Table 2.

Pearson correlations of physiological indices of denitrifiers. Asterisks indicate the level of significance as follows: ∗p < 0.05, ∗∗p < 0.01.

	ROS	LDH	SOD	MDH	NADH	ATP	ETSA	NIR	EPS
ROS	1
LDH	0.91∗∗	1
SOD	0.78∗	0.824∗	1
MDH	0.39	0.69	0.53	1
NADH	0.39	0.71	0.51	0.83∗	1
ATP	0.49	0.77∗	0.62	0.92∗∗	0.91∗∗	1
ETSA	0.61	0.87∗	0.78∗	0.89∗∗	0.92∗∗	0.94∗∗	1
NIR	0.29	0.63	0.36	0.86∗	0.98∗∗	0.92∗∗	0.86∗	1
EPS	0.36	0.58	0.27	0.55	0.57	0.43	0.55	0.55	1