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Nitrogen balances and leaching in four agricultural catchments in southeastern Norway
1998
Bechmann, M. | Eggestad, H.O. | Vagstad, N. (Jordforsk, Centre for Soil and Environmental Research, N-1432 As (Norway))
Nitrogen efficiency in global animal production
1998
Hoek, K.W. van der (National Institute of Public Health and the Environment (RIVM), PO Box 1, NL-3720 BA Bilthoven (Netherlands))
Regional mass budgets of oxidized and reduced nitrogen and their relative contribution to the nitrogen inputs of sensitive ecosystems
1998
Fowler, D. | Sutton, M.A. | Smith, R.I. | Pitcairn, C.E.R. | Coyle, M. | Campbell, G. | Stedman, J. (Institute of Terrestrial Ecology, Edinburgh, Bush Estate, Penicuik, Midlothian, EH26 0QB (United Kingdom))
Seasonal variability and mitigation options for N2O emissions from differently managed grasslands
1998
Kammann, C. | Grunhage, L. | Muller, C. | Jacobi, S. | Jager, H.J. (Institute for Plant Ecology, University of Giessen, Heinrich-Buff-Ring 38, D-35392 Giessen, Germany)
Feasibility of national nitrogen balances
1998
Slak, M.F. | Commagnac, L. | Lucas, S. (ENITA de Bordeaux, Laboratoire Sols et Paysages (France))
Agricultural nutrient balances as agri-environmental indicators: an OECD perspective
1998
Parris, K. (Directorate for Food, Agriculture and Fisheries, OECD, Paris (France))