Table S1:Pearson correlation analysis among soil physio chemical parameters and soil layers along with elevation gradients, Figure S1;Soil physiochemical factors distributions along with elevational gradients,Figure S2: The relative abundance of fungal phyla along with elevation gradients and soil layers. Figure S3: Linear regression analysis of dominated fungal taxa at class level among soil layers and altitudinal gradients, Figure S4: (A) Boxplot of Nearest Taxon Index (NTI) values of fungal communities along altitudinal gradients and (B)soil layers. (C) The rank abundance distribution lognormal model based on Akaike Information Criterion (AIC). The letters above boxes indicate significant differences between samples (Duncan's test, p < 0.05), Figure S5: Linear regression analysis of fungal taxonomic and phylogenetic beta diversity indices among altitudinal gradients, Figure S6: Figure S6. Linear regression analysis of fungal taxonomic and phylogenetic beta diversity indices among soil layers and altitudinal gradients