Nitrogen transformations in a forested catchment in southern Norway subjected to elevated temperature and CO(2)

ammonium nitrogen azote betula pubescens boreal forests calluna vulgaris carbon dioxide enrichment changement climatique climatic change contenido de agua en el suelo cycle de l'azote efecto invernadero effet de serre enrichissement en gaz carbonique forest soils greenhouse effect mineralisation mineralization nitrification nitrogen nitrogen cycle noruega norway ph del suelo ph du sol pinus sylvestris soil organic matter soil ph soil water content suelo forestal temperatura temperature teneur en eau du sol vaccinium myrtillus vaccinium uliginosum vaccinium vitis-idaea