خيارات البحث
النتائج 251 - 260 من 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.
Marine pollution and effluent management
1999
Henze, M. | Al-Muzaini, S (Saleh) | Hamoda, M. F. (Mohamed F)
Responses of a Norway spruce wood anatomy to elevated CO2 concentration
1999
Janous, D. | Pokorny, R. (Akademie Ved, Brno (Czech Republic). Ustav Ekologie Krajiny)
Torrent rainfalls at four Beskidian climatic stations and their evaluation
1999
Chlebek, A | Jarabac, M. (Vyzkumny Ustav Lesniho Hospodarstvi a Myslivosti, Jiloviste-Strnady (Czech Republic)) | Tolasz, R. | Zidek, D.