Ivan YURKEVICH, USSR Sylviculturist and geobotanist. Full member, Belarusian Academy of Sciences, since 1956; Deputy Academy Seer, and Bureau member,Department of Biological Science, Belarusian Academy of Sciences; Head,Department of Geobotany, Institute of Biology, Belarusian Academy of Sciences, since 1956. Stalin Prize, 1951. Member, Communist Party, since 1927.
1953-1956 corresponding member, Belarusian Academy of Sciences. Works deal with forest types. Biology of florescence and fertilization of various types of trees.
Natural and artificial renewal of forests. Ecological and biological properties of the Soviet guttapercha tree, Euonymus, etc. 1930-1953 associate, Belarusian Research Institute of Forest Management, Gomel.
1953-1956 Director, Forestry Institute, Belarusian Academy of Sciences.