摘要
优抗98号是以北京小青口核桃纹和石特1号的自交不亲和系BN-3-02与A0068配制而成的一代杂种。生长期85d(天),外叶深绿,叶球叠抱,高桩直筒,头球形,球形指数2.1,单球质量4.0kg左右,叶帮比1·13,高抗黑腐病,抗病毒病、霜霉病,每667m2净菜产量5000kg左右,适宜华北、西北地区种植。
Youkang No. 98 is a new Chinese cabbage F1 hybrid developed by crossing two self-incompatible lines BN -3 -02 and A0068. The growth period is 85 days. The plant is dark green with overlapping leaves, and high ratio of blade to petiole. It has high resistance to black rot, and resistance to virus and downy mildew. It yields 75 t· hm^-2 ,and is suitable to be cultivated in North China and the northwest of China.
出处
《中国蔬菜》
北大核心
2005年第10期18-19,共2页
China Vegetables
