我国北部冬麦区小麦区域试验重复次数和试点数量的优化设计
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张毅,许乃银,郭利磊,杨子光,张笑晴,杨晓妮
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Optimization of test location number and replicate frequency in regional winter wheat variety trials in northern winter wheat region in China
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Yi ZHANG,Nai-Yin XU,Li-Lei GUO,Zi-Guang YANG,Xiao-Qing ZHANG,Xiao-Ni YANG
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表1 2010-2019年我国北部冬麦区国家小麦品种区域试验组数、品种数和产量统计表
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Table 1 Summary statistics of trial yield grand mean, number of cultivars and locations used in regional winter wheat variety trials in Northern winter wheat region from 2010 to 2019
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年度
Year | 水地组
Irrigated group | 旱地组
Rainfed group | 北部冬麦区
Northern winter wheat region | 试点数
Site | 品种数
Cultivar | 产量
Yield (kg hm?2) | 试点数
Site | 品种数
Cultivar | 产量
Yield (kg hm?2) | 试点数
Site | 品种数
Cultivar | | 2009-2010 | 11 | 13 | 6178.1 | 9 | 9 | 3581.0 | 20 | 22 | | 2010-2011 | 12 | 12 | 6717.5 | 9 | 10 | 3885.5 | 21 | 22 | | 2011-2012 | 11 | 11 | 6895.7 | 7 | 8 | 5524.9 | 18 | 19 | | 2012-2013 | 11 | 14 | 6119.9 | 9 | 10 | 3213.0 | 20 | 24 | | 2013-2014 | 12 | 14 | 7485.6 | 9 | 10 | 5165.8 | 21 | 24 | | 2014-2015 | 12 | 10 | 7935.6 | 10 | 13 | 5490.4 | 22 | 23 | | 2015-2016 | 11 | 16 | 7996.1 | 7 | 12 | 4737.7 | 18 | 28 | | 2016-2017 | 10 | 11 | 8536.2 | 9 | 12 | 4417.7 | 19 | 23 | | 2017-2018 | 11 | 14 | 7153.2 | 9 | 8 | 4719.7 | 20 | 22 | | 2018-2019 | 11 | 17 | 8367.4 | 6 | 8 | 4679.4 | 17 | 25 | | 平均Mean | 11.2 | 13.2 | 7338.5 | 8.4 | 10.0 | 4541.5 | 19.6 | 23.2 | | 合计Total | 112 | 132 | — | 84 | 100 | — | 196 | 232 |
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