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| A New Chinese Cabbage F1 Hybrid —‘Jingqiuhuangxin70’ |
| YU Yang-jun, ZHANG Feng-lan, ZHANG De-shuang, ZHAO Xiu-yun, YU Shuan-cang, XU Jia-bing |
| National Engineering Research Center for Vegetables, Beijing 100097, China |
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Abstract ‘Jingqiuhuangxin70’is a new Chinese cabbage F1 hybrid bred by crossing self- incompatible line 99550 with 98236. It has early-mid maturity. It is about 65-70 days from sowing to harvest. It is high resistant to virus, and resistant to downy mildew and black rot. Its growth is vigorous. Its head shape is long cylindrical with fluffy top and slight yellow color of inter leaves. Its average head weight is about 2.5 kg with 44 cm of head height and 14 cm of head diameter. Its yield in open field is about 79.5 t·hm-2. It has been extended to Beijing, Tianjin, Hebei, Sichuan and Jiangsu Provinces for 333 hm2.
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Received: 07 May 2010
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