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Résultats 241-250 de 314
Some effects of N on ectomycorrhizal diversity of Scots pine (Pinus sylvestris L.) in Northeastern Germany
1999
Woellecke, J. (BTU Cottbus (Germany)) | Muenzenberger, B. | Huettl, R.F.
Soil accumulation of nitrogen in some Norwegian terrestrial ecosystems
1999
Stuanes, A.O. | Sogn, T.A. | Strand, L.T. | Abrahamsen, G. (NLH, Aas (Norway))
Litter transformation in spruce forest as a key element of ecosystem function assessment under different ecological conditions
1999
Ushakova, G. | Koroleva, N. (Polar-Alpine Botanical Garden, Kirovsk (Russia))
Foliar Ca, Mg, Al, N and delta15N as indicators of ecological damage in a spruce-fir stand subjected to chronic N additions
1999
Pardo, L.H. | Schaberg, P.G. (USDA Forest Service, Burlington, VT (USA)) | McNulty, S.G. | Aber, J.D.
National integrated assessment modelling
1999
Johansson, M. | Ahonen, J. | Alveteg, M. | Bak, J. | Forsius, M. | Frohn, L. | Geernaert, G. | Gimeno, B.S. | Guardans, R. | Karvosenoja, N. | Martin, F.
Aluminium: The need for a re-evaluation of its solubility and toxicity in mature spruce stands
1999
Wit, H.A. de (Norwegian Forest Research Inst., Aas (Norway)) | Mulder, J. | Nygaard, P.H. | Aamlid, D. | Huse, M. | Kortnes, E.
The role of weathering rate determinations in generating uncertainties in the calculation of critical loads of acidity
1999
Langan, S. | Hodson, M. | Bain, D. | Kennedy, F. | Horning, M. | Reynolds, B. | Hall, J. | Donald, L.
Base cation weathering rates in the Hietajaervi integrated monitoring catchment
1999
Starr, M. | Lindroos, A.-J. (Finnish Forest Research Inst., Vantaa (Finland)) | Tarvainen, T. | Tanskanen, H.
Critical loads for sulphur and nitrogen and their exceedences in Lithuanian forest ecosystems
1999
Sopauskiene, D. | Juozaitis, A. (Vilnius Univ. (Lithuania))
Pilot study on the relationship between defoliation and critical loads exceedance in Poland
1999
Mill, W. | Wawrzoniak, J.
