目前国内外合抱类白菜普遍不抗病毒病 ,重病区或病灾年份常常严重减产甚至绝收。从 1990年开始进行了合抱类白菜的抗病杂交育种研究 ,1995年利用两个自交不亲和系杂交育成高抗 2号 ,1999年通过山东省农作物品种审定委员会审定。　　特征特性生育期 85天 ,晚熟品种。球叶合抱 , At present, domestic and foreign embracing cabbage generally do not have anti-virus disease, seriously ill or seriously ill years of disease often severely cut or even cut. From 1990 onwards, we carried out the research on disease-resistant crossbreeding of Chinese cabbage. In 1995, we used two self-incompatibility lines to breed high-resistance hybrid No. 2 and in 1999, we passed the examination of Shandong Crop Variety Approval Committee. Characteristic characteristics Growth period of 85 days, late-maturing varieties. Cocoon embracing,