Table 2.

Mantel test correlations between bacteria community structure and soil physicochemical properties.

Soil	r	p
pH	0.343	0.007 *
EC	0.173	0.092
NO-3	0.169	0.057
NH + 4	0.254	0.013 *
AP	0.023	0.429
AK	0.005	0.459
SOM	−0.026	0.620
TN	0.128	0.094
C/N	0.027	0.365

Only significant correlations (^*p < 0.05) were shown in bold number. TN, soil total nitrogen; AP, available phosphorus; AK, available potassium; and SOM, soil organic matter.