or wine slowly and dropwise; collecting the percolation liquid; and heating to recover ethanol to obtain the extraction liquid; and (C) compounding the streptomycin sulfate, 25% cuaminosulfate aqueous solution, 2% formalin, glycyrrhizic acid, chlorogenic acid and polyoxin with the extraction liquid obtained by the step (B), stirring uniformly and performing ultraviolet sterilization to obtain the anti-disease medicine against potato bacterial wilt. The preparation method disclosed by the invention is simple, and the prepared product is simple in formula and convenient to use and realizes a good effect in treating the potato bacterial wilt.

The invention discloses an application method for a gummosis bacteria prevention drug. The application method comprises the following steps: A. preparing materials: preparing 50 percent Liang Guoan, 70 percent baume lime sulphur, 70 percent mancozeb wettable powders, icariin, hypericin, phillyrin, radix bupleuri and artemisia carvifolia; B. carrying out alcohol leaching for extracting solutions of radix bupleuri and artemisia carvifolia; C. compounding the 50 percent Liang Guoan, the 70 percent baume lime sulphur, the 70 percent mancozeb wettable powders, the icariin, the hypericin and the phillyrin with the extraction solutions obtained from Step B, stirring the compound uniformly, and carrying out ultraviolet sterilization to obtain the drug for pseudomonas solanacearum resistance. The application method provided by the invention is simple, that is, the application method for the applied product is simple, and the proportioning of the applied product is simple; the use is convenient; the treatment effect for peach tree gummosis is remarkable; a 400-times to 600-times diluent of the mixture is proved, by the experiments, to have obvious inactivation effects for botryosphaeria and peach physalospora (belonging to Ascomycotina in the kingdom Fungi), and the sterilizing effect is good.

The invention discloses a use method of drugs for preventing and treating cladosporium cucumerinum. The use method comprises the following steps: A, preparing a raw solution which comprises the following raw materials: 50% of carbendazim, 70% of thiophanate methyl, a new high lipid membrane, a fruit and vegetable base promoter, astragalus polysaccharides, glycyrrhizic acid, radix isatidis and fructus forsythia; B, soaking tomato seeds subjected to greenhouse culture in warm water at the temperature of 55 DEG C for 30 minutes to remove pathogenic bacteria inside and outside the seeds, taking out, cooling in cold water, soaking in the raw solution with the volume being 400 times that of the seeds for 1.5-2 hours, taking out, washing by clear water, drying in the sun, accelerating germination, and seeding; C, during an attack, adding water into the raw solution for diluting the raw solution by 600 times, and spraying; D, while spraying in the step C, adding water into the raw solution for diluting the raw solution by 500 times, and carrying out root irrigation. The use method is simple; the used drugs are simple in ratio, convenient to use and good in treatment effect on tomato leaf mould; a test shows that a mixture diluted by 400-600 times has a remarkable deactivation effect on deuteromycotina-cladosporium fulvum and has a good sterilization effect.

The invention discloses a method for using a drug for preventing and treating sclerotium rolfsii. The method comprises the following steps: (A) preparing original liquid, wherein the original liquid contains the ingredients of 1% copper sulfate solution, 25% carboxin wettable powder, 70% pentachloronitrobenzene wettable powder, hypericin, matrine, artemisinin, double coptis chinensis and rhubarb; (B) at the early stage of the onset, spraying the rhizome of a disease part by using an original liquid solution of a volume which is 400 times that of the original liquid every 7-10 days, and spraying once or twice; (C) at the middle stage of the onset, spraying the rhizome of the disease part by using an original liquid solution of a volume which is 600 times that of the original liquid every 4-8 days, and spraying twice or three times; (D) adding water to dilute the original liquid until liquid of a 500-times volume is obtained and carrying out rhizome irrigating operation while carrying out the step (C). The method disclosed by the invention is simple, the used product is simple in proportion and convenient in use, and the treatment effect on watermelon sclerotium rolfsii is good; shown by testing, the solution of a volume which is 400-600 times that of the mixture has an obvious inactivation effect on deuteromycetes sclerotium rolfsii and athelia rolfsii and has a good bactericidal effect.

The invention discloses a drug for resisting damping-off. The drug comprises the following raw materials in parts by weight: 10-15 parts of 38% qingkulike (a bactericide), 8-12 parts of 72.2% hymexazol, 10-15 parts of 75% thiodiazole-copper wettable powder, 4-8 parts of baicalin, 4-8 parts of sophocarpidine, 6-10 parts of indirubin, 4-8 parts of pulsatilla root and 6-10 parts of hyperforin perforatum. The drug is simple in preparation, convenient to use and good in effect of controlling damping-off of hot pepper seedlings; a test shows that a mixture diluted by 400-600 times has a remarkable deactivation effect on fungi such as Pythium, Phytophthora and Rhizoctonia, and has a good sterilization effect.

The invention discloses a disease resistant drug for Chinese cabbage downy mildew. The disease resistant drug comprises the following components in parts by weight: 10-15 parts of 50% thiram wettable powder, 8-12 parts of 75% chlorothalonil wettable powder, 10-15 parts of 35% atibeprone (ridomil), 4-8 parts of honeysuckle saponin, 4-8 parts of baicalin, 6-10 parts of indirubin, 4-8 parts of honeysuckle, and 6-10 parts of Chinese parsley. The disease resistant drug has the advantages of simple preparation, convenience in use and good effect on treatment of the Chinese cabbage downy mildew; through the test of experiments, 400-600 times of liquid of the mixture has obvious inactivation effect on fungus fungi imperfecti and peronospora parasitica; the disinfection effect is good.

The invention discloses an application method of a disease-resistant medicine for treating cucumber powdery mildew, comprising the following steps: A, a stock solution is prepared: components of the stock solution comprise 27% high-fat membrane, 2% pyrimidine nucleoside agricultural antibiotic, garlic extract, astragalus polysaccharide, baicalein, polyoxin, root of Chinese pulsatilla and dryopteris crasirhitom nakai; B, water is added to the stock solution to prepare a diluents which accounts for 400-600 times the mass of the stock solution; C, use dosage per mu is 3.5-4kg; the medicine is sprayed uniformly; front and back sides of a leaf are sprayed uniformly; the key point is to spray sick leaves; and upper healthy leaves are sprayed for protection; D, a fertilizer is applied within three days after spraying so as to prevent shortage of fertilizer and early aging and enhance disease resistance of plants; after fertilization, watering is not carried out at cloudy days and fresh air is blown in at sunny days; relative humidity in a greenhouse or shed is reduced, excess temperature is prevented, and stuffiness is avoided; and E, within three days after spraying, sulphur is used for smoking, and smoking is carried out in the shed for 10 min every day. The medicine provided by the invention requires a simple composition ratio, is convenient to use and has a good effect of treating cucumber powdery mildew. Through tests, a liquid which accounts for 400-600 times the volume of the mixture has an obvious inactivation effect on fungi imperfecti Sphaerotheca powdery mildew, and has a good bactericidal effect.

The invention discloses an anti-disease medicine for potato bacterial wilt. The anti-disease medicine comprises the following components in parts by weight: 10-15 parts of streptomycin sulfate, 8-12 parts of 25% cupric-amminium complexion water solution, 10-15 parts of 2% formalin liquid, 4-8 parts of glycyrrhizic acid, 4-8 parts of chlorogenic acid, 6-10 parts of polyoxin, 4-8 parts of ampelopsis japonica and 6-10 parts of pericarpium citri reticulatae. The anti-disease medicine is simple in proportioning and convenient to use, and has the good effect for treating the potato bacterial wilt; tests prove that a 400-600-time diluting solution of the mixture has an obvious inactivation effect on fungus fungi imperfecti sphaerotheca fuliginea and the sterilizing effect is good.

The invention discloses a method for using a bacterial wilt resisting composite. The method comprises the steps of A, preparing a stock solution, wherein the stock solution is composed of potassium sulfate, 15% cuaminosulfate aqueous solution, 5% chitosan oligosaccharide solution, sophocarpidine, lignin, polyoxybiotic solvent, plant ash water leaching solution and dried tangerine; B, cultivating potatoes, wherein disease-free potato seeds are selected, soaked in the stock solution with a volume ratio of 400 times for 1.5-2 h, taken out to be washed with clear water, and sown, and when the potato seeds are cut, a cutter needs to be immersed in 75% ethyl alcohol to be disinfected; C, when a disease occurs, the stock solution is diluted with water for 600 times dilution and then sprayed; D, the stock solution is diluted with water for 500 times dilution to be used for root irrigation while spraying is conducted. The using method is simple, the materials are matched easily, using is convenient, and potato bacterial wilt treating effect is good.

The invention discloses a drug for resisting peach tree gummosis. The drug contains the following ingredients in parts by weight: 10-15 parts of 50% ultramicro carbendazim wettable powder, 8-12 parts of 70% ultramicro thiophanate-methyl wettable powder, 10-15 parts of 72% Dupont curzate wettable powder, 4-8 parts of stachydrine, 4-8 parts of hypericin, 6-10 parts of total anthraquinone, 4-8 parts of double coptis chinensi and 6-10 parts of radix isatidis. The drug is simple in preparation and convenient in use, and the treatment effect on peach tree gummosis is good; shown by testing, the solution of a volume which is 400-600 times that of a mixture has an obvious inactivation effect on botryosphaeria and peach physalospora (belonging to ascomycotina), and has a good bactericidal effect.

The invention discloses a manufacturing method of a disease-resistant reagent for Cochliobolus carbonum of maize, which comprises the following steps: A. preparing 25% triazolone or triadimefon wettable powder, 40% flusilazole missible oil, 15% triazolone wettable powder, arteannuin, indirubin, radix astragali polysaccharide, licorice and coriander; B. leaching extracts of the licorice and coriander with alcohol; C. compounding the 25% triazolone or triadimefon wettable powder, 40% flusilazole missible oil, 15% triazolone wettable powder, arteannuin, indirubin and radix astragali polysaccharide with the extracts obtained in the step B, stirring uniformly, and carrying out ultraviolet sterilization to obtain the reagent for Cochliobolus carbonum of maize. The manufacturing method of the product is simple; the prepared product is simple in proportioning and convenient to use, and has favorable effect for treating Cochliobolus carbonum of maize; and the test proves that the 400-600-time solution of the mixture has an obvious inactivation action on conidiophores and conidia of the pathogen and has favorable sterilizing effect.

The invention discloses a production method of a compounded pharmaceutical composition for preventing and curing powdery mildew, comprising the following steps: A, material preparation: 35% high-fat membrane, 50% drazoxolon, dried orange peel, talcum, baicalein, 60% chlorothalonil, Quisqualis indica L. and galagal rhizome are prepared; B, alcohol leaching of an extract of Quisqualis indica L. and galagal rhizome: Quisqualis indica L. and galagal rhizome are crushed, broken and washed; after air drying, Quisqualis indica L. and galagal rhizome are placed in a closed container; 60 wt% of an ethanol solution is added, Quisqualis indica L. and galagal rhizome are infiltrated and immersed for 18 hours and then are placed in a percolator; the percolator is a barrel structure, a cone is arranged at the bottom of the barrel structure, and switch equipment for dripping is disposed below the cone for extraction of medicinal materials; medicinal materials are uniformly placed in the barrel; an immersion fluid, water or wine, is added and drips slowly; a percolate is collected; and ethanol is heated and recovered to obtain an extract; and C, 35% high-fat membrane, 50% drazoxolon, dried orange peel, talcum, baicalein and 60% chlorothalonil are combined with the extract obtained from the step B, the mixture is stirred uniformly and UV sterilization is finally carried out to obtain the compounded pharmaceutical composition for preventing and curing powdery mildew. The compounded pharmaceutical composition provided by the invention requires a simple composition ratio, is convenient to use and has a good effect of treating cucumber powdery mildew. Through tests, a liquid which accounts for 400-600 times the volume of the mixture has an obvious inactivation effect on fungi imperfecti Sphaerotheca powdery mildew, and has a good bactericidal effect.

The invention discloses a preparation method of disease-resistant drug for watermelon southern blight. The preparation method comprises the following steps: A. materials of 40% quintozene, 15% wettable triadimefon powder, 50% wettable tolclofos-methyl powder, astragaloside, baicalin, polyoxin, honeysuckle and andrographis paniculata are prepared; B. extracting solutions of the honeysuckle and the andrographis paniculata are extracted; C. the 40% quintozene, the 15% wettable triadimefon powder, the 50% wettable tolclofos-methyl powder, the astragaloside, the baicalin and the polyoxin are compounded with the extracting solutions obtained in the step B; the drug for resisting the watermelon southern blight is obtained by thorough stirring and ultraviolet sterilizing. The preparation method of the invention has the advantages of simplicity, simple proportion of the prepared products, convenience in use and good effect on treatment of the watermelon southern blight. Experiments show that a solution of the mixture has an obvious inactivation effect on fungi imperfecti sclerotium rolfsii and athelia roffsii, wherein the amount of the solution is 400-600 times of that of the mixture; the disinfection effect is good.

The invention discloses a composition for treating infectious gummosis of peach trees. The composition comprises the following components in parts by weight: 10-15 parts of 28% liangguoan (a biological fungicide), 8-12 parts of a 16% aluminum sulfate solution, 10-15 parts of a 2% butanol solvent, 4-8 parts of a mulberry leaf water extract, 4-8 parts of carboxymethyl cellulose sodium, 6-10 parts of phillyrin, 4-8 parts of ligustilide, and 6-10 parts of oxalic acid. The composition is simple in matching and convenient to use and has good curative effect of gummosis of peach trees, and experiments and tests prove that a 400-600-time solution of a mixture has obvious inactivation effect and good fungicidal effect.

The invention discloses a drug for preventing and treating sclerotium rolfsii. The drug comprises the following components in parts by weight: 10-15 parts of 1% copper sulfate liquid, 8-12 parts of 25% carboxin wettable powder, 10-15 parts of 70% quintozene wettable powder, 4-8 parts of hypericin, 4-8 parts of sophocarpidine, 6-10 parts of artemisinin, 4-8 parts of shuanghuanglian and 6-10 parts of rheum officinale. The drug for preventing and treating sclerotium rolfsii is simple in formulation, convenient to take and good in effect of treating watermelon sclerotium rolfsii; tests indicate that the 400 to 600-multiple solution of the mixture has obvious inactivation action on imperfect fungi sclerotinia rolfsii sacc and athelia rolfsii and is good in bactericidal effect.

The invention discloses a drug resistant to pseudomonas solanacearum. The drug comprises the following components in part by weight: 50% germicide wettable powder 10 to 15 parts, 12% copper abietate emulsion 8 to 12 parts, streptomycin sulfate wettable powder 10 to 15 parts, cinnamyl aldehyde 4 to 8 parts, matrine 4 to 8 parts, polyoxin 6 to 10 parts, radix bupleuri 4 to 8 parts, and coriander 6 to 10 parts. The drug provided by the invention has the advantages of simple recipe, high convenience in use, and good effect in treating potato bacterial wilt. Tests show that the 400 to 600 times solution of the mixture has obvious effect in inactivating sphaerotheca fuliginea of the deuteromycotina of eubacterium, and has good sterilization effect.

The invention discloses an application method of a disease resistant drug for Chinese cabbage downy mildew. The application method comprises the following steps: A. a stock solution is prepared, and comprises the following components: 50% thiram wettable powder, 75% chlorothalonil wettable powder, 35% atibeprone (ridomil), honeysuckle saponin, baicalin, indirubin, honeysuckle and Chinese parsley; B. Chinese cabbages are cultivated; seeds without diseases are used, are dipped for 1.5-2 hours by using 400 times of volume ratio of the stock solution, and are taken out for flushing with clear water to sow; C. in the morbidity period, the stock solution is added with water for diluting to 600 times of solution for spraying; D. when the spraying is implemented in the step C, the stock solution is added with water for diluting to 500 times of solution for irrigating roots. The application method has the advantages of simplicity, simple application method of used products, simple preparation of the used products, convenience in use and good effect on treatment of the Chinese cabbage downy mildew; through the test of experiments, 400-600 times of liquid of the mixture has an obvious inactivation effect on fungus fungi imperfecti and peronospora parasitica; the disinfection effect is good.

The invention discloses a disease-resistant composition for bacterial wilt. The disease-resistant composition comprises, by weight, 10-15 parts of potassium sulfate, 8-12 parts of 15% cuaminosulfate aqueous solutions, 10-15 parts of 5% chitosan oligosaccharide solutions, 4-8 parts of sophocarpidine, 4-8 parts of lignin, 6-10 parts of polyoxybiotic solvent, 4-8 parts of plant ash aqueous extract and 6-10 parts of pericarpium citri reticulatae. The disease-resistant composition is simple in proportion, convenient to use and good in treating effect for the potato bacterial wilt; through experiments and tests, 400-600 times solutions of the composition have the significant inactivation effect on eubacterium imperfect fungi subdivision sphaerotheca powdery mildew and are good in sterilizing effect.

The invention discloses a pesticide for preventing and controlling cladosporium cucumerinum. The pesticide comprises the following components in parts by weight: 10-15 parts of 50 percent carbendazim, 8-12 parts of 70 percent thiophanate methyl, 10-15 parts of new high-fat film, 4-8 parts of vegetable and fruit pedicel strengthening agent, 4-8 parts of astragalus polysaccharide, 6-10 parts of glycyrrhizic acid, 4-8 parts of isatis root and 6-10 parts of fructus forsythia. The pesticide has a simple proportion, is convenient to use and has a good treatment effect on the leaf mold; as tested, the 400-600-times solution of the mixture has an obvious deactivation effect and a good sterilization effect on eubacterium deuteromycotina and eubacterium cladosporium fulvum.

The invention discloses a manufacturing method for a gummosis bacteria prevention drug. The manufacturing method comprises the following steps: A. preparing materials: preparing 50 percent Liang Guoan, 70 percent baume lime sulphur, 70 percent mancozeb wettable powders, icariin, hypericin, phillyrin, radix bupleuri and artemisia carvifolia; B. carrying out alcohol leaching for extracting solutions of radix bupleuri and artemisia carvifolia; C. compounding the 50 percent Liang Guoan, the 70 percent baume lime sulphur, the 70 percent wettable mancozeb powders, the icariin, the hypericin and the phillyrin with the extraction solutions obtained from Step B, stirring the compound uniformly, and carrying out ultraviolet sterilization to obtain the drug for pseudomonas solanacearum resistance. The manufacturing method provided by the invention is simple, that is, the manufacturing method for the manufactured product is simple, and the proportioning of the manufactured product is simple; the use is convenient; the treatment effect for peach tree gummosis is remarkable; a 400-times to 600-times diluent of the mixture is proved, by the experiments, to have obvious inactivation effects for botryosphaeria and peach physalospora (belonging to Ascomycotina in the kingdom Fungi), and the sterilizing effect is good.

The invention discloses a use method of a compound pharmaceutical composition for preventing powdery mildew. The use method includes the steps: A, preparing stock solution; B, adding water into the stock solution and mixing the stock solution and the water into dilution solution with 400-600 mass times; C, uniformly and thoroughly spraying the dilution solution to the front and the back of each leaf, focally spraying the dilution solution to the diseased leaves and protecting upper healthy leaves by spraying; D, supplementing fertilizers within 3 days after spraying to prevent early aging due to shortage of the fertilizers, and enhancing disease resistance of plants; E, performing smoking by the aid of sulfur in a greenhouse for 10 minutes everyday within 3 days after spraying. The stock solution comprises 35% of high-fat membranes, 50% of drazoxolon, dried orange peel, soapstone, baicalein, 60% of chlorothalonil, quispualis indica and galangal. 3.5-4kg of dilution solution is used per mu. After the fertilizers are applied, watering is omitted in cloudy days, more fresh air is supplied in sunny days, the relative humidity of the greenhouse is reduced, excessive temperature is prevented, and stuffiness is avoided. The compound pharmaceutical composition is simple to match and convenient to use, the effect of treating the cucumber powdery mildew is fine, and tests indicate that the 400-600 time solution of mixture has obvious deactivation for fungus deuteromycotina sphaerotheca powdery mildew and is fine in bactericidal effect.

The invention discloses a compounded medicine for inhibiting powdery mildew. The medicine comprises the following ingredients: by weight, 10-15 parts of 56% azoxystrobin chlorothalonil, 8-12 parts of drazoxolon, 10-15 parts of clove oil, 4-8 parts of astragalus polysaccharide, 4-8 parts of baicalein, 6-10 parts of sulfur powder, 4-8 parts of natural indigo and 6-10 parts of radical lobelia. The compounded medicine provided by the invention requires simple composition ratio, is convenient to use and has a good effect of treating cucumber powdery mildew. Through tests, a liquid which accounts for 400-600 times the volume of the mixture has an obvious inactivation effect of fungi imperfecti Sphaerotheca powdery mildew, and has a good bactericidal effect.

The invention discloses a production method of a disease-resistant medicine for treating cucumber powdery mildew, comprising the following steps: A, material preparation: 27% high-fat membrane, 2% pyrimidine nucleoside agri cultural antibiotic, garlic extract, astragalus polysaccharide, baicalein, polyoxin, root of Chinese pulsatilla and dryopteris crasirhitom nakai are prepared; B, alcohol leaching of extracts of the root of Chinese pulsatilla and Cyrtomium Rhizome: the root of Chinese pulsatilla and Cyrtomium Rhizome are crushed, broken and washed; after air drying, the root of Chinese pulsatilla and Cyrtomium Rhizome are placed in a closed container; 60 wt% of an ethanol solution is added, the root of Chinese pulsatilla and Cyrtomium Rhizome are infiltrated and immersed for 18 hours and then are placed in a percolator; the percolator is a barrel structure, a cone is arranged at the bottom of the barrel structure, and switch equipment for dripping is disposed below the cone for extraction of medicinal materials; medicinal materials are uniformly placed in the barrel; an immersion fluid, water or wine, is added and drips slowly; a percolate is collected; and ethanol is heated and recovered to obtain an extract; and C, 27% high-fat membrane, 2% pyrimidine nucleoside agri cultural antibiotic, garlic extract, astragalus polysaccharide, baicalein and polyoxin are combined with the extract obtained from the step B, uniform stirring is carried out, and UV sterilization is conducted so as to obtain the disease-resistant medicine for treating cucumber powdery mildew. The medicine provided by the invention requires a simple composition ratio, is convenient to use and has a good effect of treating cucumber powdery mildew. Through tests, a liquid which accounts for 400-600 times the volume of the mixture has an obvious inactivation effect on fungi imperfecti Sphaerotheca powdery mildew, and has a good bactericidal effect.

The invention discloses a production method of a disease resistant drug for Chinese cabbage downy mildew. The production method comprises the following steps: A. a stock solution is prepared, and comprises the following components: 50% thiram wettable powder, 75% chlorothalonil wettable powder, 35% atibeprone (ridomil), honeysuckle saponin, baicalin, indirubin, honeysuckle and Chinese parsley; B. extracting solutions of the honeysuckle and the Chinese parsley are digested by alcohol; C. the 50% thiram wettable powder, the 75% chlorothalonil wettable powder, the 35% atibeprone (ridomil), the honeysuckle saponin, the baicalin and the indirubin are compounded with the extracting solutions of the step B for evenly mixing, and are ultravioletly disinfected to obtain the drug resisting the Chinese cabbage downy mildew. The production method has the advantages of simplicity, simple application method of used products, simple preparation of the used products, convenience in use and good effect on treatment of the Chinese cabbage downy mildew; through the test of experiments, 400-600 times of liquid of the mixture has obvious inactivation effect on fungus fungi imperfecti and peronospora parasitica; the disinfection effect is good.