以六倍体(AnAnCnCnCoCo)为桥梁创制抗旱新型甘蓝型油菜(AnArCnCo)
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万华方,魏帅,冯宇霞,钱伟
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Creating a New-Type Brassica napus (AnArCnCo) with High Drought-resistance Employing Hexaploid (AnAnCnCnCoCo) as a Bridge
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WAN HuaFang,WEI Shuai,FENG YuXia,QIAN Wei
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表2 模拟干旱相关指标的主成分分析
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Table 2 Principal component analysis on drought-resistance-related indicators on rapeseed
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主成分 Principal component | 类别 Category | 特征值 Eigen value | 贡献率Contribution ratio (%) | 累计贡献率Accumulated contribution ratio (%) | 抗旱指标特征向量Eigen vector of measured indicators | 萌发抗旱指数DRI | 相对萌发率RGR | 相对萌发势RSP | 相对根长RRL | 相对胚轴长RSL | PC1 | 新型甘蓝型油菜 New-type B. napus | 2.431 | 48.620 | 48.620 | 0.416 | 0.597 | 0.589 | -0.024 | 0.350 | PC2 | 新型甘蓝型油菜 New-type B. napus | 1.774 | 35.470 | 84.090 | 0.332 | -0.224 | -0.274 | 0.720 | 0.497 | PC3 | 新型甘蓝型油菜 New-type B. napus | 0.597 | 11.930 | 96.020 | -0.784 | 0.083 | 0.110 | 0.011 | 0.605 | PC1 | 白菜型油菜 B. rapa | 3.580 | 71.610 | 71.600 | 0.459 | 0.512 | 0.520 | 0.468 | 0.194 | PC2 | 白菜型油菜 B. rapa | 0.950 | 19.010 | 90.600 | -0.313 | 0.08 | -0.073 | -0.038 | 0.946 | PC3 | 白菜型油菜 B. rapa | 0.320 | 6.430 | 97.000 | 0.599 | -0.001 | 0.103 | -0.775 | 0.175 |
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