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前言近十年来,应用白僵菌防治马尾松毛虫是我国南方各省(区)普遍开展的一种生物防治方法,它具有使用方便,防治费用低、杀虫效果好、能扩散蔓延、不污染环境、对人畜毒害小等优点。我区各有关单位,已推广应用这一方法,目前年产菌粉达70万斤以上。但是,白僵菌土法生产易受污染,产品含孢量低,高温季节难于生
Preface The application of Beauveria bassiana in the past ten years is a biological control method commonly used in various provinces (districts) in southern China. It has the advantages of easy use, low cost of prevention and control, good insecticidal effect, spread and spread, and does not pollute the environment , Small toxic effects on humans and animals. All relevant units in our district have popularized and applied this method, with an annual output of more than 700,000 kg of powdered powder. However, Beauveria bassiana native production susceptible to pollution, low spore content of products, difficult to produce high temperature season