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去年,嵊县临城农技站刘讯洪在有关单位的帮助下,在嵊县东浦大队、县蔬菜基地上,使用大菜粉蝶颗粒体病毒防治菜青虫的试验,取得了一定的效果。大菜粉蝶颗粒体病毒株系是浙农大植保系从英国引进的,刘讯洪所用病毒是从农大引来后在室内增殖的,他将病死虫子经研磨过滤后,以每瓶50条定溶于100毫升瓶内,保存在半公尺深的土下待用(每条病死虫的平均重量为0.2144克)。
Last year, Shengxian Lincheng Agricultural Technology Station Liu Xunhong with the help of the relevant units in Shengpu County Dongpu brigade, the county vegetable base, the use of cabbage butterfly virus prevention cabbage Pieris test, and achieved some results. Large cabbage white butterfly virus is the Department of Plant Protection, Zhejiang Province, the introduction of the United Kingdom, Liu Xun Hong virus used in the indoors after induced by the proliferation of indoors, he died of insects by grinding filtration, 50 per bottle will be dissolved 100 ml bottle, kept at half a meter deep soil to be used (the average weight of each diseased worms 0.2144 grams).