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白蜡树遭遇虫害危机：树干密布虫孔，地面散落木屑细丝，原因何在？这是白蜡树上的虫孔及其中的木屑和幼虫羽化后的虫皮。 这种危害白蜡树的是哪种天牛？ 通过现场观察，虽然能确定是天牛所为，但具体种类尚 ...
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