芜菁花叶病毒病是危害十字花科蔬菜(白菜、甘蓝、花椰菜、芥菜、萝卜等 )最严重的病毒病原 ,就大白菜而言 ,我国北方冬季大白菜平均每年因此病而减产 5 %。北京市农林科学院曹鸣庆研究员等科技人员首次培育出抗芜菁花叶病毒转基因白菜 ,目前这种转基因白菜已应用于白菜育种。他 Turnip mosaic virus is the worst pathogen of cruciferous vegetables (cabbage, cabbage, cauliflower, mustard, radish, etc.). In the case of Chinese cabbage, winter cabbage in northern China is cut by 5% annually on average. Beijing Academy of Agriculture and Forestry CAO Ming-hing researchers and other scientific and technological personnel for the first time raised anti-turnip mosaic virus transgenic cabbage, the current cabbage has been applied to cabbage breeding. he