Analysis of false aspen tinder fungus occurrence on aspen intraspecific forms at the territory of Ulyanovsk oblast

In article the question of contamination the aspen trees by three intraspecific forms of false aspen tinder fungus ( Phellinus tremulae Bond is considered. (Bond. et Boriss.) is considered. The percent of trees with fruiting bodies of false aspen tinder fungus depending on forest growing conditions is revealed. Nature of distribution of fruiting bodies of aspen tinder fungus on a tree on parts of the world is analyzed.