49results about How to "No pesticide residue problem" patented technology

The invention discloses a fungus insecticide fertilizer relating to the technical field of pesticides and fertilizers. The fungus insecticide fertilizer comprises the following components: 0.05-1 percent of injurious insect pathogenic fungi, 5-90 percent of organic nutritional ingredients, 0-5 percent of trace chemical pesticides and 10-80 percent of fillers. The fungus insecticide fertilizer can be widely applied to prevention and control of soil insects of vegetables, peanuts, soybeans, potatoes, wheat, corn and other crops, and has a certain prevention effect to nematode. The fungus insecticide fertilizer is used for preventing and controlling agricultural insects, has the advantages of safety, environmental friendliness, no residue, wide control spectrum, strong target property and strong regeneration continuity, has the functions of fertilizing and improving the soil structure, and is an ideal product for solving the problem of chemical pesticide residue and developing the environment-protection agriculture.

The invention relates to the technical field of cultivation of edible fungi and in particular relates to a cultivation method of dictyophora indusiata. The cultivation method comprises the following steps: manufacturing a fungus bed, sowing seeds, managing and harvesting. The yield per square meter of dictyophora indusiata cultivated by the cultivation method is increased by 40.6g to 44.4g; chemical components in the dictyophora indusiata are measured and a measurement result finds out that the dictyophora indusiata has low fat content and relatively high protein content; furthermore, the content of lead, cadmium, cadmium and arsenic reaches national standards. Therefore, the dictyophora indusiata is cultivated by taking pennisetum sinese as a culture material and a product is a low-fat and high-protein food; the product accords with selection standards of consumers of the present stage and is a good-quality green product.

The invention discloses multi-enzyme bacterial manure for a tea forest, and a preparation method thereof. The technical scheme is as follows: the bacterial manure comprises 30% of organic humic acid, 25% of turf, 10% of vegetable protein, 10% of plant active enzyme, 5% of syrup, 5% of saccharomycetes, 5% of marmalade, 3% of trichoderma sp, 4% of bacillus subtilis and 3% of bacillus licheniformis. The formula has activated soil, the plant active enzyme for increasing the fertility, and a plurality of probiotics, so that the tea tree blossoms, and the yield is improved. The formula also has the components for resisting diseases and harmful bacteria, so that the capability of the tea tree for resisting plant diseases and insect pests is improved; use of a pesticide is removed. Therefore, the produced tree does not generate the problem of pesticide residue.

The invention relates to a pesticide composition containing lightyellow sophora root and veratrum nigrum extracts, and a preparation method and application thereof, and belongs to the field of pesticides. In order to solve technical problems, the invention provides the pesticide composition containing the lightyellow sophora root and veratrum nigrum extracts, and the preparation method and application thereof. According to the pesticide composition containing the lightyellow sophora root and veratrum nigrum extracts, active ingredients of the pesticide composition are prepared by extracting 1 weight part of lightyellow sophora root and 0.5 to 8 weight parts of veratrum nigrum together; furthermore, the active ingredients are prepared by extracting the lightyellow sophora root and the veratrum nigrum together through an ethanol solution. The pesticide composition containing the lightyellow sophora root and veratrum nigrum extracts is prepared by mixing the lightyellow sophora root and the veratrum nigrum and extracting together, the content of total alkaloids is greatly increased, and the pesticide composition can well kill Homoptera pests such as aphid, scale insect and whitefly, and Hemiptera pests such as green plant bug, so the pesticide composition has positive significance for agricultural production.

The invention relates to a pesticide composition containing matrine and rotenone and a use thereof, and belongs to the field of pesticide. The invention provides the pesticide composition containing matrine and rotenone and the use thereof. The pesticide composition has a simple formula and a low cost. Active components of the pesticide composition comprise, by weight, 0.3-1.5 parts of matrine and 1-5 parts of rotenone. The invention also provides the preparation method and the use of the pesticide composition containing matrine and rotenone. Through the synergism of matrine and rotenone as the active components in the pesticide composition, the pesticide composition has excellent effects of preventing and controlling thrips and other thysanoptera insects, causes pesticide resistance difficultly and has the advantages of simple components, low cost and good prevention and control effects.

The invention relates to a pesticide composition containing sophora alopecuroide and vetchleaf sophora root extract as well as a preparation method and application thereof and belongs to the field of pesticides. Aiming at solving the technical problems, the invention provides the pesticide composition containing the sophora alopecuroide and vetchleaf sophora root extract. According to the pesticide composition containing the sophora alopecuroide and vetchleaf sophora root extract, active ingredients are obtained by extracting the following raw medicinal materials in parts by weight: 10-30 parts of sophora alopecuroide and 1 part of vetchleaf sophora root. The common sophora alopecuroide and vetchleaf sophora root extract has a synergistic interaction effect and obvious prevention and treatment effects on crop powdery mildew; the sophora alopecuroide and the vetchleaf sophora root can be commonly extracted so that the content of sophoridine, sophocarpidine and other sterilization active components of which main groups are the same as those of sophoridine and sophocarpidine is improved; the powdery mildew is prevented and treated, the immune system capability of crops can be improved, and the activity can be remarkably improved; Chinese herbal medicines are used as the raw materials so that a pesticide residual problem does not exist; compared with a manner of singly using a chemical source pesticide, the pesticide composition is environmentally friendly; and the effective concentration is low when the pesticide composition is used and the cost is low.

The invention relates to a pesticide composition containing radix sophorae flavescentis and fructus cnidii extracts as well as a preparation method and use of the pesticide composition, belonging to the field of pesticides. The invention solves the technical problem that the pesticide composition containing radix sophorae flavescentis and fructus cnidii extracts is provided. The pesticide composition containing radix sophorae flavescentis and fructus cnidii extracts provided by the invention is prepared by extracting the active ingredients radix sophorae flavescentis and fructus cnidii mixed by alcoholic liquor, wherein the weight ratio of radix sophorae flavescentis to fructus cnidii is 1: (0.2-5). According to the pesticide composition containing radix sophorae flavescentis and fructus cnidii extracts, the ingredients have the synergistic interaction and are wide in bacteriocidal spectrum, and the pesticide composition is co-extracted from two plants, so that the pesticide composition is low in cost and free from pesticide residue, thereby greatly reducing the risk of generating phytotoxicity.

The invention belongs to the field of pesticide compounding, and specifically relates to a bactericidal composition containing emodin methyl ether and brassin and a preparation method thereof. The active components of the bactericidal composition are emodin methyl ether and brassin, and the weight ratio of brassin to emodin methyl ether is 0.001-0.5:0.1-100. A prominent synergetic effect is generated by compounding emodin methyl ether and brassin according to a certain ratio; the generation of drug resistance is retarded, the residual amount of preparation is little, the growth of crops is promoted, and the bactericidal composition is pollution-free to crops and safe and meets the safety requirements of pesticide preparation. The bactericidal composition has a prominent control effect on diseases such as powdery mildew, gray mold, downy mildew, virus diseases, leaf mold, anthracnose, rust disease, wilt, plague, and the like, and also has a good effect on regulating the growth of crops.

The invention relates to a pesticide composite containing a lantana extract and an azolla imbricata extract, a preparation method and an application, and belongs to the field of pesticides. The invention aims at providing the pesticide composite containing the lantana extract and the azolla imbricata extract, the preparation method and the application. Active components of the pesticide composite containing the lantana extract and the azolla imbricata extract are extracted by the following raw medicinal materials in parts by weight: 1 part of lantana and 0.2-4 parts of azolla imbricata; the active components of the pesticide composite can be coextracted after the raw medicinal materials, namely the lantana and the azolla imbricata are mixed; or the active components can be formed by separately extracting the lantana, obtaining the lantana extract, separately extracting the azolla imbricata, obtaining the azolla imbricata extract, and then mixing the two extracts. The pesticide composite containing the lantana extract and the azolla imbricata extract has an obvious control effect on lepidoptera and homoptera injurious insects, and has positive significance in agricultural production.

The invention relates to a pesticide composition containing a chenopodium ambrosioides and common peganum seed extract as well as a preparation method and application of the pesticide composition, belongs to the field of pesticides, and aims to solve the technical problem of providing the pesticide composition containing the chenopodium ambrosioides and common peganum seed extract as well as the preparation method and application of the pesticide composition. The active components of the pesticide composition containing the chenopodium ambrosioides and common peganum seed extract are extracted from the following raw medicinal materials in parts by weight: 1 part of chenopodium ambrosioides and 0.5-6 parts of common peganum seed; the active components can be prepared through the steps of mixing the raw medicinal materials, namely, chenopodium ambrosioides and common peganum seed, and extracting together, and can be prepared through the steps of separately extracting chenopodium ambrosioides to obtain a chenopodium ambrosioides extract, separately extracting common peganum seed to obtain a common peganum seed extract, and mixing the two extracts. The pesticide composition containing the chenopodium ambrosioides and common peganum seed extract can kill acarina, homoptera and hemiptera pests such as polyphagotarsonemus latus, aphid, trialeurodes vaporariorum and lugus lucorum, and has positive significance for agricultural production.

The invention relates to a pesticide composition containing extracts of folium isatidis and thyme and a preparation method and application thereof, belongs to the field of pesticides, and provides the pesticide composition containing the extracts of the folium isatidis and the thyme in order to solve the technical problem. Active components of the pesticide composition containing the extracts of the folium isatidis and the thyme are extracted from the following raw medicinal materials in parts by weight: 10 to 30 parts of folium isatidis and 1 part of thyme. The common extracts of the folium isatidis and the thyme have a synergistic effect, and the effect of preventing and treating damping off of crops is obvious; by the adoption of the folium isatidis and the thyme for joint extraction, the contents of epigoitrin, thymol and other bacterial active components with main groups basically the same as those in the epigoitrin and the thymol are increased; the damping off is prevented and treated, the immunity system of the crops can be improved, and the activity of the crops can be obviously enhanced; traditional Chinese herbs are used as raw materials, so that pesticide residues are avoided; compared with an independently used chemical-source pesticide, the pesticide composition is environment-friendly; meanwhile, when the pesticide composition is used, the effective concentration is low, and the cost is low.

The invention relates to a pesticide composition containing fructus cnidii and olive leaf extract, and belongs to the field of pesticides. The preparation method comprises the following steps: mixingfructus cnidii and olive leaves according to a weight ratio of (5 to 15) to (1 to 5); extracting with an organic solvent or water. The prepared pesticide composition has a synergistic effect and realizes an excellent effect of preventing and controlling powdery mildew.

The invention relates to the field of rice planting, and particularly discloses an immunizing agent for rice, a preparation method and a use method; the immunizing agent comprises 15-17% of aminobutyric acid, 16-19% of alginate oligosaccharide, 18-21% of polypeptide, 4-5% of organic swelling soil, 1-3% of an antifreezing agent, 0.01-0.5% of an organic silicon defoamer, 3-5% of a dispersant, 0.5-2%of a wetting agent, 0.05-2% of a thickener and water; the immunizing agent has the following effects that multiple mechanisms have a synergistic effect, the inducer resisting effect is brought into full play, the inducer resisting effect is good, the cost is low, the immunizing agent is formed by mixing natural organic matter, safety and environmental protection are achieved, rice is not prone toresistance, and the problem of pesticide residues does not exist.

The invention relates to a pesticide composition containing extracts of veratrum nigrum and mamee-apple and a preparation method and application of the pesticide combination and belongs to the field of pesticides. Active components of the pesticide composition containing the extracts of the veratrum nigrum and the mamee-apple are obtained by extracting the following raw medicinal materials in parts by weight: 1 part of the veratrum nigrum and 0.5-6 parts of the mamee-apple. The active components of the pesticide composition are obtained by mixing the veratrum nigrum and the mamee-apple and then extracting the mixture or obtained by independently extracting the veratrum nigrum to obtain a veratrum nigrum extract, independently extracting the mamee-apple to obtain a mamee-apple extract and then mixing the two extracts. The pesticide composition containing the extracts of the veratrum nigrum and the mamee-apple has an obvious effect of preventing and treating homoptera, lepidoptera and acarina pests and has a positive significance for the agricultural production.