不同磷效率大豆农艺性状与磷/铁利用率对磷素的响应

赵婧, 孟凡钢, 于德彬, 邱强, 张鸣浩, 饶德民, 丛博韬, 张伟, 闫晓艳

Response of agronomic traits and P/Fe utilization efficiency to P application with different P efficiency in soybean

ZHAO Jing, MENG Fan-Gang, YU De-Bin, QIU Qiang, ZHANG Ming-Hao, RAO De-Min, CONG Bo-Tao, ZHANG Wei, YAN Xiao-Yan

表2 不同磷:铁比条件下大豆光合叶绿素荧光参数与磷、铁性状的典型相关性分析

Table 2 Canonical correlation analysis of photosynthetic chlorophyll parameters with P and Fe traits under different P:Fe ratios in soybean

基因型 Genotype 典型相关系数 Canonical correlation coefficient P值P-value 典型向量 Canonical variables 磷高效基因型 P-efficient genotypes 0.92 0.0145 UE = - 0.1774X1 + 0.3527X2 - 0.5376X3 + 0.6918X4 - 0.8259X5 + 1.6345X6 + 0.3873X7 - 0.5418X8 - 0.3599X9 + 0.0221X10 - 0.7607X11 + 0.8133X12 - 0.0339X13 VE = 0.4051Y1 + 0.6116Y2 - 0.4141Y3 + 0.2499Y4 - 0.3933Y5 + 0.3567Y6 磷低效基因型 P-inefficient genotypes 0.98 0.0059 UIE = 0.7518X1 - 0.2609X2 - 0.2263X3 - 0.4150X4 - 0.5712X5 + 0.4853X6 - 0.4017X7 + 0.8477X8 + 0.3437X9 + 0.2264X10 - 0.1210X11 - 0.2134X12 + 0.0590X13 VIE = 0.5590Y1 - 0.6724Y2 + 0.0917Y3 - 0.6286Y4 - 0.7682Y5 + 0.6182Y6