(Constant)

0.623

0.041

15.347

0.000

基质硫X11

0.170

0.063

0.246

2.695

0.008

总硫XS

−0.169

0.024

−0.636

−6.963

0.000

(Constant)

0.549

0.059

9.280

0.000

肥料铁X12

−0.113

0.043

−0.547

−2.614

0.018

总铁XFe

1.280E−03

0.010

0.028

0.132

0.897