Table 4. Measurements of soil indicators at each study site.

Indicators	VC	FB	TB	SS	AS	NF	CV (%)
BD (g cm−3)	1.09 ± 0.14bc	1.35 ± 0.02a	1.07 ± 0.05bc	1.12 ± 0.09b	1.54 ± 0.11a	0.87 ± 0.19c	20.61
WAT (%)	37.24 ± 6.07ab	19.80 ± 1.12cd	35.27 ± 6.71ab	29.82 ± 0.79bc	8.60 ± 1.24d	46.66 ± 15.27a	47.78
POR (%)	58.94 ± 5.26ab	48.99 ± 0.82c	59.73 ± 1.69ab	57.85 ± 3.18b	41.81 ± 4.25c	67.11 ± 7.55a	16.46
SOM (g kg−1)	23.73 ± 0.62b	12.13 ± 0.25c	27.91 ± 0.71a	10.45 ± 0.24d	6.36 ± 0.46e	27.09 ± 0.35a	49.19
TN (g kg−1)	1.72 ± 0.03c	1.08 ± 0.05d	2.70 ± 0.21a	1.08 ± 0.10d	1.11 ± 0.09d	2.18 ± 0.28b	39.83
AN (mg kg−1)	94.30 ± 8.08b	20.09 ± 0.48d	111.28 ± 0.39a	30.90 ± 2.37c	10.66 ± 0.57e	115.72 ± 0.47a	71.33
TK (g kg−1)	18.76 ± 0.34c	19.54 ± 0.31b	19.80 ± 0.25b	17.01 ± 0.57d	28.11 ± 0.37a	15.20 ± 0.22e	21.24
AK (mg kg−1)	405.76 ± 18.14a	176.99 ± 5.35e	266.22 ± 8.86c	83.22 ± 1.73f	219.74 ± 18.93d	290.47 ± 12.59b	42.91
pH	6.34 ± 0.49b	6.81 ± 0.09a	6.03 ± 0.20b	6.12 ± 0.17b	7.06 ± 0.09a	4.84 ± 0.06c	12.21
URE (mg g−1 d−1)	1.42 ± 0.10a	0.26 ± 0.02d	1.19 ± 0.01b	0.27 ± 0.003d	0.12 ± 0.02e	0.41 ± 0.02c	84.35
CAT (mL g−1)	6.65 ± 0.06b	6.40 ± 0.04c	6.98 ± 0.07a	6.78 ± 0.12b	4.21 ± 0.01d	3.40 ± 0.09e	25.05
INV (mg g−1 d−1)	22.30 ± 0.25c	47.29 ± 2.45b	59.54 ± 0.25a	49.37 ± 1.59b	9.58 ± 0.02d	10.29 ± 1.12d	61.75
PPO (mg g−1 d−1)	54.16 ± 0.21b	44.61 ± 3.25c	33.41 ± 0.73d	61.18 ± 5.14a	17.06 ± 0.05e	21.39 ± 0.50e	43.50
MBC (mg kg−1)	232.65 ± 10.64c	184.89 ± 12.01d	408.55 ± 8.55b	195.21 ± 4.93cd	377.69 ± 38.39b	455.69 ± 29.69a	36.50
MBN (mg kg−1)	5.16 ± 0.09e	6.01 ± 1.72e	18.85 ± 0.05c	21.93 ± 2.26b	44.21 ± 1.10a	9.77 ± 0.79d	78.39
MBP (mg kg−1)	16.43 ± 0.48a	4.40 ± 0.14d	10.70 ± 0.43c	13.74 ± 0.85b	16.37 ± 1.23a	5.00 ± 0.33d	45.90

Note:

Abbreviations for soil indicators and ecological restoration techniques are shown in Tables 2 and 3, different letters refer to significant differences at 0.05 level.