Identification and comparison of bedrock groundwater contribution in headwater streams using Strontium isotope

Masanori Katsuyama1, Kana Takaki1, Naoya Masaoka2, Hirokazu Haga3, Ki-Cheol Shin4, Takanori Nakano5 and Makoto Tani1, (1)Kyoto University, Kyoto, Japan, (2)Kyoto University, Graduate School of Agriculture, Kyoto, Japan, (3)Tottori University, Tottori, Japan, (4)Research Institute for Humanity and Nature, Kyoto, Japan, (5)Research Institute for Humanit, Kyoto, Japan