根结线虫和蛴螬是为害牛蒡根茎的两大地下害虫,牛蒡生长期发生这两种虫害,可不同程度地造成地上部生长不良,从而导致根茎小、产量低,严重时还会造成植株提早死亡。因此,生产上从选地、用地开始,就要着力做好防治工作,以确保优质高产。下面介绍这两种害虫的为害特点和防治方法,供参考。 Root-knot nematodes and slugs are the two major underground pests that affect burdock rhizomes. These two pests occur during the burdock’s growth period, which may result in poor growth of shoots to varying degrees, resulting in small rhizomes, low yields and premature death of plants in severe cases . Therefore, production from the election, the beginning of land, we must focus on prevention and control work to ensure high quality and yield. The following describes the pest damage characteristics of these two types and control methods for reference.