Modeling the effect of abandonment process of cultivated land on water quantity and quality using SWAT in a hilly watersheds of western Japan

Yuta Shimizu1, Shin-ichi Onodera2 and Kenji Matsumori1, (1)NARO National Agriculture and Food Research Organization, Ibaraki, Japan, (2)Hiroshima University, Higashi-Hiroshima, Japan