根结线虫病为蔬菜重要病害，在国内许多蔬菜产区发生严重，多种蔬菜受害，损失巨大，一般减产２０％～３０％，重者５０％以上，甚至绝收。国内对此病系统研究少，安全、有效的药剂少，多年来缺乏成套的防治措施，该病已成为蔬菜生产的又一重大障碍。为此，１９９４～１９... Root-knot nematode disease is an important vegetable disease in many vegetable producing areas in China serious, a variety of vegetable victims, a huge loss, the general reduction of 20% to 30%, more than 50% of weight, or even absolute. There are few domestic research on this disease system, few safe and effective medicaments, and lack of complete prevention and control measures over the years. This disease has become another major obstacle in vegetable production. To this end, 1994 ~ 19 ...