麻葉(虫甲)(Psylliodes attenuata Koch)俗称麻葉蚤,或麻跳蚤,被害的麻葉常成穿孔状以致生长不良。麻象鼻蟲(Xylinophorus mongolicus Faust)是为害大麻和洋麻、大豆、小麦、棉花、甜菜、粟等的害蟲。这两种害蟲,在华北和东北都有,都是麻类作物的大害;尤其麻葉(虫甲)在东北为害特别猖獗,而大麻象鼻蟲则在华北为害较重。这 Psylliodes attenuata Koch Commonly known as the leaf flea, or flea flea, the victim leaves are often punctured perforation poor growth. Xylinophorus mongolicus Faust is a pest that damages cannabis and kenaf, soybeans, wheat, cotton, beets, millet and others. These two kinds of pests, both in North China and Northeast China, are the major victims of hemp crops. In particular, Ma leaves (Arborvitae) are particularly prevalent in the Northeast while cannabis weevils are severely damaged in North China. This