Fig. 2.
Abundance of the B-lineage of the genus Polynucleobacter (P. difficilis and P. acidiphobus), P. necessarius and the entire Polynucleobacter genus as detected by respective FISH probes along the pH gradient of the 72 investigated habitats.
Abundance of the B-lineage of the genus Polynucleobacter (P. difficilis and P. acidiphobus), P. necessarius and the entire Polynucleobacter genus as detected by respective FISH probes along the pH gradient of the 72 investigated habitats.