In this study, the biofilm structure and its bacterial composition varied during the bioreactor operation (Fig. 2a, b), displaying heterogenic channelled forms (the water-channel model) as described by Beer and Stoodley (20).
In this study, the biofilm structure and its bacterialcomposition varied during the bioreactor operation (Fig. 2a,b), displaying heterogenic channelled forms (the water-channelmodel) as described by Beer and Stoodley (20).