Number 7, April

Tree Physiology 20:421–434 [ Summary ] [ Full Text ]
Effect of elevated [CO₂] and varying nutrient application rates on physiology and biomass accumulation of Sitka spruce (Picea sitchensis)
M. B. Murray, R. I. Smith, A. Friend and P. G. Jarvis

Tree Physiology 20:435–445 [ Summary ] [ Full Text ]
Seasonal CO₂ assimilation and stomatal limitations in a Pinus taeda canopy
David S. Ellsworth

Tree Physiology 20:447–456 [ Summary ] [ Full Text ]
Vertical gradients in photosynthetic light response within an old-growth Douglas-fir and western hemlock canopy
J. D. Lewis, R. B. McKane, D. T. Tingey and P. A. Beedlow

Tree Physiology 20:457–466 [ Summary ] [ Full Text ]
Differential expression of genes encoding cell wall proteins in vascular tissues from vertical and bent loblolly pine trees
Yi Zhang, Ronald R. Sederoff and Isabel Allona

Tree Physiology 20:467–475 [ Summary ] [ Full Text ]
Changes in cellular structures and enzymatic activities during browning of Scots pine callus derived from mature buds
Hanna Laukkanen, Lea Rautiainen, Erja Taulavuori and Anja Hohtola

Tree Physiology 20:477–484 [ Summary ] [ Full Text ]
Managing forests for wood yield and carbon storage: a theoretical study
J. H. M. Thornley and M. G. R. Cannell

Tree Physiology 20:485–491 [ Summary ] [ Full Text ]
Genetic diversity and bark physiology of the European beech (Fagus sylvatica): a coevolutionary relationship with the beech scale (Cryptococcus fagisuga)
Doris Krabel and Ralf Petercord