Articles

CONTENTS
1. Christoph Buksnowitz, Alfred Teischinger, Michael Grab ner, Ulrich MÜller, Leo Mahn: T racheid length in norway spruce (Picea abies (l.) karst.) analysis of three databases regarding tree age, cambial age, tree height, inter-annual variation, radial distance to pith and log qualities.... 1
2. Jožica Gri?ar: Xylem and phloem formation in sessile oak from Slovenia in 2007.... 15
3. Michal Kloiber, Ji?í Frankl, Miloš Drdácký, Jan Bryscejn, Jan Tippner, I rena Ku?erová: Change of mechanical properties of norway spruce wood due to degradation caused by fire retardants.... 23
4. Antanas Baltrušaitis, Kristina Ukvalbergien?, Vilija Pranckevi?ien?: N ondestructive evaluation of viscous-elastic changes in ammonia-modified wood using ultrasonic and vibrant techniques.... 39
5. O ner Unsal, Zeki Candan, Um it Buyuksari, Suleyma n Korkut, Marian Bab iak: E ffects of thermal modification on surface characteristics of OS B panels.... 51
6. I rshad Ul Ha q Bhat, H.P.S. Abdul Khalil, Nor Shifa Shuib, Ahma d Mohd Noor: Antifungal activity of heartwood extracts and their constituens from cultivated Tectona grandis against Phanerochaete chrysosporium.... 59
7. Cevdet Sogutlu: The effect of the feeding direction and feeding speed of planing on the surface roughness of oriental beech and scotch pine woods.... 67
8. La dislav Reinprecht, Mariana Svoradová, Roma n Réh, Rémy Marchal, Berthrand Charrier: D ecay resistance of laminated veneer lumbers from european oaks.... 83
9. Za wadski Janusz, Zielenkiewicz Toma sz, Ra domski Andrzej, W itomski Piotr, Dro?d?ek Michal: T esting content of copper in scots pine wood (Pinus sylvestris l.) after preservative treatment.... 91
10. S uat Altun, Ayhan Ozcifci, Ahmet ?enel, Ergun Baysal, Hilmi Toker: E ffects of silica gel on leaching resistance and thermal properties of impregnated wood.... 101
11. R udolf Petráš, Julian Mecko, Eva Neuschlová: D ensity of basic components of above-ground biomass of poplar clones.... 113
12. Ján Sedlia?ik, Pa vlo Bekhta, Olga Potapova: T echnology of low-temperature production of plywood bonded with modified phenol-formaldehyde resin.... 123
13. Y i?it Ta?c io?lu, Mike R. Jac kson: Material removal aspects and cutting power requirement of profile independent wood-moulding.... 131