Table 2.

Mantel test results indicating correlations between soil physicochemical properties, and bacterial and fungal molecular ecological networks in agricultural (AL) and rehabilitated lands (RL) of the Chinese Loess Plateau.

	Bacteria				Fungi
	AL		RL		AL		RL
	r	p	r	p	r	p	r	p
pH	0.010	0.269	0.015	0.125	0.017	0.278	0.071	0.121
a TOC	0.005	0.382	0.034	0.039	0.026	0.181	0.068	0.114
TN	0.006	0.371	0.082	0.001	0.005	0.388	0.080	0.120
TP	−0.001	0.494	0.003	0.385	−0.038	0.881	0.112	0.052
Moisture	−0.015	0.775	−0.016	0.831	−0.011	0.610	0.047	0.146
SC	0.009	0.273	0.033	0.997	0.076	0.018	0.000	0.370
NO3	0.103	0.001	−0.033	0.994	−0.016	0.631	−0.049	0.903
NH4	0.041	0.023	0.068	0.001	−0.045	0.897	0.035	0.232
AP	0.052	0.004	0.047	0.005	0.023	0.230	0.017	0.264
DOC	0.006	0.301	0.007	0.002	0.005	0.381	0.052	0.142
MBC	−0.027	0.937	0.081	0.001	−0.035	0.850	0.021	0.241
Altitude	0.325	0.211	0.314	0.240	0.341	0.193	0.329	0.224
Plant type	0.355	0.153	0.345	0.194	0.369	0.124	0.355	0.172

^a Abbreviations: AP, available phosphorus; DOC, dissolved organic carbon; MBC, microbial biomass carbon; SC, salt content; TOC, total organic carbon; TN, total nitrogen; TP, total phosphorus. Bold numbers show those with p values < 0.05.