Table 1.

Properties of soil and root meta co-occurrence networks

Community	aOTUs		bConnections			cConnectivity	dKeystone		ecsOTUs
	Bacteria	Fungi	Bac-Bac	Fun-Fun	Bac-Fun	Network wide	Bacteria	Fungi	Bacteria	Fungi
Soil	1197	747	1904	1111	2270	5.4	10	9	51 (0)	69 (0)
Root	688	239	855	159	434	3.1	9	0	57 (5)	33 (0)

^aNumber of network nodes

^bNumber of network edges

^cMean number of connections per node

^dNumber of keystone OTUs

^eNumber of cropping sensitive OTUs present in the network (number of keystone OTUs therein)