【摘要】 对国内外优良遗传资源进行游离小孢子培养快速纯化、创造自交不亲和系亲本Y60-19、89-81,采用配合力测定育成早熟大白菜杂交一代新品种豫新3号。结果表明:豫新3号早熟,成熟期62天,较耐热,抗病毒病、霜霉病、软腐病;每667 m2产净菜4 170．1~4 884．6kg,比对照豫白菜8号增产19．8%~27．1%;叠包形,叶球白色,菜形整齐划一,商品性好;每 100g鲜样含Vc 21.2mg,粗蛋白1．58g,可溶性糖2.08g。净菜率、软叶率高,风味口感好。更多还原

【Abstract】 Yuxin No.3 is a new Chinese cabbage F1 hybrid, whose parents are self-incompatible double haploid lines derived from microspore culture. It takes only 62 days from sowing to harvesting. It is early mature, heat-tolerant and has resistance to virus diseases, downy mildew and soft rot. The marketable yield is about 62 551.5-73 269.0 kg/hm2. It also has excellent quality.更多还原