47results about How to "Outstanding disease control effect" patented technology

The invention relates to a straw rotten organic sterilizing/weeding compound fertilizer. The invention is characterized in that the compound fertilizer is prepared from the following raw materials in parts by weight: 50-60 parts of straw, 1-15 parts of Stellera chamaejasme, 5-10 parts of humulus lupulus, 25-30 parts of pepper, 25-30 parts of Ginkgo biloba endocarp and the like. The compound fertilizer has the characteristics of farmland weed removal and broad-spectrum sterilization. Compared with the prior art, the preparation provided by the invention has the characteristics of favorable weeding effect, high environmental safety, low tendency of weed to generating chemical resistance and the like, and has wide application prospects.

The invention discloses an orange biological preserving agent based on yeast, sodium bicarbonate and elicitor activity, composed of cryptococcus laurentii suspension, rhodotorula glutinis suspension, rhodosporidium toruloides suspension, sodium bicarbonate, auxin, salicylic acid and water. The preserving agent has 1*1010-1*1012 cryptococcus laurentii cells, 1*1010-1*1012 rhodotorula glutinis cells, 1*1010-1*1012 rhodosporidium toruloides cells, 5-50 grams of sodium bicarbonate, 10-400mg of auxin, 1-100mg of salicylic acid and the reminder consisting of water per liter of the preserving agent. The accession number of cryptococcus laurentii is CGMCC No.3590, the accession number of rhodosporidium toruloides is IMI 394084, and the accession number of rhodotorula glutinis is CGMCC No.3589. The orange biological preserving agent disclosed in the invention can control orange postharvest diseases without using chemical bactericides.

The invention provides a preparation method of paecilomyces lilacinus biological fertilizer, belonging to the technical field of agrobiomechanics, and solving the problems in the prior art. The preparation method comprises the steps of: taking the paecilomyces lilacinus as bacterial strain, inoculating triangular flask liquid bacterial strain, and fermenting with czapek-dox medium to prepare liquid bacterial strain for production; taking decomposed or semi-decomposed fermenting bed padding materials in a culturing farm as basic medium, matching with accessorial carbon source and water, inoculating the liquid bacterial strain, and fermenting in a ventilation way in the depth layer of a solid fermenting pond to prepare paecilomyces lilacinus solid fermentation culture material; and drying the paecilomyces lilacinus solid fermentation culture material and grinding. The invention takes high-effective eelworm biocontrol bacteria paecilomyces lilacinus as the bacterial strain, takes the decomposed or semi-decomposed fermenting bed padding materials in the culturing farm as main raw materials, and ferments to prepare the paecilomyces lilacinus biological fertilizer to be taken as soil microorganism fertilizer which can prevent and cure the parasitic eelworm and various plant pathogenic bacteria, promote the plant growth, and reduce the pesticide residue in the soil.

A disease-preventing bacterial fertilizer is prepared from the waste generated by two-step fermentation of VC through mixing with water, stirring, ultrasonic treating, heating, alkaline hydrolyzing or enzymolyzing, and adding the superfiltered substance of said waste, trace elements and filler. Its advantages are high effect and low cost.

The invention discloses chitosan oligosaccharide copper complex fungicide and application of the chitosan oligosaccharide copper complex fungicide. An active component of the fungicide is a chitosan oligosaccharide copper complex formed by the complexing of chitosan oligosaccharide and copper ions, wherein the mass ratio of the chitosan oligosaccharide to the copper ions is 5:1-1:1.2, the average molecular weight of the chitosan oligosaccharide is 161-20000, and the degree of deacetylation is greater than or equal to 85%. Experiments show that the chitosan oligosaccharide copper complex fungicide disclosed by the invention is effective in the prevention and treatment of all bacterial diseases of plants, and only can be used for preventing and treating fungal diseases, such as downy mildew, phytophthora disease, powdery mildew and cotton phytophthora disease, of the plants.

The invention provides anthraquinone compounds, a preparation method and an application, and belongs to the field of compounds. The anthraquinone compounds have the activity of resisting pathogenic bacteria of plants, and can be used for preventing and treating plant diseases caused by the pathogenic bacteria of the plants when applied as bactericides. The anthraquinone compounds are extracted from marine fungus Fusarium equiseti GLY27 with the collection number being CGMCC (China General Microbiological Culture Collection Center) 14348. The anthraquinone compounds are used for preventing and treating the plant diseases caused by the pathogenic bacteria of the plants, wherein the pathogenic bacteria of the plants comprise P.syringae, A.avenae and E.carotovora.

The invention relates to a Chromolaena odorata plant based nano carrier water suspending agent and a preparation method thereof. The invention is characterized in that the suspending agent is prepared from the following raw materials in parts by weight: 45-55 parts of Chromolaena odorata and the like. The suspending agent provided by the invention can be used for soil treatment after planting before seedling, and has the characteristics of farmland weed eradication and broad-spectrum sterilization. Compared with the prior art, the formulation provided by the invention has the characteristics of favorable weed eradication effect, high safety for environment and the like, and the weed can not easily generate drug resistance, thereby having wide application prospects.

The invention relates to a chinaberry bark plant based nano carrier water suspending agent and a preparation method thereof. The invention is characterized in that the suspending agent is prepared from the following raw materials in parts by weight: 45-55 parts of chinaberry bark and the like. The suspending agent provided by the invention can be used for soil treatment after planting before seedling, and has the characteristics of farmland weed eradication and broad-spectrum sterilization. Compared with the prior art, the formulation provided by the invention has the characteristics of favorable weed eradication effect, high safety for environment and the like, and the weed can not easily generate drug resistance, thereby having wide application prospects.

The invention relates to an oil suspension pesticide composition for preventing and treating rice sheath blight disease, which is prepared from the following raw materials in parts by weight: 5-10 parts of matrine, 2-30 parts of validamycin, 10-24 parts of trisiloxane polyethenoxy ether, 20-30 parts of pepper, 20-30 parts of gingko seed coat, 20-30 parts of fructus cnidii and the like. The seed dressing provided by the invention can be used for soil treatment after planting before seedling, and has the characteristic of farmland weed eradication and broad-spectrum sterilization. Compared with the prior art, the formulation provided by the invention has the characteristics of favorable weed eradication effect, high safety for environment and the like, and the weed can not easily generate drug resistance, thereby having wide application prospects.

The invention discloses Pseudomonas sp. ZL8 which is preserved in China General Microbiological Culture Collection Center, and the preservation number is CGMCC NO. 21874. The invention further discloses a microbial biocontrol agent containing the Pseudomonas sp. and a preparation method of the microbial biocontrol agent, and application of the ZL8 and the biocontrol agent thereof in inhibiting plant pathogenic fungi and promoting plant growth. The biocontrol strain ZL8 provided by the invention has a relatively strong inhibiting effect on cucumber brown spot bacteria, sclerotinia sclerotiorum, wheat scab, potato verticillium wilt or salvia miltiorrhiza pathogenic fungi, and has a good disease control effect and growth promoting and yield increasing effects in cucumber and panax notoginseng plants.

The invention relates to an Ageratina adenophora plant based nano slow-release oil suspending agent and a preparation method thereof. The suspending agent provided by the invention can be used for soil treatment after planting before seedling, and has the characteristics of farmland weed eradication and broad-spectrum sterilization. Compared with the prior art, the formulation provided by the invention has the characteristics of favorable weed eradication effect, high safety for environment and the like, and the weed can not easily generate drug resistance, thereby having wide application prospects.

The invention relates to a matrine plant based nano slow-release oil suspending agent and a preparation method thereof. The suspending agent provided by the invention can be used for soil treatment after planting before seedling, and has the characteristics of farmland weed eradication and broad-spectrum sterilization. Compared with the prior art, the formulation provided by the invention has the characteristics of favorable weed eradication effect, high safety for environment and the like, and the weed can not easily generate drug resistance, thereby having wide application prospects.

The invention relates to a Tithonia diversifolia plant based nano carrier water suspending agent and a preparation method thereof. The invention is characterized in that the suspending agent is prepared from the following raw materials in parts by weight: 45-55 parts of Tithonia diversifolia and the like. The suspending agent provided by the invention can be used for soil treatment after planting before seedling, and has the characteristics of farmland weed eradication and broad-spectrum sterilization. Compared with the prior art, the formulation provided by the invention has the characteristics of favorable weed eradication effect, high safety for environment and the like, and the weed can not easily generate drug resistance, thereby having wide application prospects.

The invention discloses a fungicidal composition containing azoxystrobin, difenoconazole and hexaconazole and application thereof. With azoxystrobin, difenoconazole and hexaconazole being effective components, the fungicidal composition comprises, by weight, 1-30% of azoxystrobin, 1-25% of difenoconazole and 1-10% of hexaconazole. The composition is good in stability, can effectively bring advantages of the three effective components into full play, has an obvious synergistic effect, and has a prominent effect on prevention and control of almost all fungal diseases in wheat, corn, melons, rice, peanuts and other crops and especially plant diseases caused by basidiomycetes, deuteromycota, oomycetes and ascomycetes. The composition has a wide prevention and control spectrum and meanwhile has protecting and treating effects. In addition, through compounding of azoxystrobin, difenoconazole and hexaconazole, the dosage of effective components can be reduced, resistance to the fungicidal composition by pathogenic bacteria can be delayed, natural enemies are effectively protected, and the fungicidal composition has important economic significance, environmental protection significance and ecological significance for comprehensive prevention and control of pests.