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458 results about "Pyrethrin" patented technology

The pyrethrins are a class of organic compounds normally derived from Chrysanthemum cinerariifolium that have potent insecticidal activity by targeting the nervous systems of insects. Pyrethrin naturally occurs in chrysanthemum flowers and is often considered an organic insecticide when it is not combined with piperonyl butoxide or other synthetic adjuvants. Their insecticidal and insect-repellent properties have been known and used for thousands of years.

Composition for driving and killing mosquitoes and preparation method thereof

The invention relates to a composition for driving and killing mosquitoes. The composition is characterized by comprising the following substances by portions: 20 to 50 portions of natural essential oil, 10 to 35 portions of pyrethroid, 25 to 50 portions of solvent oil, 3 to 20 portions of surface active agent and 5 to 15 portions of antioxidant. The composition has the advantages of: (1) having no toxic side effect to body, having multiple action of driving mosquitoes, sterilizing and essence, being capable of reducing the cost of the product and bringing pleasant feeling to a user; (2) having different effective components with different action mechanism for target insects and also being capable of effectively retarding the drug resistance thereof; (3) having higher safety than chemosynthetic insecticide due to easy decomposition and low residue of the natural essential oil in natural environment; (4) having obvious control effect to mosquitoes, flies and cockroaches and being capable of effectively reducing the using amount of pyrethroid due to adding of the natural essential oil; and (5) having a certain action of restraining and killing various harmful bacterium such as golden staphylococcus aureus, shigella shigae and Pseudomonas aeruginosa due to adding of natural vegetable garlic oil.
Owner:江西山峰日化有限公司

Insecticidal composition concentrated solution and method of use thereof

ActiveCN101406177ADelay drug resistanceLong-term control and prevention effectBiocideArthropodicidesAntioxidantSolvent
The invention discloses a concentrated solution for a pesticide composition and an application method thereof. An active ingredient of the concentrated solution for the pesticide composition is pyrethrins or pyrethroid, a solvent is fatty acid methyl ester or fatty acid ethyl ester, and an additive comprises a food-grade or natural antioxidant and an emulsifying agent. The concentrated solution for the pesticide composition can also comprise plant essential oil which is taken as a synergistic agent. The concentrated solution for the pesticide composition has the advantages that the concentrated solution for the pesticide composition is a pesticide composition with quick knockdown and long-acting effect; and the fatty acid methyl ester as the solvent is a low-volatility organic compound and a material with low maximum ozone generation activity, which reduces the harm of a pesticide to human beings and the environment. The concentrated solution for the pesticide composition forms an oil-in-water emulsifying preparation after the dilution to directly serve as a spraying agent for disinsectization application, or forms a water-in-oil demulsifying agent after being mixed with water and odorless gas to serve as an aerosol for disinsectization application. The concentrated solution for the pesticide composition can be used for the control of insect damage of winged insects and reptiles, indoor dust mites, head louses or body louses of human beings and so on, and the anthelminthic treatment of clothes, and can also be used as a sterilizing agent and a fungicide on a target object.
Owner:SICHUAN LOMON BIO TECH CO LTD +1

Technique for producing organic fertilizer capable of preventing and curing nematodiasis

The invention provides a production technology of organic manure for controlling nemathelminthiasis. The technology comprises the following operational steps: (1) aerobic actinomyces strain-liquid is prepared; (2) chinaberry materia medica or margosine extract leftover thereof which is 30 to 50 percent, sophora flavescens materia medica or matrine extract leftover thereof which is 20 to 40 percent, and pyrethrin materia medica or pyrethrin extract leftover thereof which is 20 to 40 percent are got to be respectively crushed into 40 to 60 screen meshes, then are mixed evenly and added into the strain-liquid in the step (1), and are piled to be fermented for a first time (for 7 to 15 days under the temperature ranging from 60 to 75 DEG C), and then are mixed to be fermented for a second time (for 7 to 15 days under the temperature ranging from 30 to 40 DEG C) to obtain the fermentation product; then amino acid raw powders, the weight of which is 10 percent of the fermentation product, are added; then the mixture is mixed evenly to obtain organic manure stroma; (3) 10 to 15 percent of the organic manure stroma in the step (2) and 85 to 90 percent of the organic manure are got and mixed evenly to obtain the organic manure for controlling the nemathelminthiasis. The technology is simple, the cost is low without pollution, the obtained product can prevent various nemathelminthiasis, the preventing effect thereof can reach more than 75 percent, the output is increased by 10 to 30 percent, and the production technology of organic manure for controlling the nemathelminthiasis is applied to field crops, garden stuffs, tobacco leaves, etc.
Owner:李珍发
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