TABLE 1.

Properties of bacterial and fungal co-occurrence networks in different fertilization regimes.

	OTUs		Connections						Connectivity	Keystones		asOTUs
	B	F	B-B		F-F		B-F			B	F	B	F
			+	–	+	–	+	–
CK	2785	444	38532	11107	3280	265	9232	4245	31.62	31	1	822	108
NPK	2680	343	17238	8654	303	36	2146	975	13.02	30	1	446	35
NPKM	2562	326	6893	8264	494	130	2673	2072	13.83	27	2	605	105

B, bacteria; F, fungi; +, positive; –, negative.