%0 Report %D 1995 %T Methods to derive critical loadsfor nitrogen for terrestrial ecosystems %A de Vries, W. %A Latour, J.B. %B In Mapping and Modelling of Critical Loads for Nitrogen—A Workshop Report. Eds.M. Hornung, M.A. Sutton and R.B. Wilson. %I Institute of Terrestrial Ecology %C Penicuik %P 20-33 %G eng