Effects of tree species and topography on soil and microbial biomass stoichiometry in Funiu Mountain, China

Tian, Yaowu; Qiao, Dong; Xu, Shaojun; Wang, Ning

doi:10.1186/s12898-020-00332-4

BMC Ecology

Table 3 Effect of tree species, topography and their combined effect on the C, N and P content in soil and microbial biomass and their ecological stoichiometry

From: Effects of tree species and topography on soil and microbial biomass stoichiometry in Funiu Mountain, China

Soil layer	Component	Tree species		Slope aspect		Slope position		Vegetation * aspect		Vegetation * slope position		P × A		V × P×A
Soil layer	Component	F	P	F	P	F	P	F	P	F	P	F	P	F	P
0–10	C	78.983	0.000	22.67	0.000	9.365	0.000	13.275	0.000	17.741	0.000	0.511	0.927	0.885	0.898
	N	66.782	0.000	14.249	0.001	5.365	0.011	7.726	0.002	8.879	0.004	0.509	0.943	0.786	0.789
	P	25.556	0.000	9.397	0.008	0.128	0.99	2.231	0.227	2.289	0.183	1.211	0.479	0.595	0.911
	C:N	9.98	0.003	1.399	0.408	1.781	0.324	1.402	0.414	2.521	0.144	2.443	0.17	0.524	0.978
	C:P	88.235	0.000	17.848	0.000	15.523	0.000	10.203	0.000	17.909	0.000	0.95	0.707	1.211	0.804
	N:P	75.354	0.000	10.502	0.003	6.923	0.012	7.604	0.01	8.379	0.007	0.745	0.827	1.23	0.794
	MBC	55.698	0.000	14.239	0.001	15.115	0.000	9.345	0.003	11.204	0.000	0.523	0.997	0.813	0.734
	MBN	29.358	0.000	8.978	0.014	5.324	0.03	3.88	0.044	5.244	0.018	0.503	0.979	0.58	0.944
	MBP	56.234	0.000	18.209	0.000	4.173	0.041	13.91	0.000	2.31	0.087	0.649	0.71	0.68	0.839
	MBC:MBN	5.632	0.003	1.227	0.398	0.078	0.785	1.651	0.328	0.279	0.928	0.705	0.874	1.595	0.344
	MBC:MBP	3.139	0.018	0.514	0.908	1.114	0.231	8.309	0.007	0.609	0.899	0.581	0.809	3.703	0.07
	MBN:MBP	2.472	0.097	0.521	0.982	0.423	0.685	1.68	0.413	0.609	0.936	0.551	0.827	2.844	0.108
10–20	C	77.862	0.000	12.923	0.009	44.521	0.000	4.204	0.038	28.229	0.000	0.586	0.773	1.823	0.282
	N	68.256	0.000	8.27	0.023	33.657	0.000	2.775	0.117	18.42	0.000	1.784	0.283	4.886	0.018*
	P	9.9654	0.000	1.918	0.24	0.321	0.985	1.389	0.419	1.576	0.377	0.579	0.787	0.629	0.883
	C:N	4.258	0.017	0.783	0.797	0.072	0.82	0.8	0.743	0.91	0.889	0.942	0.71	2.715	0.121
	C:P	87.356	0.000	4.548	0.04	25.525	0.000	2.651	0.128	19.33	0.000	0.526	0.878	1.403	0.413
	N:P	69.354	0.000	3.429	0.094	18.365	0.000	1.88	0.288	12.602	0.000	0.905	0.729	3.981	0.04
	MBC	54.356	0.000	2.277	0.218	21.328	0.000	0.839	0.718	17.736	0.000	0.576	0.999	0.579	0.932
	MBN	34.526	0.000	0.749	0.82	6.68	0.023	0.703	0.819	4.31	0.037	0.551	0.827	0.85	0.709
	MBP	33.354	0.000	2.573	0.179	3.356	0.124	2.419	0.179	1.389	0.708	0.624	0.728	0.631	0.879
	MBC:MBN	7.824	0.007	1.509	0.321	0.965	0.651	1.34	0.44	1.581	0.612	0.73	0.837	1.731	0.302
	MBC:MBP	4.412	0.042	1.307	0.441	0.058	0.985	4.21	0.032	1.398	0.717	0.615	0.738	0.716	0.808
	MBN:MBP	1.238	0.174	1.333	0.439	0.005	0.985	5.285	0.013	1.286	0.483	0.505	0.98	0.733	0.797

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