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Результаты 241-250 из 322
An analysis of the structure of the simple mass balance equation: implications for testing national critical loads maps
1999
Kennedy, F. (Forest Research, Farnham (UK))
Nitrogen mineralization in forest humus polluted with copper or zinc
1999
NikliZska, M. (Krakow Univ. (Poland)) | Bottner, P. | Couteaux, M.-M.
Critical loads and high degree of pollution causing damage to buildings in the black triangle region (in the Czech Republic)
1999
Hoskova, S. | Semerak, P. | Vydra, V. | Michalko, O. (Czech Technical Univ., Prague (Czech Republic))
Key elements for lake ecological assessment: Latvian experience [45 lakes]
1999
Poikane, S. | Licite, V. (Latvian Environment Data Centre, Jurmala (Latvia))
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.
Effects of atmospheric nitrogen deposition on semi-natural ecosystems
1999
Lee, J.A. (Sheffield Univ. (UK))
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.
GANE: the UK Global Nitrogen Enrichment Programme
1999
Davison, A.
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 forest soils in Wallonia, south Belgium
1999
Bosman, B. | Carnol, M. | Remacle, J. (Liege Univ. (Belgium))