藜麦主要农艺性状与单株产量的相关和通径分析
王艳青,李勇军,李春花,卢文洁,孙道旺,尹桂芳,洪波,王莉花

Correlation and Path Analysis of the Main Agronomic Traits and Yield per Plant of Quinoa
Yanqing Wang,Yongjun Li,Chunhua Li,Wenjie Lu,Daowang Sun,Guifang Yin,Bo Hong,Lihua Wang
表6 藜麦单株产量和7个农艺性状的多元线性逐步回归分析系数
Table 6 Multiple linear stepwise regression analysis coefficient for yield per plant and 7 agronomic traits in quinoa
模型Model 非标准化系数Non-standardized coefficient 标准系数
Standard coefficient
t Sig.
B 标准误差Standard error
1 常量Constant -76.082 17.923 - -4.245 0.000
株高Plant height (X2) 1.234 0.146 0.670 8.470 0.000
2 常量Constant -102.340 20.748 - -4.933 0.000
株高Plant height (X2) 1.040 0.164 0.565 6.328 0.000
茎粗Stem diameter (X3) 3.257 1.386 0.210 2.349 0.021