TY - Generic T1 - 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. Y1 - 2005 A1 - Solga, A. A1 - Burkhardt, J. A1 - Zechmeister, H.G. A1 - Frahm, J.P. JF - Environmental Pollution VL - 134 ER -