Sponsored by the International Union of Forest Research Organizations, working parties 7.03.11 “Tree Resistance to Insects and Pathogens” and 2.02.15 “Breeding and Genetic Resources of Five-Needle Pines”.
Sponsored by the International Union of Forest Research Organizations, working parties 7.03.11 “Tree Resistance to Insects and Pathogens” and 2.02.15 “Breeding and Genetic Resources of Five-Needle Pines”.