去年,东莞县樟木头林场、省农科站林业队等单位在樟木头林场进行了防治松毛虫的科学研究工作。他们遵照毛主席关于“备战、备荒、为人民”和“绿化祖国”的伟大教导,破除迷信,解放思想,大胆试验,用土办法试制成功青虫菌粉剂。青虫菌是一种好气性细菌,对人、有无毒害,对松毛虫、稻苞虫、三化螟虫等三十多种害虫有强烈的毒杀 Last year, Dongguan Zhangmutou Forestry Station, Provincial Agricultural Station forestry team and other units in Zhangmutou Forestry Center for the prevention and control of pine caterpillars scientific research. Following the great teachings of Chairman Mao on “preparing for war, preparing for the poor, for the people,” and “greening the motherland,” they tried to break the superstition, emancipate their minds and boldly test the successful trial of powdery mildew using the indigenous methods. Coccidian is a kind of aerobic bacteria, on the person, with or without poison, on Dendrolimus, rice shell insects, three borers and other thirty species of pests have a strong poison