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Resultados 71-80 de 266
No general effect of ozone on foliar nutrient concentrations in mature scions of grafted Picea abies trees
1993
Ogner, G. (The Norwegian Forest Research Institute, Hogskoleveien 12, N-1432, As (Norway))
Detecting ozone and demonstrating its phytotoxicity in forested areas of Poland: a pilot study
1993
Bytnerowicz, A. | Manning, W.J. | Grosjean, D. | Chmielewski, W. | Dmuchowski, W. | Grodzinska, K. | Godzik, B. (Pacific Southwest Research Station, USDA Forest Service, 4955 Canyon Crest Dr., Riverside, CA 92507 (USA))
Dry deposition of nitrogen and sulfur to ponderosa and Jeffrey pine in the San Bernardino National Forest in southern California
1993
Fenn, M.E. | Bytnerowicz, A. (Pacific Southwest Forest and Range Experimental Station, USDA-FS, Forest Fire Laboratory, 4955 Canyon Crest Drive, Riverside, California, 92507 (USA))
Effect of liming on plant accumulation of cadmium under upland or flooded conditions
1993
Xiong, L.M. | Lu, R.K. (Institute of Soil Science, Academia Sinica, Nanying (China))
Conifer aphids in an air-polluted environment. I. Aphid density, growth and accumulation of sulphur and nitrogen by Scots pine and Norway spruce seedlings
1993
Holopainen, J.K. | Mustaniemi, A. | Kainulainen, P. | Satka, H. | Oksanen, J. (Department of Environmental Sciences, University of Kuopio, PO Box 1627, SF-70211 Kuopio (Finland))
Modelling long-term cation supply in acidified forest stands
1993
Warfvinge, P. | Falkengren-Grerup, U. | Sverdrup, H. | Andersen, B. (Department of Chemical Engineering II, Lund Institute of Technology, PO Box 124, S-221 00 Lund (Sweden))
Persistent organochlorine residues in soils from tropical and sub-tropical Asian countries
1993
Thao, V.D. | Kawano, M. | Tatsukawa, R. (Department of Environment Conservation, Ehime University, 3-5-7 Tarumi, Matsuyama 790 (Japan))
Seasonal and annual distribution of organic contaminants in marine sediments from Elkhorn Slough, Moss Landing Harbor and nearshore Monterey Bay, California
1993
Rice, D.W. | Seltenrich, C.P. | Spies, R.B. | Keller, M.L. (Lawrence Livermore National Laboratory, Livermore, CA 94550 (USA))
Height growth of northern red oak in relation to site and atmospheric deposition in Pennsylvania
1993
McClenahen, J.R. | Long, R.P. (School of Natural Resources, Ohio Agricultural Research and Development Center, The Ohio State University, Wooster (USA))
The impact of constituent ions of acid mist on assimilation and stomatal conductance of Norway spruce prior and post mid-winter freezing
1993
Eamus, D. | Murray, M.B. (Institute of Terrestrial Ecology, Bush Estate, Penicuik, Midlothian, Scotland (United Kingdom))
