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. 2022 Aug 6;12(9):210. doi: 10.1007/s13205-022-03268-2

Fig. 1.

Fig. 1

Complete experimental design for each microalga (C. vulgaris, N. oculata, S. acutus, and S. obliquus). Each letter in the flasks indicates a different combination of nutrients (carbon, nitrogen, phosphorous) and concentrations (50, 100%)