Ecological Processes

Table 2 ANOVA results for the effects of treatment (T), steppe type (S), and year (Y) on community biomass and diversity in northern China

From: Divergent responses of plant biomass and diversity to short-term nitrogen and phosphorus addition in three types of steppe in Inner Mongolia, China

	Term	AGB		BGB		H		M_a
	Term	F	P	F	P	F	P	F	P
N addition	T	3.99	0.001	2.06	0.067	5.33	0.000	4.58	0.000
	Y	197.10	0.000	107.08	0.000	6.78	0.011	0.96	0.331
	S	99.16	0.000	39.33	0.000	94.96	0.000	172.72	0.000
	T × Y	2.78	0.016	0.95	0.462	0.78	0.589	2.43	0.032
	T × S	1.10	0.368	0.66	0.781	2.36	0.012	1.43	0.170
	Y × S	40.74	0.000	0.07	0.935	15.77	0.000	11.05	0.000
	T × Y × S	1.14	0.342	0.27	0.992	0.47	0.929	1.07	0.395
P addition	T	9.08	0.000	2.56	0.025	7.92	0.000	7.19	0.000
	Y	159.21	0.000	171.07	0.000	103.75	0.000	28.35	0.000
	S	159.47	0.000	64.16	0.000	100.42	0.000	258.51	0.000
	T × Y	2.54	0.026	2.49	0.029	1.06	0.392	1.04	0.407
	T × S	3.50	0.000	1.84	0.054	1.73	0.075	1.37	0.194
	Y × S	32.29	0.000	13.25	0.000	1.76	0.178	2.11	0.127
	T × Y × S	1.04	0.418	1.17	0.317	1.25	0.266	1.77	0.067

Bold font indicates a significant result (P < 0.05)

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