About KATAYAMA YUKIO
About OKADA NAOKI
About ISHIMARU YUTAKA
About NOBUCHI TADASHI
About AOKI ATSUSHI
About 京都府大 生活科
About Radioisotopes
About Cryptomeria japonica
About Nuclear chemistry,radiochemistry in general
About スギ
About 樹幹
About 放射性核種
About 挙動