*Reiko IDE¹, Hiroyuki OGUMA¹, Tatsuro NAKAJI², Kenlo NASAHARA³, Kazuhito ICHII⁴, Shin NAGAI⁴, Akito ISHIDA⁵, Kazuhiko NAKAMURA⁶, Akio FUJIWARA⁶, Ryuichi WATANABE⁷ (1.National Institute for Environmental Studies, 2.Hokkaido University, 3.University of Tsukuba, 4.Japan Agency for Marine-Earth Science and Technology, 5.Kyoto Prefectural University, 6.University of Tokyo, 7.Shinsyu University)

*Norimasa TAKAYAMA¹, Haruo SAITO², Akio FUJIWARA², Masahiro HORIUCHI³ (1.Department of Forest Management, Forestry and Forest Products Research Institute, 2.Fuji Iyashinomoroi Woodland Study Center, The University of Tokyo, 3.Division of Human Environmental Science, Mt. Fuji Research Institute, Yamanashi Prefectural Governme)