青菜是上海人民最喜食且需求量最大的一个蔬菜种类,全市秋冬青菜年种植面积11—12万亩左右,上市量占全市蔬菜上市总量的30％左右。由于青菜病毒病的危害加剧,产量大幅度下降,损失在20—30％,严重的达80％以上。1975—1985年间,对上海青菜病毒病的毒源种类,传播媒介、寄主范围等作了系统的鉴定研究。十年来对在上海菜区采集3504份典型病样的分离鉴定,确认上海莱区青莱病毒病的毒源种类有TUMV、TMV、CMV三 Green vegetables is the most popular food and demand in Shanghai, a vegetable species, the city’s autumn and winter cabbage planting area of ​​11-12 mu, listing the city’s total vegetable market accounted for about 30%. Due to the aggravating harm of the vegetable virus disease, the output dropped drastically, with a loss of 20-30% and a serious problem of over 80%. From 1975 to 1985, the author systematically identified and studied the types, vectors and host ranges of the virus sources of Shanghai vegetable diseases. In the past ten years, 3504 typical isolates were collected in Shanghai Dishes District, and TUMV, TMV and CMV