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Table 1 The conditions used in the two-stage C. vulgaris cultivation experiments

From: Two-stage mixotrophic cultivation for enhancing the biomass and lipid productivity of Chlorella vulgaris

Group Phase I (0–9 days) Phase II (10–18 days)
NaE concentration (g L−1) Aerationa medium Nutrientb added on day 4 (mL) Added carbon source Aerationa medium Nutrientb added on day 9 (mL)
MX 8 Air 6 10% CO2 (v/v) 30
MX-N 8 Air 6 10% CO2 (v/v) 0
MX-C 8 Air 6 Air 30
PA 0 10% CO2 (v/v) 6 10% CO2 (v/v) 0
  1. –, no action
  2. aUsing a flow rate of 60 mL min−1
  3. bNaNO3 of concentration 250 g L−1