*Mohamed Racim Boutefnouchet¹、Yuichi Onda²、Wataru Sakashita³、Hiroaki Kato²、Xinchao Sun⁴、Chen-Wei Chiu⁵、Takashi Gomi⁵ (1.Graduate School of Life and Environmental Sciences, University of Tsukuba、2.Center for Research on Isotope and Environmental Dynamics, University of Tsukuba、3.Faculty of Life and Environmental Sciences, University of Tsukuba、4.Institute of Surface-Earth System Science, Tianjin University、5.Tokyo University of Agriculture and Technology)

*Mohamed Racim Boutefnouchet¹、Yuichi Onda²、Wataru Sakashita³、Hiroaki Kato²、Xinchao Sun⁴、Chen-Wei Chiu⁵、Takashi Gomi⁵ (1.Graduate School of Life and Environmental Sciences, University of Tsukuba、2.Center for Research on Isotope and Environmental Dynamics, University of Tsukuba、3.Faculty of Life and Environmental Sciences, University of Tsukuba、4.Institute of Surface-Earth System Science, Tianjin University、5.Tokyo University of Agriculture and Technology)