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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