School of Doctoral Studies in Biological Sciences University of South Bohemia in České Budějovice Faculty of Science The role of wood decay fungi in the dynamics of a mountain spruce forest Ph.D. Thesis Mgr. Václav Pouska Supervisor: prof. RNDr. Jan Lepš, CSc. Department of Botany, Faculty of Science, University of South Bohemia in České Budějovice Institute of Entomology, Academy of Sciences of the Czech Republic České Budějovice 2011