Purely natural plant insecticide

Abstract

The invention discloses a purely natural plant insecticide, relating to an insecticide which is prepared by taking natural plants as raw materials and is applied to various crops of wheat, rice, peanut, soy bean, vegetables, fruits, and the like. The purely natural plant insecticide is characterized by comprising the following components in parts by weight: 10 to 18 parts of pine needle, 4 to 10 parts of sophora flavescens, 4 to 12 parts of southernwood, and 60 to 80 parts of 70-100% alcohol. The manufacture method comprises the following steps of: crashing each raw material, placing the raw materials to the alcohol, sealing a hole, soaking the raw materials for 20 to 35 days, filtering the mixture to form liquid medicine, and preserving the liquid medicine to a pot or a bottle. The invention has the advantages of wide insecticidal range, no toxic to plants, people and animals, good insecticidal effect, capability of replacing low toxicity pesticides, vast potential for future development, less investment for manufacture equipment, simple preparation processing, easy popularization and benefit for peasants, and can kill pests of whiteflies, aphides, red spiders, liriomyza, thrips, cotton bollworms, pink worms, caterpillars, dark greyish green moths, small noctuids, needle rollers, and the like.

Description

Technical field: [0001] The invention relates to the technical field of pesticides, and is further made from natural plants as an insecticide applied to various crops such as wheat, rice, peanuts, soybeans, vegetables, and fruits. Background technique: [0002] With the progress of society, people's requirements for the environment are getting higher and higher. In agriculture, the use of high-efficiency and low-toxicity pesticides is a major development trend. At present, the high-efficiency and low-toxicity pesticides cannot meet the demand. Some pesticides have low toxicity but not high efficiency, and some pesticides have high efficiency but not low toxicity. How to ensure that it is non-toxic, harmless and non-polluting to humans, animals, plants, the environment, and soil, and how to quickly and effectively kill various pests is a problem that is currently concerned by plant protection and pesticide experts and needs to be solved urgently. Invention content: [00...

AI Technical Summary

Problems solved by technology

At present, the high-efficiency and low-toxicity pesticides cannot meet the demand

Some pesticides