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晚熟大白菜新品种京秋4 号的选育
引用本文:张凤兰,张德双,余阳俊,徐家炳,赵岫云,于拴仓,汪维红,卢桂香.晚熟大白菜新品种京秋4 号的选育[J].中国蔬菜,2013,1(12):94-96.
作者姓名:张凤兰  张德双  余阳俊  徐家炳  赵岫云  于拴仓  汪维红  卢桂香
作者单位:北京市农林科学院蔬菜研究中心,北京 100097
基金项目:国家科技支撑计划项目(2012BAD02B01),北京市科委计划项目(D111100001311002),现代农业产业技术体系建设专项(CARS-25)
摘    要:京秋4 号是利用多材料复合杂交创新种质技术育成的晚熟大白菜一代杂种。生长期75~80d(天),整齐度高,外叶深绿色,叶面稍皱,开展度较小,叶球中桩叠抱,球叶充实速度快,紧实,单球净质量4.2 kg 左右。口感佳, 品质优, 抗病毒病、霜霉病和黑腐病, 耐贮运。一般产量7 000kg·(667 m2-1 左右,适应性广,适于北京、河北、天津、辽宁、吉林、黑龙江、内蒙古、山东等地种植,累计推广面积已达2 万hm2

关 键 词:大白菜  京秋4    一代杂种  晚熟  

A Late Maturing New Chinese Cabbage F1 Hybrid —‘Jingqiu No. 4’
ZHANG Feng-Lan,ZHANG De-Shuang,YU Yang-Jun,XU Jia-Bing,ZHAO Xiu-Yun,YU Shuan-Cang,WANG Wei-Hong,LU Gui-Xiang.A Late Maturing New Chinese Cabbage F1 Hybrid —‘Jingqiu No. 4’[J].China Vegetables,2013,1(12):94-96.
Authors:ZHANG Feng-Lan  ZHANG De-Shuang  YU Yang-Jun  XU Jia-Bing  ZHAO Xiu-Yun  YU Shuan-Cang  WANG Wei-Hong  LU Gui-Xiang
Institution:Beijing Academy of Agriculture and Forestry Science,Beijing Vegetable Research Center,Beijing 100097,China
Abstract:‘Jingqiu No. 4’is a late maturing Chinese cabbage F1 hybrid with high quality.It can be harvested in 75-80 days after sowing.It has high uniformity.Its exterior leaf is dark green in color.The leaf blades are slightly wrinkled with smaller openness.The single head weight is about 4.2 kg.It tastes good and has super quality.It is resistant to virus diseases,downy mildew and black rot.Its yield is about 105.0 t·hm-2.It has wide adaptability and is suitable to be cultivated in B eijing,Hebei,Tianjin,Liaoning,Jilin,Heilongjiang,Inner Mongolia and Shandong Provinces.The accumulated extension areas is about 20 000 hm 2
Keywords:&lsquo  Jingqiu No  4&rsquo    1   Late maturing
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