危害癥狀芳香木蠹蛾以幼蟲(chóng)孵化后,蛀入皮下取食韌皮部和形成層。后蛀入木質(zhì)部,自上而下穿鑿不規(guī)則蟲(chóng)道,被害處可有十幾條幼蟲(chóng),蛀孔堆有蟲(chóng)糞,幼蟲(chóng)受驚后能分泌一種特異香味。芳香木蠹蛾幼蟲(chóng)芳香木蠹蛾成蟲(chóng)防治措施(1)及時(shí)清理 (本文共 216 字 , 2 張圖 ) [閱讀本文] >>
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 危害癥狀芳香木蠹蛾以幼蟲(chóng)孵化后,蛀入皮下取食韌皮部和形成層。后蛀入木質(zhì)部,自上而下穿鑿不規(guī)則蟲(chóng)道,被害處可有十幾條幼蟲(chóng),蛀孔堆有蟲(chóng)糞,幼蟲(chóng)受驚后能分泌一種特異香味。芳香木蠹蛾幼蟲(chóng)芳香木蠹蛾成蟲(chóng)防治措施(1)及時(shí)清理 (本文共 216 字 , 2 張圖 ) [閱讀本文] >>