خيارات البحث
النتائج 1 - 10 من 33
Risk of damage to crops in the direct neighbourhood of ammonia sources
1998
Eerden, L.J.M. van der | Visser, P.H.B. de | Dijk, C.J. van (Research Institute for Agrobiology and Soil Fertility, Research unit Plant and Biosphere, P.O. Box 14, 6700 AA Wageningen (Netherlands))
Niepolomice Forest - a GIS analysis of ecosystem response to industrial pollution
1997
Weiner, J. | Fredro-Boniecki, S. | Reed, D. | Maclean, A. | Strong, M. (Department of Ecosystem Studies, Institute of Environmental Biology, Jagiellonian University, ul. Ingardena 6, 30-060 Krakow (Poland))
Variation in ozone sensitivity among clones of Betula pendula and Betula pubescens
1997
Paakkonen, E. | Holopainen, T. | Karenlampi, L. (Department of Ecology and Environmental Science, University of Kuopio, PO Box 1627, 70211, Kuopio (Finland))
Differences in growth, leaf senescence and injury, and stomatal density in birch (Betula pendula Roth.) in relation to ambient levels of ozone in Finland
1997
Paakkonen, E. | Holopainen, T. | Karenlampi, L. (Department of Ecology and Environmental Science, University of Kuopio, PO Box 1627 (Finland))
Fatty acids and ultrastructure of ozone-exposed Aleppo pine (Pinus halepensis Mill.) needles
1995
Anttonen, S. | Herranen, J. | Peura, P. | Karenlampi, L. (Department of Environmental Sciences, Ecological Laboratory, University of Kuopio, PO Box 1627, SF-70211 Kuopio (Finland))
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees
1993
Cape, J.N. (Institute of Terrestrial Ecology, Bush Estate, Penicuik, Midlothian, EH26 0QB (United Kingdom))
Glutathione status and glutathione reductase activity in spruce needles of healthy and damaged trees at two mountain sites
1993
Schmieden, U. | Schneider, S. | Wild, A. (Institut fur Allgemeine Botanik, Johannes Gutenberg-Universitat, 55099 Mainz (Germany))
Responses of plants to simulated saline drift as affected by species and conditions of exposure
1991
McCune, D.C. | Silberman, D.H. (Boyce Thompson Institute for Plant Research, Cornell University, Ithaca, NY 14853 (USA))
Visible injury responses
1990
Arndt, U. | Billen, N. | Seufert, G. | Ludwig, W. | Borkhart, K. | Ohnesorge, B. (Institut fur Landeskultur und Pflanzenokologie, Universitat Hohenheim, W-7000 Stuttgart 70 Hohenheim (Germany))
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))
