Abstract: is a new early spring hybrid of cabbage selected by crossing two promising self-incompatible lines, 8101-2-20-2 and 8180-1-2-1. The F_1 hybrid has good quality, early maturity and high productivity. It can be harvested 50 days after transplanting. The yield is about 49.5～ 57.0 t/ ha. It s yield, commercial quality, hybrid rate and seed germination are all much higher than Zhonggan No. 11, a widely used spring F_1 hybrid in China. The new F_1 hybrid has now been released on a large scale in northern China.

摘要：

８３９８甘蓝是利用８１０１－２－２０－２和８１８０－１－１－２－１两个优良的自交不亲和系配制而成的早熟春甘蓝一代杂种。具有优质、早熟、丰产等优良性状。从定植到收获约５０天，一般６６７ｍ２产量３３００～３８００ｋｇ，其产量、商品品质及杂交种的杂交率和种子发芽率显著优于中甘１１号。目前已在我国华北、西北、东北大面积示范推广。

关键词: 甘蓝, 新品种选育, 一代杂种