耐抽薹春大白菜新品种冠春的选育  

A New Chinese Cabbage F_1 Hybrid —‘Guanchun’

作　　者：张鲁刚[1] 惠麦侠[1] 张明科[1] 

机构地区：[1]西北农林科技大学园艺学院,陕西杨凌渭惠路3号712100

出　　处：《中国蔬菜》2005年第10期21-23,共3页China Vegetables

基　　金：国家"863"项目(2001AA241124);陕西省科技攻关项目(2002K03-G5-3)

摘　　要：冠春大白菜是从亚洲蔬菜研究与发展中心引入的材料中选出的自交不亲和系01S315和从陕西农家品种中选出的自交亲和系01S105配制而成的中熟一代杂种.叶球浅叠抱,中桩,粗筒形;球高28.3 cm,球宽19.6 cm,球叶乳白色,球形指数1.5,单球质量1.8～2.5kg,净菜率74.75%以上.球叶数60片左右,耐先期抽薹性极强.一般产量5 900kg·(667 m2)-1,对病毒病、霜霉病、黑斑病、软腐病和干烧心的抗性强于对照品种,或与对照相当.生育期60～65 d(天).Guanchun is a new spring Chinese cabbage F, hybrid developed by crossing two self-incompatible lines 01S315 and 01S105. It has middle maturity, strong tolerance to immature bolting,high yield of 89.2 t· hm^-2. The average head weight is 1.8 - 2.5 kg. It has stronger resistance to virus, downy mildew, Alternaria leaf spot, soft rot and heart rot than the control varieties, or has similar resistance to the control varieties. It can be harvested in 60 - 65 days after sowing.

关 键 词：大白菜 冠春 一代杂种 春大白菜 先期抽薹 新品种 自交不亲和系 选育 研究与发展 农家品种 

分 类 号：S634.1[农业科学—蔬菜学] S635[农业科学—园艺学]