基于GYT双标图对西北内陆棉区国审棉花品种的分类评价
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许乃银, 赵素琴, 张芳, 付小琼, 杨晓妮, 乔银桃, 孙世贤
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Retrospective evaluation of cotton varieties nationally registered for the Northwest Inland cotton growing regions based on GYT biplot analysis
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XU Nai-Yin, ZHAO Su-Qin, ZHANG Fang, FU Xiao-Qiong, YANG Xiao-Ni, QIAO Yin-Tao, SUN Shi-Xian
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表3 基于GYT双标图分析的西北内陆棉区国审棉花品种分类特征比较
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Table 3 Characteristics of different clusters of the nationally registered cotton varieties for the Northwest Inland cotton planting region based on GYT biplot analysis
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产量×性状组合
Yield × trait combination | I型品种
Variety type I
(mean ± SE) | II型品种
Variety type II
(mean ± SE) | III型品种
Variety type III
(mean ± SE) | | 产量×霜前花率Yield × pre-frost yielding rate (Y×PFR) | 0.63±0.15 a | -0.16±0.44 b | -0.73±0.23 b | | 产量×纤维长度Yield × fiber length (Y×LEN) | 0.66±0.18 a | -0.14±0.40 b | -0.79±0.17 b | | 产量×比强度Yield × fiber strength (Y×STR) | 0.40±0.21 a | -0.15±0.39 ab | -0.44±0.28 b | | 产量×马克隆值Yield × micronaire [Y×MIC(~1)] | 0.69±0.16 a | -0.03±0.31 b | -0.89±0.20 c | | 产量×枯萎病指数 Yield × fusarirum wilt index [Y×FWI(-1)] | 0.43±0.12 a | -1.86±0.15 b | 0.45±0.08 a | | 产量×黄萎病指数Yield × verticillium wilt index [Y×VWI(-1)] | 0.50±0.23 a | -0.92±0.30 b | -0.15±0.22 ab | | 品种理想指数 Cultivar superiority index (SI) | 0.55±0.10 a | -0.54±0.18 b | -0.43±0.11 b |
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