橘红色大白菜新品种‘龙园红2号’的选育

Breeding of Chinese Cabbage ‘Longyuanhong No. 2' with Precocious Orange Leaf

龙园红2号大白菜,是由母本‘0716-5’和父本‘08-831’2个自交不亲和系配制而成的大白菜一代杂种.该品种最外层叶绿色,内层球叶呈橘红色,生育期70～75d左右,属早熟品种,营养品质好,抗病毒病、霜霉病和软腐病的能力较强,每667 m2产量为6 844.5～7 088.4 kg,适宜黑龙江省及吉林省种植.

‘Longyuanhong No.2’ is a new Chinese cabbage F1 hybrid developed by crossing self-incompatible line juhong 0716-5 （female parent） with self-incompatible line 08-831（male parent）.External leaves are green and inner leaves are orange.The growth period is 60 to 65 days.667 m2 average yield is about 6 844.5 to 7 088.4 kg· hm-2.The variety is highly resistant to virus,downy mildew and soft rot.This early variety has good quality and is suitable for cultivation in Heilongjiang and Jilin provinces.