Table 2. Summary of p-values resulting from mixed-effect model analyses for potential enzyme activities assayed at 15 °C.

Independent variables	BG	CB	XYL	AG	NAG	LAP	PHOS
Fert	0.342	0.10	0.103	0.006	0.887	0.316	0.007
Profile	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001
Site	0.736	0.217	0.884	0.287	0.586	0.751	0.074
Fert×Profile	0.277	0.613	0.572	0.482	0.898	0.664	0.376
Fert×Site	0.008	0.571	0.613	0.920	0.511	0.758	0.839
Profile×Site	0.859	0.341	0.364	0.217	0.209	0.856	0.824
Fert×Profile×Site	0.178	0.211	0.797	0.767	0.326	0.804	0.387

Fert and Profile represent fertilization and soil profile, respectively.

The p-values equal to or less than 0.10 are shown bold.