Kyoto University, Laboratory of Erosion Control, Department of Forest Science, Graduate School of Agriculture, Kyoto University, Kitashirakawa Oiwakecho, Kyoto, 606 E502, Japan
Kyoto University, Laboratory of Erosion Control, Department of Forest Science, Graduate School of Agriculture, Kyoto University, Kitashirakawa Oiwakecho, Kyoto, 606 E502, Japan
Kyoto University, Laboratory of Erosion Control, Department of Forest Science, Graduate School of Agriculture, Kyoto University, Kitashirakawa Oiwakecho, Kyoto, 606 E502, Japan