TABLE 7.

Kinetic and growth parameters of various species of cellulolytic bacteria determined in continuous cultures^a

Bacterial strain	Substrate	k (h−1)	m (mmol of hexose eq [g of cells]−1 h−1)	YX/Smax (g of cells [mol of hexose eq]−1	Reference
Clostridium cellulolyticum ATCC 35319	MN301	0.05	0.9	50.5	This study
	Cellobiose		0.9b	36.2b	25
C. thermocellum ATCC 27405	Avicel	0.17b	ND	24.3b	37
Fibrobacter succinogenes S85	Sigmacell 20	0.09c	0.3bc	56.7b	73
Ruminococcus albus 7	Avicel	0.05	0.6b	20.1b	47
R. flavefaciens FD1	Sigmacell 20	0.11	0.4b	38.9b	75

^ak is the rate constant of cellulose degradation; m is the growth maintenance coefficient; Y_X/S^max is the true growth yield. ND, not determined. 

^bCalculated from previously reported data. 

^cAverage of previously reported data.