彩色大白菜新品种红抗1、2号的选育

Two new colour heading Chinese cabbage F_1 hybrids-Hongkang No.l ,2

通过抗性转育和人工接种鉴定筛选技术,选育出红抗1、2号橘红心大白菜新品种。生育期分别为55-60、75-80d;叶球分别为中桩圆柱状和扣抱圆桶状,外叶深绿,球叶橘黄、经日光照射后呈橘红色;单球重分别为2.1、3.8kg;富含胡萝卜素等多种维生素,营养价值高,生食脆甜,熟食易烂。高抗病毒病,兼抗霜霉病和软腐病。适宜全国大部分地区推广种植。

Hongkang No.1 and Hongkang No.2 are colour heading Chinese cabbages bred by crossing pedigree method and resistance evaluation techniques. Its matarity period are 55-60 days and 75-80 days, respectively. Its heads are typical ovate head type which have leaves tip closing on the top and overlapping. Its outerleaves are green, heading leaves are orange. Its mean head weight are 2.1 kg and 3-4 kg,respectively. The innerleaves contain many kind of vitamin. Two varieties are highly resistant to TuMV, downy mildew and soft rot. They are suitable to be planted in many districts of China.