Table 1.

Maximum growth rate and biomass specific penicillin production rate in 4 chemostats and 2 sub chemostats inoculated with degenerated culture of chemostat 4

Chemostat run	μmax in batch phase (h-1)	qp,max in chemostat phase (mmol Cmol-1 h-1)	qp at time of continued sub cultivation (mmol Cmol-1 h-1)
Chemostat 1	0.088	0.52	-
Chemostat 2	0.086	0.52	-
Chemostat 3	N.D.	0.52	-
Chemostat 4	0.089	0.54	-
Sub chemostat 4.1	0.109	0.11	0.04
Sub chemostat 4.2	0.112	0.10	0.04