Relationships between carbon and hydrogen isotope ratios and nitrogen levels in leaves ofClusia species and two other Clusiaceae genera at various sites and different altitudes in Venezuela M. DiazA. Haag-KerwerU. Lüttge Original Article Pages: 351 - 358
The effect of light levels on daily patterns of chlorophyll fluorescence and organic acid accumulation in the tropical CAM treeClusia hilariana Augusto C. FrancoAngela Haag-KerwerUlrich Lüttge Original Article Pages: 359 - 365
Lipids and lipolytic enzymes in the trunkwood ofRobinia pseudoacacia L. during heartwood formation Claudia HillingerWolfgang HöllHubert Ziegler Original Article Pages: 366 - 375
Lipids and lipolytic enzymes in the trunkwood ofRobinia pseudoacacia L. during heartwood formation Claudia HillingerWolfgang HöllHubert Ziegler Original Article Pages: 376 - 381
Interactive effects of elevated CO2 and O3 on photosynthesis and biomass production of clonal 5-year-old Norway spruce [Picea abies (L.) Karst.] under different nitrogen nutrition and irrigation treatments Michael LippertKarl-Heinz HäberleKarl-Eugen Rehfuess Original Article Pages: 382 - 392
The effect of long term CO2 enrichment on the growth, biomass partitioning and mineral nutrition of Sitka spruce (Picea sitchensis (Bong.) Carr.) M. B. MurrayI. D. LeithP. G. Jarvis Original Article Pages: 393 - 402
Early season cuticular conductance and gas exchange in two oaks near the western edge of their range Erik P. HamerlynckAlan K. Knapp Original Article Pages: 403 - 409
Changes in root growth patterns of (Picea abies) spruce roots by inoculation with an ectomycorrhizal fungusPisolithus tinctorius and jasmonic acid treatment M. RegvarN. Gogala Original Article Pages: 410 - 414