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生物农药主要是指以动物、植物和微生物本身或者它们产生的物质为主要原料加工而成的农药。生物农药可以分为七类:一是植物源农药,就是主要原料直接来源于植物体,比如苦参碱;二是微生物源农药,主要原料为活的细菌、真菌、病毒等,比如甜菜叶蛾核型多角体病毒;三是矿物源农药,主要原料为自然界的矿物质,比如矿物油、硫磺等;四是天敌生物农药,主要为自然界
Biopesticide mainly refers to the animals, plants and microorganisms themselves or the substances they produce as the main raw material processed pesticides. Biological pesticides can be divided into seven categories: First, plant-derived pesticides, is the main raw material directly from the plant body, such as matrine; Second, microbial pesticides, the main raw material for live bacteria, fungi, viruses, such as beetle Nuclear polyhedrosis virus; Third, mineral pesticides, the main raw material for the natural minerals, such as mineral oil, sulfur, etc .; Fourth, natural enemies of biological pesticides, mainly for nature