Fig. 5From: Lipid productivity in limnetic Chlorella is doubled by seawater added with anaerobically digested effluent from kitchen wasteSettling efficiency of Chlorella sorokiniana SDEC-18 in BG11, and in seawater with 0 and 3% anaerobically digested effluent from kitchen waste after 10-day cultivation. a Settling efficiency. b Smearing phenotype in centrifuge bottle. c Appearance of flocs in algal cultures. Scale bar, 20 μmBack to article page