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我省辽南地区,特别是盖县近几年来,天幕毛虫猖獗,不仅为害果树、林木,还经常把部分山区的柞树叶子吃光,盖县有一百零五万亩柞蚕场其中三十万亩因天幕毛虫为害不能放柞蚕,每年造成损失大约二百万元。面对生产上存在这个亟待解决的问题,盖县果树局邀请沈阳农学院、辽宁省农牧厅协作在盖县进行“天幕毛虫防治研究”。1984年在什
LiaoNan area in our province, especially in Gai County In recent years, the sky caterpillars rampant, not only for the damage of fruit trees, trees, but also often oak leaves in some mountain areas eaten, Gaixian 1.05 million mu tussah field of which three hundred thousand Mu can not put tussah silkworm damage due to the sky curtain caterpillars, causing about two million yuan loss each year. In the face of the urgent need to solve the problem in production, Gaixian Fruit Tree Bureau invited Shenyang Agricultural College and Liaoning Provincial Department of Agriculture and Animal Husbandry in collaboration with Gaixian County. In 1984 in what