442份青稞种质资源农艺性状遗传多样性分析与优异种质筛选
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周佳浩, 王燕, 杨明奇, 谢润东, 姚有华, 吴昆仑, 姚晓华
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Genetic Diversity Analysis of Agronomic Traits and Screening of Elite Germplasm in 442 Highland Barley Germplasm Resources
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Zhou Jiahao, Wang Yan, Yang Mingqi, Xie Rundong, Yao Youhua, Wu Kunlun, Yao Xiaohua
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表3 青稞种质资源各性状的相关性分析
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Table 3 Correlation analysis of different characteristics of highland barley germplasm resources
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性状 Trait | 籽粒 面积 Grain area | 粒长 Grain length | 粒宽 Grain width | 籽粒直径 Grain diameter | 籽粒圆度 Grain roundness | 粒厚 Grain thickness | 千粒重 1000- grain weight | 籽粒 硬度 Grain hardness | 株高 Plant height | 穗下节间长 Internode length below ear | 穗长 Spike length | 芒长 Awn length | | 籽粒面积Grain area | 1.000 | | | | | | | | | | | | | 粒长Grain length | 0.800** | 1.000 | | | | | | | | | | | | 粒宽Grain width | 0.770** | 0.260** | 1.000 | | | | | | | | | | | 籽粒直径Grain diameter | 0.999** | 0.795** | 0.776** | 1.000 | | | | | | | | | | 籽粒圆度Grain roundness | -0.066 | -0.631** | 0.573** | -0.057 | 1.000 | | | | | | | | | 粒厚Grain thickness | 0.550** | 0.138** | 0.792** | 0.557** | 0.526** | 1.000 | | | | | | | | 千粒重1000-grain weight | 0.711** | 0.408** | 0.726** | 0.714** | 0.242** | 0.710** | 1.000 | | | | | | | 籽粒硬度Grain hardness | 0.136** | 0.118* | 0.094* | 0.136** | -0.005 | 0.188** | 0.281** | 1.000 | | | | | | 株高Plant height | -0.042 | 0.009 | -0.076 | -0.042 | -0.066 | 0.058 | 0.059 | 0.151** | 1.000 | | | | 穗下节间长 Internode length below ear | 0.140**
| 0.144**
| 0.055
| 0.138**
| -0.085
| 0.117*
| 0.165**
| 0.113*
| 0.522**
| 1.000
| | | | 穗长Spike length | 0.150** | 0.286** | -0.062 | 0.149** | -0.291** | -0.039 | 0.075 | 0.116* | 0.154** | 0.106* | 1.000 | | | 芒长Awn length | 0.311** | 0.266** | 0.213** | 0.317** | -0.053 | 0.140** | 0.253** | -0.017 | -0.020 | -0.023 | 0.023 | 1.000 |
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