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芳香木毒蛾属鳞翅目、木毒蛾科。分布在东北、华北、西北、华东等地区,以幼虫为害杨、柳、榆等树干。 成虫,触角栉齿状,体翅灰色,翅上散布许多黑横纹。翅展80毫米。幼虫,体粗壮而略扁平,背面紫红色,腹淡黄色,体毛稀而粗短,老熟时体长达90毫米。 两年一代,以幼虫在树干或土中过冬。成虫6—7月出现,夜间活动,有趋光性。雌蛾产卵在树皮缝或根际,成堆,新孵幼虫蛀入树皮下取食韧皮部和形成层,然后渐深入木质部,从上向下穿凿粗大的纵坑。一般喜欢寄生在树干基部,往往一处有几条甚至几十条幼虫。老熟幼虫在坑道口附近或入土化蛹。通常稀疏透光的林分、林缘和孤立木受害较重。
Aromatic wood moth genus Lepidoptera, wood moth Division. Distributed in the northeast, north, northwest, east China and other regions, to larvae damage Yang, Liu, Yu and other trunk. Adult, antennae comb teeth, body wings gray, wings spread many black stripes. Wing exhibition 80 mm. Larvae, body slightly thick and slightly flat, the back of the fuchsia, abdomen light yellow, thin and short body hair, mature body length up to 90 mm. For two generations, larvae winters in the trunk or soil. Adults appear in June-July, night activities, there is phototropism. Female moth spawns in bark or rhizosphere, piles, new hatched larvae eaten under the bark to feed the phloem and formation layer, and then gradually into the xylem, from top to bottom chisel thick pits. Generally like parasitic in the trunk base, often there are a few or even dozens of larvae. Mature larvae in the trenches near or into the pupation. Sparsely translucent stands, forest margins and orphaned wood are harmed.