大白菜新品种晋白菜7号的选育

Breeding of a New Chinese Cabbage Variety Jinbaicai 7

晋白菜7号是以自交不亲和系2002-14-15为母本、自交不亲和系2002-13-5-1为父本配制而成的秋中晚熟大白菜一代杂种,生育期85~90 d。植株长势强,株高65~70 cm,开展度60~65 cm,球形指数3.5左右;外叶深绿,叶柄浅绿,叶球直筒舒心,结球紧实,单株质量3.4~4.0 kg,净菜产量115.5~120.75 t/hm2;对大白菜病毒病、软腐病、霜霉病的抗性强于对照太原二青,品质优,耐贮运,适宜山西及周边地区秋季栽培。

Jinbaicai 7 is a mid-late maturing Chinese cabbage Fj hybrid, which crossed by using self-incompatible lines 2002-14-15 as female and 2002-13-5-1 as male. Its vegetative period is 85-90 d. The plant grows vigorously with a height of 65-70 Cm and a width of 60-65 cm, its head index is about 3.5. The plant has dark-green outer leaves and light-green petioles. The head is straight and compact with a loose central leaves. The quality of individual plant is 3.5-4.0 kg, and its net yield reaches 115.50-120.75 t/hm2. The plant is more resistant to virus, soft rot and downy mildew diseases comparing the control Taiyuanerqing. The variety has good quality, storage and transportation. It is suitable for autumn cultivation in Shanxi province and its surrounding areas.