Table 3. The dependence of height growth rate (HGR) and specific leaf area (SLA) on origin, N addition, P addition and soil sterilization and their interactions in ANOVAs.

		HGR		SLA
Effect	DF	F	P	F	P
Origin	1,6	33.78	0.0011	3.70	0.1026
N	1,233	0.02	0.8999	5.67	0.0181
P	1,233	5.94	0.0156	4.65	0.0322
Sterilization	1,233	146.88	<0.0001	150.86	<0.0001
Origin×N	1,6	2.91	0.1388	0.52	0.4979
Origin×P	1,6	12.36	0.0126	0.74	0.4218
Origin×Sterilization	1,6	27.72	0.0019	2.44	0.1691
N×P	1,233	0.34	0.5618	0.02	0.8884
N×Sterilization	1,233	1.11	0.2940	1.05	0.3074
P×Sterilization	1,233	0.82	0.3664	1.55	0.2145
Origin×N×P	1,6	0.09	0.7728	8.51	0.0267
Origin×N×Sterilization	1,6	0.35	0.5749	1.01	0.3528
Origin×P×Sterilization	1,6	1.03	0.3494	0.02	0.8811
N×P×Sterilization	1,233	0.18	0.6687	3.03	0.0832
Origin×N×P×Sterilization	1,6	0.04	0.8530	0.01	0.9739

Significant results shown in bold.