| 束腰、抗病小白菜新品种京冠1号的选育 |
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| 引用本文： | 赵岫云,徐家炳,张凤兰,余阳俊,张德双,于拴仓,卢贵香.束腰、抗病小白菜新品种京冠1号的选育[J].中国蔬菜,2010,1(4):81-82. |
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| 作者姓名： | 赵岫云 徐家炳 张凤兰 余阳俊 张德双 于拴仓 卢贵香 |
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| 作者单位： | 国家蔬菜工程技术研究中心，北京 100097 |
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| 基金项目： | 北京市科技项目(Z07090600550703,D08070500690803) |
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| 摘 要： | 京冠1号是由两个自交不亲和系Y242和Y184杂交而成的小白菜一代杂种。株型较直立,外形美观,束腰性好,长势快,品质脆嫩,播种后30d(天)开始采收,可延续采收25d(天),株高21cm,开展度30cm,叶色油绿,叶面平;叶柄翠绿且宽厚,叶柄宽5.5cm、厚1.4cm,单株质量0.26kg,每667m2产量2500kg左右;高抗病毒病,抗霜霉病,适合于夏、秋季栽培。目前在北京、福建、浙江、广东、云南等地累计推广面积约60000hm2。
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| 关 键 词： | 小白菜 京冠1号 一代杂种 |
| 收稿时间： | 2009-08-21; |
A New Pakchoi F1 Hybrid-'Jingguan No.1' |
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| ZHAO Xiu-yun,XU Jia-bing,ZHANG Feng-lan,YU Yang-jun,ZHANG De-shuang,YU Shuan-cang,LU Gui-xiang.A New Pakchoi F1 Hybrid-'Jingguan No.1'[J].China Vegetables,2010,1(4):81-82. |
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| Authors: | ZHAO Xiu-yun XU Jia-bing ZHANG Feng-lan YU Yang-jun ZHANG De-shuang YU Shuan-cang LU Gui-xiang |
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| Institution: | National Engineering Research Center for Vegetables,Beijing 100097,China |
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| Abstract: | ‘Jingguan No.1’is a new pakchoi F1 hybrid bred by two self-incompatible lines Y242 and Y184.It grows rapidly and can be harvested at 30-55 days after sowing.The plant is 21 cm in height and 30 cm in width.The leaf is light green and the petiole is green with 5.5 cm in width and 1.4 cm in thickness.The average plant weight is about 0.26 kg and its yield is about 37.5 t·hm-2.It is high resistant to virus disease,resistant to downy mildew.It is suitable for summer and autumn cultivation,and has been extended to Beijing,Fujian,Zhejiang,Guangdong and Yunnan with total area about 60 000 hm2. |
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