番茄是设施栽培蔬菜之一,随着其栽培面积逐渐扩大,因连作而产生的土传病害呈逐年上升趋势。特别是由Psedomonas Salance引起的番茄青枯病已成为世界性土传病害,为害严重的地块无法正常收获成熟的果实,严重地制约了番茄的生产,目前多采用选育抗病品种以及利用抗病砧木嫁接等方法 Tomatoes are one of the cultivated vegetables. As their cultivated area gradually expands, soil-borne diseases caused by continuous cropping have been increasing year by year. In particular, tomato bacterial wilt caused by Psedomonas Salance has become a worldwide soil-borne disease. In the severely damaged areas, the mature fruits can not be harvested normally and the production of tomato is severely restricted. At present, the breeding of resistant varieties and the utilization of resistant Disease rootstocks and other methods of grafting