خيارات البحث
النتائج 21 - 30 من 30
Chemical and microbiological changes in soil following exposure to heavy atmospheric pollution
1984
Killham, K. | Wainwright, M. (Department of Microbiology, University of Sheffield, Sheffield S10 2TN (UK))
Variation in seasonal precipitation chemistry with altitude in the northern Pennines, UK
1999
Taylor, K. | Woof, C. | Ineson, P. | Scott, W.A. | Rigg, E. | Tipping, E. (Soil Section, Institute of Terrestrial Ecology, Merlewood Research Station, Grange-over-Sands, Cumbria LA11 6JU (United Kingdom))
Trends in needle and soil chemistry of Norway spruce and Scots pine stands in South Sweden 1985-1994
1998
Thelin, G. | Rosengren-Brinck, U. | Nihlgard, B. | Barkman, A. (Forest Ecology, Department of Plant Ecology, Ecology Building, Lund University, S-223 62 Lund (Sweden))
Nitrogen pollution on the local scale in Lithuania: vitality of forest ecosystems
1998
Armolaitis, K. (Department of Forest Soils, Typology and Hydrology, Lithuanian Forest Research Institute, LT-4312, Kaunas-Girionys (Lithuania))
Transect studies of pine forests along parallel 52 deg. N, 12-32 deg. E and along a pollution gradient in central Europe: general assumptions, climatic conditions and pollution deposition
1997
Breymeyer, A. (Institute of Geography and Spatial Organization, PAS, Twarda 51/55, 00-818 Warsaw (Poland))
Soil solution nitrogen and cations influenced by (NH4(2)SO4) deposition in a coniferous forest
1997
Carnol, M. | Ineson, P. | Dickinson, A.L. (University of Liege, Dept. Botany B22, Microbial Ecology and Radioecology, 4000 Liege (Belgium))
The influence of air pollutants on needles and stems of Scots pine (Pinus sylvestris L.) trees
1997
Kurczynska, E.U. | Dmuchowski, W. | Wloch, W. | Bytnerowicz, A. (Department of Biophysics and Cell Biology, Silesian University, ul. Jagiellonska 28, 40-034 Katowice (Poland))
Simulating sulfur dioxide plume dispersion and subsequent deposition downwind from a stationary point source: a model
1996
Bourque, C.P.A. | Arp, P.A. (Faculty of Forestry and Environmental Management, University of New Brunswick, Fredericton, New Brunswick E3B 6C2 (Canada))
Scots pine needle surfaces on radial transects across the north boreal area of Finnish Lapland and the Kola Peninsula of Russia
1996
Turunen, M. | Huttunen, S. (Arctic Centre, University of Lapland, P.O. Box 122, FIN-96101, Rovaniemi (Finland))
Iron content and its relations to the sulphur and titanium contents of epiphytic and terricolous lichens and pine bark in Finland
1994
Takala, K. | Olkkonen, H. | Salminen, R. (Ecological Laboratory, Department of Environmental Sciences, University of Kuopio, P.O. Box 1627, SF-70211 Kuopio (Finland))