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5 磷低效基因型单株粒重与各性状间的通径分析

Table 5 Path analysis between grain weight per plant and all traits of P-inefficient soybean genotypes

变量 Variable 直接通径系数 Direct path coefficient →X1 →X2 →X4 →X6 →X10 →X12 →Y2 X1 0.2277 0.1770 0.2169 -0.2246 -0.0942 0.1118 0.0425 X2 -0.4223 0.0954 0.1693 -0.1133 0.0647 -0.1678 0.0080 X4 0.3424 0.1442 -0.2088 -0.1718 -0.1147 0.1520 0.0236 X6 -0.4367 0.1171 -0.1096 0.1347 0.0029 -0.0101 0.0182 X10 -0.4472 0.0479 0.0610 0.0878 0.0029 0.4820 0.0480 X12 0.7848 0.0324 0.0903 0.0663 0.0056 -0.2746 0.0470 Y2 -0.1587 -0.0610 0.0214 -0.0509 0.0501 0.1354 -0.2326