不结球白菜新品种速俊028 的选育

速俊028 是由两个自交不亲和系08-411-5s 和07-N2 抗热-3s 配制而成的不结球白菜一代杂种。株型美观，株高20 cm 左右，开展度25 cm 左右；叶色亮绿，叶柄较短、勺状、碧绿无蜡粉，基部头大、束腰；早熟，生长速度快，夏秋季播种20 d（天）后开始束腰；可适当密植，最佳种植密度为株距8 cm，行距15 cm；高抗病毒病、霜霉病，抗软腐病；适应性广，全国各地夏秋季均可种植，长江以南地区冬春季可露地栽培，长江以北地区秋冬季和冬春季需保护地种植。

A New Non-heading Chinese Cabbage F1 Hybrid—‘Sujun 028’

Sujun 028’is a new non-heading Chinese cabbage F1 hybrid bred by crossing 2 selfincompatible lines 08-411-5s and 07-N2 kangre-3s．It grows fast with beautiful plant type．It is about 20 cm in height and about 25 cm in width．The leaf is glossy green and the petiole is short without wax powder．It is early
maturing．In summer and autumn sowing，it takes only 20 days to bean waist．It can be planted with appropriate density．The best planting density is 8 cm in row spacing and 15 cm in line spacing．It is highly resistant to virus disease，downy mildew and resistant to soft rot．It has wide adaptability，and is suitable for summer and autumn cultivation all over the country．For winter and spring cultivation，it can be grown in open fields in the southern
areas of the Yangtze River，but in the norther areas of the Yangtze River it has to be planted in protected fields．