论文部分内容阅读
一、引言在日本,保护松林,使其免遭松材线虫(Bursaphelenchus xylophilus STEINER et BUHRER)的危害被当成一项紧急的任务。七十年代普遍是使用几种农药杀死松材线虫的传播者日本松褐天牛(Monochamus alternatus HOPE),最近报导了
I. INTRODUCTION In Japan, the protection of pine forests from the harmful effects of Bursaphelenchus xylophilus STEINER et BUHRER was taken as an urgent task. The seventies are generally the Monochamus alternatus HOPE, a communicator that kills Bursaphelenchus xylophilus with several pesticides. It has recently been reported