Wood-destroying Basidiomycetes, found on the elder woods in the South Urals (Orenburg Oblast, Russia)

The article shows the results of a study of wood-destroying basidiomycetes on two species of
elder trees (Alnus glutinosa, Alnus incan), growing in the South Urals (Orenburg Oblast).
The comparative analysis of basidiomycetes on two species of elder trees was conducted. The
reasons for structural differences of these complexes are discussed. It is consumed that the reason
lies in growth conditions of the trees.