油菜兰跳甲(Psylliode punctifronsBaly)是油菜上的主要害虫。了解其为害虫态(成虫和幼虫)在油菜植株不同部位的分布对改进防治方法,提高防效有重要意义。为此,1984年在以往调查的基础上,于油菜生长期,对危害虫态在油菜植株上的分布作了较详细的调查研究,并提出了防治措 Psylliode punctifronsBaly is a major pest on canola. To understand the distribution of pest states (adults and larvae) in different parts of rapeseed plants is very important to improve the prevention and control methods and improve the control effect. Therefore, in 1984 on the basis of previous surveys, we made a more detailed investigation on the distribution of pests in the rapeseed during the rapeseed growing period, and put forward the prevention and cure measures