*Qi Tang^1,2、Hugo Delottier¹、Oliver S. Schilling^2,3、Wolfgang Kurtz⁴、Philip Brunner¹ (1.Centre for Hydrogeology and Geothermics (CHYN), University of Neuchâtel, Neuchatel, Switzerland、2.Hydrogeology, Department of Environmental Sciences, University of Basel, Basel, Switzerland、3.Eawag, Swiss Federal Institute of Aquatic Science and Technology, Duebendorf, Switzerland、4.Agrometeorology, Branch Office Weihenstephan, German Meteorological Service, Freising, Germany)