%0 Generic %D 2005 %T Nitrogen content, 15N natural abundance and biomass of the two pleurocarpous mosses Pleurozium schreberi (Brid.) Mitt.and Scleropodium purum (Hedw.) Limpr. in relation to atmospheric nitrogen deposition. %A Solga, A. %A Burkhardt, J. %A Zechmeister, H.G. %A Frahm, J.P. %B Environmental Pollution %V 134 %P 465-473 %G eng