生长发育

检测指标

影响因子

肥料氮X₄

肥料磷X₅

肥料钾X₆

单株叶片Y₁

$\text{248}.\text{582}-\text{1}0\text{4}.{\text{82X}}_{\text{4}}+\text{12}.{\text{8234X}}_4^2$

$\text{248}.\text{582}-\text{93}.{\text{977X}}_{\text{5}}+\text{1}0.\text{3}0{\text{75X}}_5^2$

$\text{248}.\text{582}-\text{82}.{\text{899X}}_{\text{6}}+\text{8}.0\text{2}0{\text{8X}}_6^2$