早稻叶片出现一排排“穿孔”现象,是稻象甲危害所致。稻象甲属鞘翅目、象甲科,其成虫和幼虫均危害水稻,以成虫害叶、幼虫害根为特征。近年来,稻象甲在南方部分地区危害逐年加重,早稻遭受不同程度的损失。每年春夏之交,越冬成虫开始活动,越冬幼虫也相继化蛹,四五月份羽化为成虫并出来活动。 Rows of early rice leaves appear “perforation ” phenomenon, is caused by the damage of rice asparagus. Aspergillus is a Coleoptera, such as a branch, its adult and larvae are harmful to rice, the adult leaves, larvae root damage. In recent years, the damage of rice weevil in some areas in the south has been increasing year by year. Early rice suffered losses of varying degrees. At the turn of spring and summer each year, the overwintering adults begin to act and the overwintering larvae also turn into pupae in succession. In April and May, they emerge as adults and come out of the activity.