细化搜索
结果 201-210 的 267
Volatilization technologies for removing organics from water.
1989
Fleming J.L.
[Effects of virus infections on forest trees under stress of air pollutants (SO2 and O3 applications)]
1989
Nienhaus, F. (Bonn Univ. (Germany, F.R.). Inst. fuer Pflanzenkrankheiten)
[Studies on the combination effect of sulphur dioxide, nitrogen oxide and ozone of forest trees]
1989
Guderian, R. (Essen Univ. Gesamthochschule (Germany, F.R.). Inst. fuer Angewandte Botanik) | Klumpp, G. | Klumpp, A. | Kueppers, K.
[Structural changes of silver fir and Norway spruce needles following fumigation experiments]
1989
Ruetze, M. (Bundesforschungsanstalt fuer Forst- und Holzwirtschaft, Hamburg (Germany, F.R.). Inst. fuer Holzbiologie und Holzschutz) | Schmitt, U. | Liese, W.
[Effects of gaseous air pollutants and acid precipitation on forest trees: biochemical and physiological effect determination]
1989
Bender, J. (Bundesforschungsanstalt fuer Landwirtschaft, Braunschweig (Germany, F.R.). Inst. fuer Produktions- und Oekotoxikologie) | Jaeger, H.J.
[Studies on the chronical effect of gaseous and soluted substances on young fir, Norway spruce and beech trees in model ecosystems]
1989
Seufert, G. (Hohenheim Univ. (Germany, F.R.). Inst. fuer Landeskultur und Pflanzenoekologie) | Arndt, U.
[Studies on the fine root biology of Norway spruce (Picea abies (L.) Karst.) in the field and after controlled fumigation with No2, O3 and SO2]
1989
Blaschke, H. (Muenchen Univ. (Germany, F.R.). Lehrstuhl fuer Forstbotanik)
Estimation of the toxicity of pollutants to marine phytoplanktonic and zooplanktonic organisms
1989
Trends in environmental pollution and pesticide toxicology
1989
Shashi Kant. | Vohra, Shma | Sahai, Y. N. (Yadu Nandan)
