fraxinus excelsior leaf

common ash leaf european ash leaf fraxinus apetala leaf PubMed: Responses of Fraxinus excelsior L. seedlings to ambient ozone exposure in urban and mountain areas based on physiological characteristics and antioxidant activity. PubMed: Reproductive mode and life cycle of the ash dieback pathogen Hymenoscyphus pseudoalbidus. PubMed: High biological variability of plastids, photosynthetic pigments and pigment forms of leaf primordia in buds. PubMed: Deposition of particulate matter of different size fractions on leaf surfaces and in waxes of urban forest species. PubMed: Presence of natural genetic resistance in Fraxinus excelsior (Oleraceae) to Chalara fraxinea (Ascomycota): an emerging infectious disease. PubMed: Leaf litter decomposition in temperate deciduous forest stands with a decreasing fraction of beech (Fagus sylvatica). PubMed: The influence of climate and fructification on the inter-annual variability of stem growth and net primary productivity in an old-growth, mixed beech forest. PubMed: Twenty years of biological monitoring of element concentrations in permanent forest and grassland plots in Baden-Württemberg (SW Germany). PubMed: Responses of canopy duration to temperature changes in four temperate tree species: relative contributions of spring and autumn leaf phenology. PubMed: Bacteria associated with oak and ash on a TCE-contaminated site: characterization of isolates with potential to avoid evapotranspiration of TCE. PubMed: Age- and size-related changes in physiological characteristics and chemical composition of Acer pseudoplatanus and Fraxinus excelsior trees. PubMed: Validation of the stomatal flux approach for the assessment of ozone visible injury in young forest trees. Results from the TOP (transboundary ozone pollution) experiment at Curno, Italy. PubMed: Comparative measurements of transpiration and canopy conductance in two mixed deciduous woodlands differing in structure and species composition. PubMed: Protection of ash (Fraxinus excelsior) trees from ozone injury by ethylenediurea (EDU): roles of biochemical changes and decreased stomatal conductance in enhancement of growth. PubMed: Ethylenediurea (EDU) affects the growth of ozone-sensitive and tolerant ash (Fraxinus excelsior) trees under ambient O3 conditions. PubMed: Visible foliar injury and physiological responses to ozone in Italian provenances of Fraxinus excelsior and F. ornus. PubMed: Can dual chlorophyll fluorescence excitation be used to assess the variation in the content of UV-absorbing phenolic compounds in leaves of temperate tree species along a light gradient? PubMed: Ozone air pollution effects on tree-ring growth, delta(13)C, visible foliar injury and leaf gas exchange in three ozone-sensitive woody plant species. PubMed: Irradiance-induced plasticity in the hydraulic properties of saplings of different temperate broad-leaved forest tree species. PubMed: Gravitational infusion of ethylenediurea (EDU) into trunks protected adult European ash trees (Fraxinus excelsior L.) from foliar ozone injury. PubMed: Optical properties of bud scales and protochlorophyll(ide) forms in leaf primordia of closed and opened buds. PubMed: Seasonal trends in reduced leaf gas exchange and ozone-induced foliar injury in three ozone sensitive woody plant species. PubMed: Metal uptake by young trees from dredged brackish sediment: limitations and possibilities for phytoextraction and phytostabilisation. PubMed: Xylem sap flow and drought stress of Fraxinus excelsior saplings. PubMed: Ozone sensitivity of Fagus sylvatica and Fraxinus excelsior young trees in relation to leaf structure and foliar ozone uptake. PubMed: Biomass investment in leaf lamina versus lamina support in relation to growth irradiance and leaf size in temperate deciduous trees. PubMed: An analysis of light effects on foliar morphology, physiology, and light interception in temperate deciduous woody species of contrasting shade tolerance. PubMed: Stoichiometry of foliar carbon constituents varies along light gradients in temperate woody canopies: implications for foliage morphological plasticity. PubMed: Differences in chemical composition relative to functional differentiation between petioles and laminas of Fraxinus excelsior. PubMed: Phenological modifications in plants by various edaphic factors. PubMed: Variation of gas exchange within native plant species of Switzerland and relationships with ozone injury: an open-top experiment. PubMed: Temperature response of leaf photosynthetic capacity in seedlings from seven temperate tree species. PubMed: Ozone exposure thresholds and foliar injury on forest plants in Switzerland. PubMed: Physicochemical and pharmacological properties of spray-dried powders from Fraxinus excelsior leaf extracts. PubMed: The influence of NaCl on leaf water relations and the proportions of K, Na, Ca, Mg, and Cl in epidermal cells of Fraxinus excelsior L.