خيارات البحث
النتائج 81 - 90 من 329
Influence of ozone and acid mist on the contents of gibberellic acid (GA(3)) in spruce needles (Picea abies (L.) Karst)
1990
Schneider, P. | Horn, K. | Lauterbach, R. | Hock, B. (Lehrstuhl fur Botanik der TU Munchen (Weihenstephan), 8050 Freising 12 (Germany))
Effects of low-level long-term ozone fumigation and acid mist on photosynthesis and stomata of clonal Norway spruce (Picea abies (L.) Karst.)
1990
Fuhrer, G. | Dunkl, M. | Knoppik, D. | Selinger, H. | Blank, L.W. | Payer, H.D. | Lange, O.L. (Lehrstuhl fur Botanik II der Universitat Wurzburg, 8700 Wurzburg (Germany))
The effects of prior exposure to sulphur dioxide and nitrogen dioxide on the water relations of timothy grass (Phleum pratense) under drought conditions
1990
Lucas, P.W. (Institute of Environmental and Biological Sciences, Division of Biological Sciences, Lancaster University, Lancaster LA1 4YQ (United Kingdom))
Alteration of physiological parameters in needles of cloned spruce trees (Picea abies (L.) Karst.) by ozone and acid mist
1990
Magel, E. | Holl, W. | Ziegler, H. (Institut fur Botanik und Mikrobiologie, Technische Universitat, 8000 Munich 2 (Germany))
Biochemical response of Norway spruce (Picea abies (L.) Karst.) towards 14-month exposure to ozone and acid mist: effects of amino acid, glutathione and polyamine titers
1990
Dohmen, G.P. | Koppers, A. | Langebartels, C. (Institut fur Toxikologie, GSF Munchen, 8042 Neuherberg (Germany))
Response of abscisic acid in soybean leaves to NO2 exposure
1990
Sandhu, R. | Gupta, G. | Mulchi, C. (University of Maryland Eastern Shore, Princess Anne, MD 21853 (USA))
A small-scale controlled environment chamber for the investigation of the effects of pollutant gases on plants growing at cool or sub-zero temperatures
1990
Neighbour, E.A. | Pearson, M. | Paul, N.D. | Wood, W.A. | Smith, P.J. | Johnston, G.K. | Caporn, S.J.M. (Division of Biology, Institute of Environmental and Biological Sciences, Lancaster University, LA1 4YQ (United Kingdom))
Environmental pollution control alternatives | Drinking water treatment for small communities
1990
Dissipation of s-triazines and thiocarbamates from soil as related to soil moisture content
1990
Singh, G. | Spenser, W.F. | Cliath, M.M. | Genuchlen, M.Th. van (USDA-ARS, Dep. Soil and Environmental Sci., Univ. Calfornia, Riverside, California 92521 (USA))
Use of selected autochthonous soil bacteria to enhance degradation of hydrocarbons in soil
1990
Panno, M.T. del | Vecchioli, G.I. | Painceira, M.T. (Area Microbiol., Univ. Nacional de La Plata (Argentina))