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The role of nitrogen in crop production and losses of nitrate by leaching from agricultural soil
1994
Johnston, A.E. (IACR, Rothamsted, Harpenden (AL5 2JQ,UK))
The large-scale flux of nutrients from land to water and the eutrophication of lakes and marine waters
1994
Forsberg, C. (Institute of Limnology, Uppsala University, Norbyvag. 20, 752 36, Uppsala (Sweden))
Current Danish policies to abate nutrient emissions from agriculture
1994
Bonde, T.A. (Royal Veterinary and Agricultural University, Department of Ecology and Molecular Biology, Microbiology Section, DK-1958 Frederiksberg C., Copenhagen (Denmark))
Germany: the Baltic Sea and its agricultural environmental status
1994
Werner, W. | Wodsak, H.P. (Agrikulturchemisches Institut, Rheinischen Friedrich-Wilhelms Universitat Bonn, Mechenheinmer Allee 176, D-5300 Bonn (Germany))
The pollution potential and flows of nitrogen to waters and the atmosphere from grassland under grazing
1994
Jarvis, S.C. (AFRC Institute of Grassland and Environmental Research, North Wyke, Okehampton, Devon EX20 2SB (United Kingdom))
