Table 2.

PCA score coefficient matrix of harvest area and P. crispus area.

Harvest area		P. crispus area
Items	Fh	Items	Fp
TP	0.22	TP	0.26
DTP	0.20	DTP	0.25
PP	0.19	PP	0.21
SRP	0.20	SRP	0.20
DO	− 0.15	DOP	0.22
pH	0.19