Authors
E. P. Cappa
Instituto Nacional de Tecnología Agropecuaria (INTA), Instituto de Recursos Biológicos, Buenos Aires, Argentina
M. Lstiburek
Department of Dendrology and Forest Tree Breeding, Faculty of Forestry and Wood Sciences, Czech University of Life Sciences Prague, Praha
A. D. Yanchuk
British Columbia Forest Service, Tree Improvement Branch, Victoria, Canada
Department of Forest Sciences, Faculty of Forestry, University of British Columbia, Canada
Y. A. El-Kassaby
Department of Forest Sciences, Faculty of Forestry, University of British Columbia, Canada