Fig. 5From: Seaweed-based alginate/hydroxyapatite composite for the effective removal of bacteria, cyanobacteria, algae, and crystal violet from waterTime-dependent variations in Chl. a concentration of (a) Chlorella sp. and (b) Chroococcus sp. after treatment with 1% w/v of zinc alginate/ nanohydroxyapatite beads in relation to the untreated controlBack to article page