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防治棉铃虫“三字经”建昌县植保站张桂芳建昌县玲珑塔农科站付殿华辽宁省植保站谷志学要发家种棉花收益高利国家棉铃虫食性杂受害重属棉花近年来常暴发范围广虫量大一年里三五代花蕾铃全为害越冬蛹春发娥娥产卵卵孵虫幼虫小长得快两三天长一岁吃嫩梢食花蕊蛀棉蕾钻青铃蕾...
Prevention and treatment of cotton bollworm “Three Character Classic” Jianchang plant protection station Zhang Guifang Jianchang County exquisite tower agricultural station Fu Dianhua Liaoning Province Plant Protection Station Gu Zhixue to send a family of cotton income Gaoli national Helicoverpa armigera victims of heavy cotton in recent years, often a wide range of outbreaks Large amount of insects in one year three or five generations of flower buds all damage overwintering pupa spring hair Ee egg-larvae larvae small grow faster two or three days long one year old eat tender shoots flower buds cotton bolls diamond green bell ...