优质水稻新种质ZY56的创制及评价
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邱东峰,葛平娟,刘刚,杨金松,陈建国,张再君
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Breeding and Evaluation of Elite Rice Line ZY56
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DongFeng QIU,PingJuan GE,Gang LIU,JinSong YANG,JianGuo CHEN,ZaiJun ZHANG
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表4 不同播种期ZY56与鄂中5号的稻米品质分析结果（GB/T 17891-2017）
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Table 4 Rice quality analysis results of ZY56 and Ezhong 5 at different sowing dates (GB/T 17891-2017)
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品种
Variety | 播种期（月/日）
Sowing date (M/D) | 始穗期（月/日）
Initial heading date (M/D) | 国标等级
National standard grade | 出糙率
Husked rice yield (%) | 精米率
Milled rice rate (%) | 整精米率
Head rice yield (%) | 粒长
Grain length (mm) | 长/宽比
Length/width ratio | 垩白粒率
Chalky rice rate (%) | 垩白度
Chalkiness
Degree (%) | 直链淀粉
含量
Amylose content (%) | 胶稠度
Gel consistency (mm) | 碱消值级
Alkali spreading value | | 鄂中5号 Ezhong 5 | 05/18 | 08/23 | 优1 You 1 | 82.5 | 74.3 | 62.2 | 7.3 | 3.6 | 6 | 1.2 | 14.6 | 69 | 6.5 | | ZY56 | 08/25 | / | 78.5 | 71.4 | 63.9 | 7.2 | 3.6 | 11 | 2.9 | 13.6 | 80 | 6.3 | | 鄂中5号 Ezhong 5 | 05/30 | 08/25 | / | 79.9 | 72.8 | 64.7 | 7.2 | 3.4 | 6 | 1.2 | 13.8 | 73 | 7.0 | | ZY56 | 09/01 | 优1 You 1 | 75.2 | 68.1 | 63.1 | 7.2 | 3.6 | 4 | 1.0 | 14.5 | 70 | 6.7 | | 鄂中5号 Ezhong 5 | 06/12 | 08/31 | 优2 You 2 | 68.5 | 65.0 | 56.6 | 7.2 | 3.5 | 13 | 3.0 | 16.2 | 55 | 6.5 | | ZY56 | 09/12 | 优1 You 1 | 76.8 | 70.3 | 59.6 | 7.3 | 3.7 | 4 | 1.4 | 15.5 | 60 | 7.0 |
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