O. N. Tyukavina
Northern Research Institute of Forestry; Northern (Arctic) Federal University named after M.V. Lomonosov
Russian Federation

Olga N. Tyukavina - DSc (Ag), Associate Professor, Leading Research Associate, Northern Research Institute of Forestry; Professor at the Department of Biology, Ecology and Biotechnology, Northern (Arctic) Federal University named after M.V. Lomonosov.

13 Nikitova St., Arkhangelsk, 163062; 17 Naberezhnaya Severnoy Dviny St., Arkhangelsk, 163002

E. A. Surina
Northern Research Institute of Forestry
Russian Federation

Elena A. Surina - CSc (Ag), Leading Research Associate, Northern Research Institute of Forestry.

13 Nikitova St., Arkhangelsk, 163062