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. 2012 Aug;2(8):608–615. doi: 10.1016/S2221-1691(12)60106-3

Figure 1. Color of aqueous extracts of the different microalgae under investigation.

Figure 1.

1. Nostoc muscorum; 2. Anabaena flous-aquae; 3. Chlorella vulgaris; 4. Oscillatoria sp.; 5. Spirulina platensis; 6.Anabaena oryzae; 7. Wollea saccata; 8. Nostoc humifusum; 9. Phormedium fragile