植物病原线虫是导致植物病害的一类重要的病原物 ,已经引起世界各国科研部门和越来越多的植物病理学家的高度重视。近年来 ,由于在农业生产上缺乏科学高效的控制植物线虫病害的方法 ,现有的杀线虫剂多为高毒农药 ,随着国际社会环保意识的加强和国际环保公约的建立 ,世界各国开 Phytopathogenic nematodes are a kind of important pathogens that lead to plant diseases. They have attracted great attention of scientific research departments and more and more plant pathologists all over the world. In recent years, due to the lack of scientific and efficient methods for controlling plant nematodes in agricultural production, most of the existing nematicides are highly toxic pesticides. With the strengthening of environmental protection awareness in the international community and the establishment of an international environmental convention, all countries in the world