Matrine is an alkaloid extracted from the dried roots, plants and fruits of the leguminous plant ku shen by organic solvents such as ethanol. It is generally matrine total alkaloids, the main components of which are matrine, sophora sophora, sophora sophora, sophora sophora, sophora sophora and so on. Other sources are the root and the aboveground part of the root? The product is white powder in appearance. Matrine is an alkaloid extracted from the roots, stems and fruits of the leguminous plant Sophora flavescens with ethanol and other organic solvents, and belongs to the lupin alkaloids, which are derivatives of quinolizidine. It has specific and natural characteristics and can be quickly decomposed in nature. The final product is carbon dioxide and water. It is a green and environmentally friendly pesticide.