蔬菜根结线虫病是近年来发生较为严重的病害之一,主要危害黄瓜、苦瓜、番茄、茄子、菜豆、芹菜、白菜等20多种蔬菜。随着种植业结构的调整,蔬菜保护地栽培面积迅速扩大,根结线虫病普遍发生,产量损失达30%～50%,严重的达50%以上。同时根结线虫危害又加重了枯萎病、根腐病害的发生,已成为当前蔬菜生产的一大障碍。因此,对蔬菜根结线虫病的防治尤为重要。 Vegetable root-knot nematode disease is one of the more serious diseases in recent years. It mainly affects over 20 kinds of vegetables such as cucumber, bitter gourd, tomato, eggplant, kidney bean, celery and cabbage. With the adjustment of the planting structure, the area of ​​vegetable cultivation rapidly expanded. Root-knot nematode disease was widespread, with the yield loss of 30% -50% and the seriousness of over 50%. At the same time, root-knot nematode hazards have increased the occurrence of wilt diseases and root rot diseases, which has become a major obstacle to the current vegetable production. Therefore, the control of root-knot nematode disease is particularly important.