Table 5.

Topological properties of molecular ecological networks of phosphorus cycling microbial functional genes in three studied stands.

Topological properties	PM	EF	PM/EF
Nodes	41	34	41
Total links	112	103	179
Positive links	103	101	177
Negative links	9	2	2
Mean degree	6.059	5.463	8.732
Mean clustering coefficient	0.420	0.510	0.520
Mean path distance	2.424	2.140	2.864
Modularity	0.281	0.220	0.340

PM, Pinus massoniana; EF, Erythrophleum fordii.