桑天牛寄主内含物分析与成虫诱杀试验王克东，温梅生，刘传银，李先林，刘仕英（沂南县林业局）桑天牛Ａｐｒｉｏｎｇｅｒｍａｒｉ（Ｈｏｐｅ）是山东杨树等树种的重要蛀干害虫，其幼虫在树干内开凿虫道形成虫孔，对树木生长及木材材质影响极大。现有研究结果表明，桑天牛... Analysis of the host contents of mulberry cultivars and trapping experiments with adults Wang Kedong, Wen Meisheng, Liu Chuan-yin, Li Xianlin, Liu Shiying (Yinan Forestry Bureau) Aprion germari (Hope) is an important borer pest of tree species such as poplar in Shandong Province. Drilling wormholes in the trunk creates wormholes, which have a huge impact on tree growth and wood quality. The existing research results show that mulberry ...