Table 3.

Regression weights of the variables fitted in the NMDS analysis in Figure 3c.

Category	Variable	NMDS1	NMDS2	r2	P
Trophic type	Animal parasite	−0.710	−0.704	0.089	0.313
	Plant pathogen	−0.587	−0.809	0.033	0.628
	Mycoparasite	−0.666	−0.746	0.090	0.287
	Sapro Brown rot	0.312	0.950	0.025	0.679
	Sapro Filamentous	0.287	−0.958	0.445	0.002
	Sapro White rot	−0.907	−0.422	0.103	0.263
	Sapro Yeast	−0.930	−0.368	0.023	0.751
	Arbuscular mycorrhiza	−0.481	−0.877	0.019	0.803
	Ectomycorrhiza	0.163	0.987	0.587	0.001
Soil and environmental variables	Soil bulk density	0.47735	0.87871	0.0891	0.317
	% Stones	0.85290	−0.52207	0.0360	0.610
	Inorganic C	0.78558	−0.61876	0.0077	0.901
	Distance to closer oak	0.90257	0.43055	0.3629	0.003
	Distance to closer beech	−0.92891	−0.37031	0.0643	0.448
	Root biomass	0.23218	0.97267	0.1468	0.138
	Soil moisture	−0.70474	−0.70947	0.6324	0.001
	Soil moisture S.D.	0.51806	0.85534	0.5492	0.001
	Soil temperature	0.85110	0.52500	0.3300	0.011
	Soil temperature S.D.	−0.60766	−0.79420	0.0430	0.595
	Soil CO2 flux	0.72530	0.68843	0.2739	0.025
	Litter dry weight	0.64275	−0.76608	0.0341	0.644
	Litter C	0.58819	−0.80872	0.0484	0.552
	Litter N	0.61027	−0.79219	0.0435	0.586
	Litter C:N ratio	0.65895	−0.75219	0.0435	0.590
	SOC	−0.86350	−0.50435	0.1256	0.206
	TN	−0.91565	−0.40198	0.0634	0.445
	Soil C:N ratio	−0.78242	−0.62276	0.3075	0.052
	DOC	−0.61375	−0.78950	0.0730	0.372
	Microbial biomass C	0.33463	0.94235	0.1121	0.237
	Soil C stock	−0.01278	0.99992	0.3497	0.008
	Soil N stock	−0.04971	0.99876	0.3396	0.009
	C18:2ω6,9 PLFA	0.43539	0.90024	0.2387	0.050
	Total PLFAs	0.57168	0.82047	0.2384	0.040

r², Squared Pearson correlation; P, Critical probability of the analysis. Statistically significant effects are marked in bold.