大猿叶虫俗名乌壳虫，幼虫又叫肉虫，主要为害白菜、油菜、萝卜、雪里蕻、芥菜等。此虫近年在我省一些地区发生较多，尤其春白菜、油菜受害严重。幼虫、成虫均可为害，初孵幼虫仅啃食叶肉，形成许多小凹坑，或透明斑，大幼虫和成虫可将叶片吃成孔洞或缺刻，严重时只剩叶脉。 　 Common big name of the great worm beetle insects, larvae also known as meat insects, the main damage cabbage, rape, radish, Yuriko, mustard and so on. This insect occurred in some areas in our province in recent years, especially in spring cabbage, rape seriously harmed. Larvae, adults can be harmful to the newly hatched larvae eating only the mesophyll, the formation of many small pits, or transparent spots, large larvae and adults can eat leaves into holes or nicks, leaves only severe veins.