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Results 11-20 of 28

Histological and histochemical investigations on the nutrient dynamics in forest trees with regard to the "New-type forest decline". 3. Localization studies

1990

Fink, S. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie. Abt. Biochemie der Pflanzen)

floema picea abies leaves hojas magnesio phloem mikroskopische untersuchung schnitte phloeme nadeln analysen cuticula 164.5--016 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Comparative physiological and biochemical investigations of spruce trees damaged by immissions in context with forest decline in the Northern Black Forest

1990

Wild, A. (Mainz Univ. (Germany, F.R.). Inst. fuer Allgemeine Botanik) | Forschner, W.

phenol picea abies charge polluante chlorophylls clorofilas amino acids 161.32 ascorbinsaeure vergleichende untersuchung physiologisch-biochemische reaktionen gluthation elektronentransport ...
ZB MED Nutrition. Environment. Agriculture - Germany
Detection of damages of trees with time resolved luminescence

1990

Schneckenburger, H. (Fachhochschule Aalen (Germany, F.R.)) | Schmidt, W.

picea abies fluoreszenz chlorophylls clorofilas necesidades de luz schadstoffbelastung 161.32 dk 543.42 messkammer physiologisch-biochemische messungen dauerlichtbestrahlung 181.211 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Reflectance spectra of leaves and needles as basis for the physiological evaluation of tree damage. 3. Outdoor measurements with deciduous and coniferous trees

1990

Buschmann, C. (Karlsruhe Univ. (Germany, F.R.). Botanisches Inst.) | Nagel, E. | Rang, S. | Stober, F.

fernerkundung chlorophylls biometrie clorofilas biometria forest trees 161.32 (visible infrared reflectance absorpion fluorescence) dk 543.42 161.1 arboles forestales 160 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Photosynthetic activity, chlorophyll-fluorescence parameters and pigment content of differently damaged Norway spruces at the Schoellkopf (Northern Black Forest)

1990

Lichtenthaler, H.K. (Karlsruhe Univ. (Germany, F.R.). Botanisches Inst.) | Rinderle, U. | Burkart, S. | Hak, R.

picea abies fluoreszenz chlorophylls clorofilas agentes nocivos schadstoffbelastung 161.32 chlorophyllgehalt pigmente physiologisch-biochemische reaktionen 416.15 fotosintesis ...
ZB MED Nutrition. Environment. Agriculture - Germany
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)

picea abies fumigation monoterpenes agentes nocivos monoterpenos monoterpene jahresgang tagesgang kombinationswirkungen fumigacion 161.16 alpha-pinen ...
ZB MED Nutrition. Environment. Agriculture - Germany
Atmospheric deposition and mineral cycling in natural forest ecosystems

1990

Buecking, W. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Stuttgart (Germany, F.R.). Abt. Botanik und Standortskunde) | Steinle, R.

picea abies pluie acide agentes nocivos bannwald facteur nuisible ecosystems saure depositionen kationen zusammensetzung depositionsraten 934 174.7 picea abies ecosysteme ...
ZB MED Nutrition. Environment. Agriculture - Germany
Open top chamber experiment "Edelmannshof": Determination of biochemical parameters in needles from Norway spruce fumigated with unfiltered or charcoal-filtered air in comparison to untreated trees

1990

Egger, B. (Tuebingen Univ. (Germany, F.R.). Abt. Biochemie der Pflanzen) | Einig, W. | Weidmann, P. | Hampp, R.

stoffwechsel picea abies leaves chlorophylls hojas fumigation 161.32 vergleichende untersuchung nadelanalysen umgebungsluft reinluft fructose-2 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Research site Freudenstadt

1990

Siefermann-Harms, D. (Kernforschungszentrum Karlsruhe (Germany, F.R.). Inst. fuer Genetik undToxikologie)

picea abies pluie acide fertilizers ozono symptome air pollution nadeln vergilbung contaminacion del aire nadeln verluste versuchsflaechen freudenstadt schadstoffe schadstoffbelastung forschung ergebnisse programme ...
ZB MED Nutrition. Environment. Agriculture - Germany
Investigation of the thylakoid membrane (P-700 and cytochrome f) and the phosphoenolpyruvate-carboxylase of Norway spruce in Open-Top-Chambers

1990

Wild, A. (Mainz Univ. (Germany, F.R.). Inst. fuer Allgemeine Botanik) | Flammersfeld, U. | Tietz, S.

picea abies leaves chlorophylls hojas fumigation clorofilas 161.32 chlorophyllgehalt nadeln physiologische reaktionen vergleichende untersuchungen nadelanalysen fumigacion ...
ZB MED Nutrition. Environment. Agriculture - Germany