Fig. 3From: The succession pattern of soil microbial communities and its relationship with tobacco bacterial wiltNetwork interactions of the only OTUs of Gp4 and Pseudomonas in Control (a), MR (b), LR (c) and TR (d). Each node signifies an OTU which could correspond to a microbial population. Colors of the nodes indicate different major phylum. A blue line indicates a positive interaction between 2 individual nodes, while a red line indicates a negative interactionBack to article page