Stable isotope-based approach to validate effects of understory vegetation on shallow soil water movement in a Japanese cypress plantation

Wataru Sakashita1, Yuichi Onda2, Mohamed Racim Boutefnouchet1, Hiroaki Kato3 and Takashi Gomi4, (1)Univ Tsukuba, Tsukuba Ibaraki, Japan, (2)University of Tsukuba, Center for Research in Radiation, Isotopes and Earth System Sciences, Tsukuba, Japan, (3)University of Tsukuba, Center for Research in Isotopes and Environmental Dynamics, Tsukuba, Japan, (4)Nagoya University, Graduate School of Bioagricultural Sciences, Nagoya, Japan