近年来,随着蔬菜保护地栽培的发展,蔬菜根结线虫病迅速蔓延,危害逐年加重。廊坊市几个区、市县的一些大棚和温室由于此病发病严重而毁种。据两年的调查,现将蔬菜根结线虫病的病原、危害寄主、危害症状及防治措施介绍如下,供广大菜农及植保工作者参考。 In recent years, with the development of vegetable cultivation, the root-knot nematode disease of vegetables spread rapidly and the harm is increasing year by year. Several districts in Langfang City, some cities and counties, greenhouses and greenhouses due to the severity of the disease and destroyed. According to the two-year investigation, the root cause of nematode root knot nematode, the host of damage, the hazard symptom and the prevention and control measures are introduced as follows for the reference of the broad masses of farmers and plant protection workers.