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Результаты 101-110 из 329
Phytoplankton succession during acidification with and without increasing aluminium levels
1990
Havens, K.E. | Heath, R.T. (Department of Biological Sciences, Kent State University, Kent, Ohio (USA))
CO(2)/H(2)O gas exchange parameters of one- and two-year-old needles of spruce and fir
1990
Schweizer, B. | Arndt, U. (Institut fur Landeskultur und Pflanzenokologie, Fachgebiet Pflanzenokologie, Universitat Hohenheim, W-7000 Stuttgart 70 (Germany))
Chlorophyll, carotenoids and the activity of the xanthophyll cycle
1990
Siefermann-Harms, D. (Kernforschungszentrum Karlsruhe, Institut fur Genetik und fur Toxikologie von Spaltstoffen, Postfach 3640, W-7500 Karlsruhe 1 (Germany))
Mycorrhizal populations and fine root development on Norway spruce exposed to controlled doses of gaseous pollutants and simulated acidic rain treatments
1990
Blaschke, H. (Lehrstuhl fur Forstbotanik der Universitat Munchen, W-8000 Munich 40 (Germany))
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))
Environmental pollution control alternatives | Drinking water treatment for small communities
1990
Constructed wetlands in water pollution control
1990
Cooper, P. F. (Paul F) | Findlater, B. C.
Patterns of cyclic organochlorine contamination in livers of male pleuronectiformes from the North Sea, winter 1987
1990
Knickmeyer, R. | Steinhart, H. (Institut Biochemie und Lebensmittelchemie der Universitat, Grindelallee 117, 2000 Hamburg 13 (Germany))
The state of transboundary air pollution: 1989 update
1990
Ground water pollution potential of Portage County, Ohio
1990
Angle, Michael P.
