玉米自交系气生根性状与抗倒伏性的相关性及通径分析

王静, 王志红, 侯现军, 艾振光, 闫丽慧, 王昌亮, 张国合, 常建智

Correlation and Path Analysis of Aerial Root Traits and Lodging Resistance in Maize Inbred Lines

Wang Jing, Wang Zhihong, Hou Xianjun, Ai Zhenguang, Yan Lihui, Wang Changliang, Zhang Guohe, Chang Jianzhi

表4 玉米主要气生根性状对茎秆抗推力的通径系数

Table 4 Pathway coefficient of main aerial root traits to stalk anti-thrust in maize

性状 Trait 直接通径系数 Direct path coefficient 间接通径系数Indirect path coefficient X2-Y X6-Y X4-Y X3-Y X2 0.188 0.012 0.022 0.017 X6 0.292 0.019 0.190 0.154 X4 0.458 0.042 0.297 0.317 X3 0.149 0.007 0.079 0.103