优质 抗病 早熟大白菜新品种多抗55的选育及栽培技术要点  

Breeding and Cultivation Techniques of A New Early-maturing Chinese Cabbage Cultivar Duokang 55 with High Quality and Disease Resistance

作　　者：牟金贵[1] 王明秋[1] 刘晓东[1] 王洪乐[1] 刘学岷[1] 王玉海[1] 

机构地区：[1]河北省农林科学院经济作物研究所,河北石家庄050051

出　　处：《河北农业科学》2017年第2期96-98,共3页Journal of Hebei Agricultural Sciences

基　　金：河北省科技计划项目(16226304D);国家重点研发计划项目(2016YFD0101701)

摘　　要：多抗55是河北省农林科学院经济作物研究所利用小包(自交系)和XZ55(自交不亲和系)配制选育的秋早熟大白菜杂交新品种,2010年通过河北省科技成果转化服务中心组织的专家鉴定(编号:20100232)。该品种生育期短,仅55 d;叶球叠抱,软叶率高,外观品质好;粗纤维含量适中,质地脆嫩,口感好,味甜;抗霜霉病、病毒病和黑斑病;净菜产量64 711.5~85 426.5 kg/hm^2,适收期长,叶球长成后生长不裂球,具有较高的经济效益。Duokang 55 （F1） is a new early-maturing Chinese cabbage hybrid cultivar crossed by self-incompatibles cultivar XZ55 and autogamy cultivar Xiaobao. Its growth development period is 55 days. The head is ball and overlapping. The leaves inside is fresh and tender, moderate fiber. Texture is lightly sweet, fragile and tender. It has the characters of high soft leaf rate, good quality and excellent resistance to virus disease, downy mildew and black rot. The average yield is 64 711.5-85 426.5 kg/hm2. The head ball will not crack over 55 days in growth period. It passed the expert appraisal organized by Science and Technology Achievement Transformation Service Center of Hebei in 2010.

关 键 词：大白菜 多抗55 抗病育种 杂交种 早熟品种 品种特性 栽培技术 

分 类 号：S634.1[农业科学—蔬菜学]