早秋抗病大白菜潍白8号的选育

A New Chinese Cabbage F_1 Hybrid—‘Weibai No.8’

以沈阳快菜经多代选育而成的自交不亲和系BZ-35和从天津大麻叶中选出的BZ-26为亲本配制而成的大白菜一代杂种潍白8号。该品种生长势旺盛,结球速度快,叶球高桩直筒形,扣抱,结球紧实,叶球高42cm,横径22cm;从播种到收获65～70d(天),单株质量5～6kg,净菜率69.1%,每667m2净菜产量6000kg左右;高抗TuMV,抗霜霉病,主要作秋早熟栽培。

Weibai No. 8 is a new Chinese cabbage F1 hybrid developed by crossing two inbred lines BZ- 35 and BZ- 26. It takes 65 -70 days from planting to harvesting in early autumn. The cabbage sphere is tall with cylinder shape,well-knit and good quality. It is high resistant to TuMV,resistant to downy mildew. Average head weight is 5 -6 kg,it yields 90 t·hm^-2.