春秋结球大白菜潍白6号的选育

A New Chinese Cabbage F1 Hybrid -' Weibai No.6'

潍白6号系以东北材料牡丹江1号的自交不亲和系91-439为母本,以韩国高抗抽薹的自交不亲和系BC4-3A为父本育成的大白菜一代杂种。生长期为山东春播60d(天),黑龙江秋播70 d(天)。该品种叶色深绿,球叶合抱呈炮弹形,顶部呈石榴嘴状。抗病毒病、软腐病,较抗霜霉病,抗抽薹能力强。平均单株质量为3.52 kg,一般每667 m2产量为4 000～6 000 kg。既适合山东3月底4月初露地直播作春白菜栽培,又适于黑龙江等东北地区作秋季早熟大白菜栽培。

Weibai No.6 is a new F1 hybrid of Chinese cabbage, developed by crossing two self-incompatible lines 91-439 and BC4-3A. It has early maturity, good quality, resistant to virus and tolerant to immature bolting. The growth period was about 60 days in Shandong and 70 days in Heilongjiang from transplanting to harvesting. The average plant weight is about 3.52 kg. Its yield is about 60-90t.hm-2.