Table 3.

Basic chemical properties of the soil samples.

Sample point	pH	TN (g·kg−1)	TP (g·kg−1)	Available K (mg·kg−1)	TOC (g·kg−1)	MBC (mg·kg−1)	DOC (mg·kg−1)
Y-1	6.34	0.03	0.09	0.51	2.64	16.28	81.10
Y-4	6.33	0.05	0.19	0.30	2.77	42.09	68.45
Y-10	6.57	0.02	0.21	0.25	4.45	19.64	61.25
Y-15	6.65	0.02	0.48	0.21	4.52	59.45	56.08
Y-20	7.05	0.03	0.05	0.61	4.45	92.70	69.43