Longitudinal patterns of stream chemistry in a catchment with forest dieback, Czech Republic

aluminio aluminium azote azufre bassin versant biogeochemistry calcio calcium chemical composition composition chimique cours d'eau cursos de agua dieback fluor fluorine forest decline geochemistry geochimie magnesio magnesium marchitez del bosque marchitez descendente nitrate nitrates nitratos nitrogen picea abies rivers soufre sulfate sulfatos sulphates sulphur watersheds