2 results about "Pyrethrum extract" patented technology

This invention discloses a pesticide composition for controlling guava nematodes and its preparation method, belonging to the field of pesticide technology. By weight, the raw materials of the pesticide composition include the following components: 8-12 parts of neem seed extract, 8-12 parts of pyrethrum extract, 5-8 parts of tongkat ali extract, 5-8 parts of croton fruit peel extract, 5-8 parts of guava leaf extract, 20-25 parts of compound microbial agent, 3-5 parts of sodium lignosulfonate, 5-8 parts of xanthan gum, 4-6 parts of trehalose, and 80-100 parts of water. The above components work synergistically to achieve excellent control of guava nematodes.

The preparation method comprises the following steps: dissolving a pyrethrum extract, dehydroacetic acid, aromatic carbonate, diphenyl ether and sodium hypophosphite in water to prepare an acarus-killing finishing liquid, and treating a brocade / cotton blended fabric by a dipping adsorption-baking method to prepare the lasting acarus-killing coating brocade / cotton blended fabric.