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利用白僵菌防治松毛虫,由于使用方便、效果较好、对人畜和家委生产较安全,近几年来发展很快,目前,全国防治面积已达500余万亩,确是综合防治农林业害虫中的一项行之有效的措施。本地区应用白僵菌防治松毛虫的策略是主攻越冬代,几年来的防治时间多在3月上旬至4月初,即在松毛虫越冬后放菌。由于
The use of Beauveria bassiana prevention and control of pine caterpillars, due to ease of use, the effect is better, the production of human and livestock and Family Commission more secure, the rapid development in recent years, at present, the national prevention and control area has reached 500 million mu, indeed a comprehensive prevention and control of agriculture and forestry An effective measure in pests. Beauveria bassiana in the region of the prevention and control of pine caterpillars strategy is the main overwintering generation, control over the past few years and more in early March to early April, that is, after the pine caterpillar overwinter bacteria. due to