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光肩星天牛在我国分布范围很广,内蒙地区亦是该害虫的分布区之一,受害杨树枝条折断,因该虫道短粗,对树干横向破坏性强。干粗10厘米的幼树,只有一条虫即能蛀食折断;15厘米粗的树干,有两条虫便可咬断,再粗的可先咬死,后渐枯折。一对天牛繁殖三代(每代l一2年)后能摧毁一千棵树,繁殖四代时,可危害一万裸树,被害树或折
Light Shouldered Asclepius is widely distributed in our country, Inner Mongolia is also one of the pest distribution area, the victim poplar branches broken, because of the worm larvae, horizontal destructive to the trunk. Stem 10 cm thick saplings, only a worm that can eat broken; 15 cm thick trunk, there are two insects can bite off, and then rough can be bitten to death, after the kink. A pair of beetles breeding three generations (each generation l-2 years) can destroy a thousand trees, breeding four generations, can endanger a million naked trees, tree damage or folding