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Soil acidification along an ammonium deposition gradient in a Corsican pine stand in northern Belgium
1998
Schrijver, A. de | Nachtergale, L. | Roskams, P. | Keersmaeker, L. de | Mussche, S. | Lust, N. (Laboratory of Forestry, University of Ghent, Geraardsbergse Steenweg 267, 9090 Gontrode (Belgium))
Mixed farming systems as a way towards a more efficient use of nitrogen in European Union agriculture
1998
Oomen, G.J.M. | Lantinga, E.A. | Goewie, E.A. | Hoek, K.W. van der (Department of Plant and Crop Sciences, Group of Biological Farming Systems, Wageningen Agricultural University, Haarweg 333, 6709 RZ Wageningen (Netherlands))
N-fluxes and efficiencies on farms in Styria, Austria
1998
Kuderna, M. | Blum, W.E.H. (Institute of Soil Science, University of Agricultural Sciences, Vienna (Austria))
Mineral accounting: the way to combat eutrophication and to achieve the drinking water objective
1998
Brandt, H.M.P. van den | Smit, H.P. (Ministry of Agriculture, Nature Management and Fisheries, Den Haag (Netherlands))
Leaching of nitrate from agriculture to groundwater: the effect of policies and measures in the Netherlands
1998
Oenema, O. | Boers, P.C.M. | Eerdt, M.M. van | Fraters, B. | Meer, H.G. van der | Roest, C.W.J. | Schroder, J.J. | Willems, W.J. (AB-DLO, P.O. Box 14, 6700 AA Wageningen (Netherlands))
Soil nitrous oxide and nitric oxide emissions as indicators of elevated atmospheric N deposition rates in seminatural ecosystems
1998
Skiba, U. | Sheppard, L. | Pitcairn, C.E.R. | Leith, I. | Crossley, A. | Dijk, S. van | Kennedy, V.H. | Fowler, D. (Institute of Terrestrial Ecology (ITE), Bush Estate, Penicuik EH26 0QB (United Kingdom))
The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms
1998
Pitcairn, C.E.R. | Leith, I.D. | Sheppard, L.J. | Sutton, M.A. | Fowler, D. | Munro, R.C. | Tang, S. | Wilson, D. (Institute of Terrestrial Ecology, Bush Estate, Penicuik, Midlothian, EH26 0QB (United Kingdom))
A study of the influence of sewage sludge fertilization on the concentrations of PCDD/F and PCB in soil and milk
1994
McLachlan, M.S. | Hinkel, M. | Reissinger, M. | Hippelein, M. | Kaupp, H. (Ecological Chemistry, University of Bayreuth, 95440 Bayreuth (Germany))