为害甜菜幼苗的害虫有甜菜蟓虫、黑绒金龟子、阔胸金龟子、苹毛丽金龟子及网目砂潜等害虫。其中,甜菜蟓虫和黑绒金龟在台安、彰武、黑山和建平等县发生数量多,分布广,严重影响甜菜生产。甜菜蟓上和黑绒金龟子等害虫均以成虫越冬,在甜菜幼苗出土后,这些害虫便迁移到甜菜地,取食甜菜子叶和幼嫩的真叶,造成幼苗枯死,田间缺苗。 Pests that harm the beet seedlings are beetles, black velvet beetles, wide-bodied beetles, pomegranate beetle and mesh sand submersible pests. Among them, beetle and black velvet tortoise occurred in Taian, Zhangwu, Montenegro and Jianping counties, distributed widely and seriously affected the production of sugar beet. The beetles and black velvet beetles and other pests are overwintering adult worms in the beet seedlings unearthed, these pests will be moved to the beet, feeding the beet leaves and tender young leaves, resulting in seedlings dead, lack of seedlings in the field.