Figure 7

Scanning electron micrograph of a syntrophic co-culture of G. metallireducens (rods) and M. barkeri (spheres) with the BEC biochar.
The white arrow points to the representative cells.
Scanning electron micrograph of a syntrophic co-culture of G. metallireducens (rods) and M. barkeri (spheres) with the BEC biochar.
The white arrow points to the representative cells.