摘要
中熟 6号是由大白菜雄性不育系 98- 2 - 1和从丰抗 70中多代自交分离而选育出的自交系F - 3-2 - 3配制而成的优良一代杂种。抗霜霉病、病毒病与软腐病 ,生长期 6 0～ 6 5d(天 ) ,叶球叠抱、圆头、卵圆形。南方栽培平均单球质量 2 .0kg ,每 6 6 7m2 产量 4 0 0 0～ 5 0 0 0kg。
Zhongshu No.6 is a new Chinese cabbage F 1 hybrid developed by crossing male-sterility line 98-2-1 with inbred line F-3-2-3 bred from cultivar Fengkang 70 by selfcrossing for many generations. It is high resistant to downy mildew, virus and soft rot. The head is overlapping, round and ovate. It can be harvested in 60-65 days after sowing . The average weight of single head is about 2.0 kg. It yields 60-75 t·hm -2 in South China.
出处
《中国蔬菜》
北大核心
2004年第4期25-26,共2页
China Vegetables
