Figure 4From: Harnessing the self-harvesting capability of benthic cyanobacteria for use in benthic photobioreactors Harvestable biomass of Phormidium autumnale (CAWBG26) after 36 days of growth during geometry and surface area optimization experiments. Values are mean ± standard error (n = 3), ** indicates highly statistical significance (P = 0.0003).Back to article page