Paper

A study of infiltration characteristic about cultivated and abandoned terrace paddy fields in the hilly and mountainous area

Takuya NAMBU, Wataru SAKURAI, Toshihiro YAKUSHI, Taro UCHIDA and Yasuhisa SAITO　3

The comparison between the resistance of tree roots to shallow landslide by in-situ direct shear test and the pullout resistance of tree roots

Hajime SATO, Ken-ichi OTANI, Takayoshi KANBARA and Hiroyuki TORITA　15

Functional models correlating antecedent precipitation indices to bedrock groundwater levels

Ken’ichirou KOSUGI, Masamitsu FUJIMOTO, Yosuke YAMAKAWA, Naoya MASAOKA, Tetsushi ITOKAZU, Takahisa MIZUYAMA and Atsuhiko KINOSHITA　21

Research Notes

Characteristic of rainfall around Mt.Rokko by Typhoon 1112 using X band multi-parameter radar and meteorological model WRF

Atsuhiko KINOSHITA, Tadahiro KANNO, Wataru TAKESHITA, Toshiyuki SAKAI, Yoshiharu UCHIDA and Masahiro OKUDA　　33

Application of DInSAR technique to estimating an area and a thickness of volcanic ash using ALOS／PALSAR

Youko NAKANO, Takeshi SHIMIZU, Takao YAMAKOSHI, Hiroshi KISA and Tadanori ISHIZUKA　　41

Disaser Report

Sediment disasters induced by a heavy rainfall in eastern Yamaguchi Prefecture and western Shimane Prefecture on 28th July, 2013

Masahiro KAIBORI, Atsuhiko KINOSHITA, Teruyoshi TAKAHARA, Yasuyuki TADA, Eiji NAGANO, Shigeaki BABA, Yoshinori ARAKI, Shigemitsu SUGIHARA, Toru SHIMADA, Daiichirou HORI and Kazuya KOIZUMI　　48