三种外源植物生长调节物质对玉米幼苗耐寒性的影响
金梓浩, 赵文清, 王芳, 王威, 彭云玲, 常芳国

Effects of Three Exogenous Plant Growth Regulators on the Cold Tolerance of Maize Seedlings
Jin Zihao, Zhao Wenqing, Wang Fang, Wang Wei, Peng Yunling, Chang Fangguo
表5 各处理的主成分得分(F)、权重(IW)和综合评价值(D
Table 5 Principal component scores (F), weight (IW), comprehensive evaluation values (D)
外源物质Exogenous substance 处理Treatment 主成分得分F (1) 主成分得分F (2) 综合评价值D 排名Ranking
5-ALA NT 1.443 -2.542 0.2475 4
H0 -3.799 0.055 -2.6428 7
H1 -1.457 0.349 -0.9152 6
H2 0.013 0.394 0.1273 5
H3 1.448 1.281 1.3979 2
H4 3.120 1.794 2.7222 1
H5 1.443 -2.542 0.5932 3
权重 0.700 0.300
MeJA NT 1.158 -2.526 0.0528 3
H0 -3.409 0.279 -2.3026 7
H1 0.445 -0.151 0.2662 4
H2 2.746 1.051 2.2375 1
H3 1.074 0.426 0.8796 2
H4 -0.557 0.138 -0.3485 5
H5 -1.782 -0.383 -1.3623 6
权重 0.776 0.224
SL NT 1.098 -2.524 0.0114 4
H0 -4.065 0.289 -2.7588 7
H1 -1.862 0.360 -1.1954 6
H2 -1.196 1.007 -0.5351 5
H3 0.508 1.617 0.8407 2
H4 3.572 1.686 3.0062 1
H5 0.647 0.566 0.6227 3
权重 0.751 0.249