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落叶松叶蜂 (又名落叶松红腹叶蜂 )是危害落叶松的重要害虫 ,用BT·阿维菌素复配剂防治其低龄幼虫 ,防治效果可达 90 %以上 ,是一种十分理想的无公害防治技术
Larch leaf bee (also known as larch beetle) is an important pest harmful to larch, with BT · avermectin compound against its young larvae, the control effect of up to 90%, is a very good Pollution prevention and control technology