Affiliation: | Laboratory of Forest Ecology and Physiology, Graduate School of Bio-agricultural Sciences, Nagoya University, Nagoya 464-8601, Japan, Forestry and Forest Products Research Institute (FFPRI), Tsukuba 305-8687, Japan, Hokkaido Research Center, Forestry and Forest Products Research Institute (FFPRI), Sapporo 062-8516, Japan. |