以六倍体(AnAnCnCnCoCo)为桥梁创制抗旱新型甘蓝型油菜(AnArCnCo
万华方,魏帅,冯宇霞,钱伟

Creating a New-Type Brassica napus (AnArCnCo) with High Drought-resistance Employing Hexaploid (AnAnCnCnCoCo) as a Bridge
WAN HuaFang,WEI Shuai,FENG YuXia,QIAN Wei
表2 模拟干旱相关指标的主成分分析
Table 2 Principal component analysis on drought-resistance-related indicators on rapeseed
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