TABLE 1.

Growth parameters of selected NOB cultures

Organism (temp [°C])	Generation time (g)j	Max cell sp act (k)k	Growth yield
			Protein (Yp)l	Cells (Yc)m
Nitrobacter vulgarisa (28)	13 (12)d	13.1	0.099	10.32
Nitrobacter hamburgensisa (28)	43 (40, 63–84)e	2.9 (3.7–7.4, 1.0–3.3)c,f	0.108	9.95
Nitrobacter winogradskyia (28)	26 (8–14, 41–87)g	2.5 (1.9–3.7, 12)h	0.083	10.26
“Ca. Nitrospira defluvii”a (28)	37	2.8	0.122	9.93
Nitrospira moscoviensisa (37)	32 (12)i	0.6	0.213 (0.120)i	10.55
Nitrospira strain BS10a (28)	37	2.1	0.142	10.4
“Ca. Nitrotoga arctica”b (17)	44	2	0.102	10.14

^aPure culture.

^bEnrichment culture.

^cMixed culture.

^dValue in parentheses is from reference 36.

^eValues in parentheses are from references 35 and 45, respectively.

^fValues in parentheses are from references 45 and 46, respectively.

^gValues in parentheses are from references 45 and 72, respectively.

^hValues in parentheses are from references 45 and 73, respectively.

ⁱValue in parentheses is from reference 14.

^jIn hours.

^kIn femtomoles of NO₂⁻ per cell per hour.

^lIn mg of protein per millimole of nitrite.

^mLog number of cells per millimole of nitrite.