MIXED NORWAY SPRUCE AND BEECH FOREST ON POHORJE MOUNTAINS IN SLOVENIA. The mixed spruce and beech mountain forest is located in the Pohorje mountains, North-East Slovenia. The site is core plot of the ICP Forests - the International Co-operative Programme on Assessment and Monitoring of Air Pollution Effects on Forests operating under the UNECE Convention on Long-range Transboundary Air Pollution (CLRTAP) – monitoring network. The site located at 1289 m above sea level and consists of a 1 ha plot of mixed Fagus sylvatica (L.) and Picea abies (Karst) forest. Bedrock material is Dioritoid (Tonalite) and the soil was classified as Dystric Cambisols (WRB 2007). There are ongoing measurements of Crown condition, Foliar analysis, Soil survey, Soils solution analysis, Increment measurements, Ground vegetation assessment, Deposition measurements, Meteorological measurements, Tree Phenological observations, Air quality monitoring, etc.