Graduate School of Agriculture, Hokkaido University, North9, West9, Kitaku, Sapporo, 060-8589 Japan ;
Graduate School of Agriculture, Hokkaido University, North9, West9, Kitaku, Sapporo, 060-8589 Japan
Graduate School of Agriculture, Hokkaido University, North9, West9, Kitaku, Sapporo, 060-8589 Japan ;
Graduate School of Agriculture, Hokkaido University, North9, West9, Kitaku, Sapporo, 060-8589 Japan ;
Institute for Biological Problems of Cryolithozone Siberian Division of Russian Academy of Science, 677891, 41, Lenin Ave., Yakutsk, 41 Russian Federation ;
Graduate School of Agriculture, Hokkaido University, North9, West9, Kitaku, Sapporo, 060-8589 Japan ;