Table 2.

Comparison of DHA production by repeated fed-batch culture using different medium replacement ratios

Replacement ratio (%)	Cycle	Fermentation time (h)	Dry cell weight (g/L)	DHA (g/L)	DHA productivity (mg/L/h)
90a	Cycle 2	120	43.57 ± 1.37	5.14 ± 0.04	42.84 ± 0.30
80	Cycle 2	120	45.84 ± 0.52	5.43 ± 0.02	45.28 ± 0.13
70	Cycle 2	120	41.24 ± 0.78	4.34 ± 0.15	36.13 ± 1.29

^aThe results were from Table 1