1. Slightly elevated ozone exposure causes cell structural changes in needles and roots of Scots pine

   • Seija Anttonen
   • Lauri Kärenlampi

   Original Article Pages: 207 - 217

2. Carbon and water balance in Polylepis sericea, a tropical treeline species

   • F. Rada
   • A. Azócar
   • C. García-Núñez

   Original Article Pages: 218 - 222

3. Estimation of canopy density and irradiance in 20- to 40-year-old birch stands (Betula pubescens Ehrh. andBetula pendula Roth)

   • Tord Johansson

   Original Article Pages: 223 - 230

4. Effects of age and site quality on the distribution of biomass in Scots pine (Pinus sylvestris L.)

   • Petteri Vanninen
   • Hanna Ylitalo
   • Annikki Mäkelä

   Original Article Pages: 231 - 238

5. Effects of bending stress on taper and growth of stems of youngEucalyptus regnans trees

   • G. H. R. Osler
   • P. W. West
   • G. M. Downes

   Original Article Pages: 239 - 246

6. Nutrient dynamics in crown tissues of cork-oak (Quercus suber L.)

   • Graça Oliveira
   • Maria Amélia Martins-Loução
   • Fernando Catarino

   Original Article Pages: 247 - 254

7. Microautoradiographic detection of CO₂ fixation in lenticel chlorenchyma of youngFraxinus excelsior L. stems in early spring

   • Rosemarie Langenfeld-Heyser
   • Bruno Schella
   • Frieder Speck

   Original Article Pages: 255 - 260

8. Uptake of ammonium and nitrate ions from acid mist applied to Sitka spruce [Picea sitchensis (Bong.) Carr.] grafts over the course of one growing season

   • Alan E. S. Macklon
   • Lucy J. Sheppard
   • Ian D. Leith

   Original Article Pages: 261 - 267

9. Assessing the impact of ozone on photosynthesis of European beech (Fergus sylvatica L.) in environmental chambers

   • Michael Lippert
   • Karl Steiner
   • Heinrich Sandermann Jr.

   Original Article Pages: 268 - 275