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Результаты 251-260 из 322
N fertilization experiment with young Norway spruce and beech trees: changes in tree, soil and ectomycorrhizal fungi characteristics
1999
Hiltbrunner, E. | Braun, S. | Tomova, L. | Flueckiger, W.
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.
Effects of atmospheric nitrogen deposition on semi-natural ecosystems
1999
Lee, J.A. (Sheffield Univ. (UK))
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.
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.
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.
System Edisol and its measurement of CO2 flux between spruce stand and canopy layer of the atmosphere
1999
Havrankova, K. (Akademie Ved, Brno (Czech Republic). Ustav Ekologie Krajiny)
Reduction of nutrient losses from forest soil due to growth of grasses on immission barrens
1999
Fiala, K. | Tuma, I. | Holub, P. (Akademie Ved, Ceske Budejovice (Czech Republic). Botanicky Ustav)
Spatial variability of spruce crown defoliation in the forests of Horna Orava [Slovak Republic]
1999
Smelko, S. (Technicka Univ., Zvolen (Slovak Republic). Katedra Hospodarskej Upravy Lesov a Geodezie)
