خيارات البحث
النتائج 1 - 10 من 15
Changes in spruce needles after fumigation with 2,4-dinitrophenol, benzaldehyde, furfural, trichloroethane and trichloroacetic acid
1992
Kristen, U. (Hamburg Univ. (Germany). Inst. fuer Allgemeine Botanik) | Lockhausen, J. | Petersen, W. | Schult, B. | Strube, K.
Effects of short-term expositions of cloned Norway spruce with air pollutants (SO2, NO2, O3) in growth chambers
1992
Lalk, I. (Hamburg Univ. (Germany). Inst. fuer Allgemeine Botanik und Botanischer Garten) | Hartmann, A. | Doerffling, 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.
[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)
[On the effects of ozone on the formation of nitrate in needles and leaves of Picea abies (L.) Karst., Fagus sylvatica (L.) and Quercus robur (L.)]
1987
Krause, G.H.M. (Landesanstalt fuer Immissionsschutz des Landes NordrheinWestfalen (LIS), Essen (Germany, F.R.))
[On the effect of ozone and "acid fog" on the leaching of nutrients from Norway spruce]
1988
Krause, G.H.M.
Experiment with exclusion of gaseous pollutants on spruce trees at Edelmannshof
1992
Evers, F.H. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany)) | Hoyer, V. | Schnepf, M. | Seufert, G.
Changes of plant hormone levels in conifers subjected to immissions
1990
Frenzel, B. (Hohenheim Univ. (Germany, F.R.). Inst. fuer Botanik) | Christmann, A.
Influence of ambient air toxics in open top chambers on the monoterpene emission of Picea abies. Diurnal and seasonal variation of emissions, and differentiation of needles and bark as emission sources
1990
Juettner, F. (Max-Planck-Institut fuer Limnologie, Ploen (Germany, F.R.). Abt. Oekophysiologie)
Biochemical and physiological investigations to detect effects of air pollutants on spruce in open-top-chambers
1990
Manderscheid, R. (Giessen Univ. (Germany, F.R.). Inst. fuer Pflanzenoekologie) | Jaeger, H.J.
