Fig. 3 Co-occurrence network of rhizosphere soil fungi of A. spinulosa at different taxonomic
levels
Symbiotic network analysis of nonrhizosphere soil fungi of A. spinulosa (Fig. 4) revealed that the key fungal phyla were Ascomycota, Glomeromycota, Rozellomycota, Zoopagomycota, Mortierellomycota, and Neocallimastigomycota. The key fungal groups were Hypocreales, the undefined order Chytridiomycota, and Pezizales. The key fungal families were Xylariaceae, Chytridiomycota undetermined, Synchytriaceae, Phaeosphaeriaceae, Didymosphaeriaceae, Thelephoraceae, and Chytridiomycota undetermined. The key fungal genera are Dokmaia ,Fusarium , Lycoperdon , Phellinus , Phialea ,Pochonia , Archaeorhizomycetes (undefined), and Volutella . The key fungal species were Chloridium undetermined,Volutella ciliata , Fusarium undetermined, Dokmaia monthadangi , and Metarhizium marquandii .