Table 3.

Correlation between microbial communities and environmental factors.

Environment factors	Bacteria		Fungi
	R	p	R	p
pH	0.2280	0.022*	0.3113	0.012*
SOM	0.2119	0.023*	0.3233	0.003**
N	-0.0871	0.669	0.0077	0.347
P	0.1904	0.070	-0.1594	0.908

Correlations between microbial communities and environmental factors were calculated using the Mantel test based on the Bray–Curtis distance algorithm (999 permutations). The degree of correlation is shown as the R and p-value. Significance level: ^∗p ≤ 0.05; ^∗∗p ≤ 0.01.