Number 2_3, February

Tree Physiology 21:71–82 [ Summary ] [ Full Text ]
Rates and quantities of carbon flux to ectomycorrhizal mycelium following ¹⁴C pulse labeling of Pinus sylvestris seedlings: effects of litter patches and interaction with a wood-decomposer fungus
J. R. Leake, D. P. Donnelly, E. M. Saunders, L. Boddy and D. J. Read

Tree Physiology 21:83–91 [ Summary ] [ Full Text ]
Influence of elevated CO₂ and mycorrhizae on nitrogen acquisition: contrasting responses in Pinus taeda and Liquidambar styraciflua
John V. H. Constable, Hormoz Bassirirad, John Lussenhop and Ayalsew Zerihun

Tree Physiology 21:93–99 [ Summary ] [ Full Text ]
Carbon dioxide concentration and nitrogen input affect the C and N storage pools in Amanita muscaria–Picea abies mycorrhizae
Katarzyna Tarnau, Andrea Berger, Anja Loewe, Werner Einig, Rüdiger Hampp, Michel Chalot, Pierre Dizengremel and Ingrid Kottke

Tree Physiology 21:101–107 [ Summary ] [ Full Text ]
Microautoradiographic localization of phosphate and carbohydrates in mycorrhizal roots of Populus tremula × Populus alba and the implications for transfer processes in ectomycorrhizal associations
Heike Bücking and Wolfgang Heyser

Tree Physiology 21:109–115 [ Summary ] [ Full Text ]
Root system architecture and receptivity to mycorrhizal infection in seedlings of Cedrus atlantica as affected by nitrogen source and concentration
Hassan Boukcim, Loïc Pages, Claude Plassard and Daniel Mousain

Tree Physiology 21:117–128 [ Summary ] [ Full Text ]
Topology, scaling relations and Leonardo's rule in root systems from African tree species
Armin L. Oppelt, Winfried Kurth and Douglas L. Godbold

Tree Physiology 21:129–136 [ Summary ] [ Full Text ]
Spatial distribution of Eucalyptus roots in a deep sandy soil in the Congo: relationships with the ability of the stand to take up water and nutrients
Jean-Paul Laclau, Michel Arnaud, Jean-Pierre Bouillet and Jacques Ranger

Tree Physiology 21:137–144 [ Summary ] [ Full Text ]
Ammonium and nitrate acquisition by plants in response to elevated CO₂ concentration: the roles of root physiology and architecture
G. A. Bauer and G. M. Berntson

Tree Physiology 21:145–152 [ Summary ] [ Full Text ]
Seasonal dynamics of soil carbon dioxide efflux and simulated rhizosphere respiration in a beech forest
Daniel Epron, Valerie Le Dantec, Eric Dufrene and Andre Granier

Tree Physiology 21:153–162 [ Summary ] [ Full Text ]
Fate of nitrogen released from ¹⁵N-labeled litter in European beech forests
Bernd Zeller, Micheline Colin-Belgrand, Etienne Dambrine and Francis Martin

Tree Physiology 21:163–172 [ Summary ] [ Full Text ]
Interactive effects of elevated CO₂ concentration and nitrogen supply on partitioning of newly fixed ¹³C and ¹⁵N between shoot and roots of pedunculate oak seedlings (Quercus robur)
Pascale Maillard, Jean-Marc Guehl, Jean-Frederic Muller and Patrick Gross

Tree Physiology 21:173–181 [ Summary ] [ Full Text ]
Seasonal changes in above- and belowground carbohydrate concentrations of ponderosa pine along a pollution gradient
Nancy E. Grulke, Chris P. Andersen and William E. Hogsett

Tree Physiology 21:183–191 [ Summary ] [ Full Text ]
Competition for water between walnut seedlings (Juglans regia) and rye grass (Lolium perenne) assessed by carbon isotope discrimination and δ¹⁸O enrichment
Catherine Picon-Cochard, Amelie Nsourou-Obame, Catherine Collet, Jean-Marc Guehl and Andre Ferhi

Tree Physiology 21:193–198 [ Summary ] [ Full Text ]
Fine root biomass and production in Scots pine stands in relation to stand age
Kirsi Makkonen and Heljä-Sisko Helmisaari

Tree Physiology 21:199 [ Free Full Text ]
Book Review
Commercial Forest Plantations on Saline Lands
M. Lambert and J. Turner
Reviewed by Rana Munns

Tree Physiology 21:199–200 [ Free Full Text ]
Book Review
Atlas of Structure of Gymnosperms
L. Jinxing and H. Yuxi
Reviewed by Reinhart Ceulemans