1. Increasing day-length induces spring flushing of tropical dry forest trees in the absence of rain

   • Guillermo Rivera
   • Stephen Elliott
   • Rolf Borchert

   Original Article Pages: 445 - 456

2. Tensile growth stress and lignin distribution in the cell walls of yellow poplar, Liriodendron tulipifera Linn.

   • Masato Yoshida
   • Haruki Ohta
   • Takashi Okuyama

   Original Article Pages: 457 - 464

3. Functional groups in Quercus species derived from the analysis of pressure–volume curves

   • L. Corcuera
   • J.J. Camarero
   • E. Gil-Pelegrín

   Original Article Pages: 465 - 472

4. Architectural analysis of 1-year-old apple seedlings according to main shoot growth and sylleptic branching characteristics

   • Inge De Wit
   • Johan Keulemans
   • Nigel C. Cook

   Original Article Pages: 473 - 478

5. Influence of xylem development on axial hydraulic conductance within Prunus root systems

   • G. Vercambre
   • C. Doussan
   • A. Pierret

   Original Article Pages: 479 - 487

6. Is escaping deer browse just a matter of time in Picea sitchensis? A chemical and dendroecological approach

   • Bruno Vila
   • Gwenaël Vourc'h
   • Frédéric Guibal

   Original Article Pages: 488 - 496

7. The significance of lenticels for successful Pityogenes chalcographus (Coleoptera: Scolytidae) invasion of Norway spruce trees [Picea abies (Pinaceae)]

   • Sabine Rosner
   • Erwin Führer

   Original Article Pages: 497 - 503

8. Trichomes and photosynthetic pigment composition changes: responses of Quercus ilex subsp. ballota (Desf.) Samp. and Quercus coccifera L. to Mediterranean stress conditions

   • F. Morales
   • A. Abadía
   • E. Gil-Pelegrín

   Original Article Pages: 504 - 510