TABLE 2.

Dependence of CFU on direct cell counts in microcosm C

Treatment	r2	Pa
B	0.0003	NS
C	0.68	<0.001
CFV	0.66	<0.001
F	0.244	<0.05
GNP	0.50	<0.001
T	0.30	<0.05
TM	0.0048	NS
V	0.008	NS
GNPFV	0.82	<0.001

^aThat is, the significance of linear regression. P < 0.005, significant; P < 0.001, highly significant; P > 0.05, not significant (NS).