Sewage-derived nutrient dynamics in highly urbanized coastal rivers, western Japan

Shin-ichi Onodera, Hiroshima University, Higashi-Hiroshima, Japan, Mitsuyo Saito, Okayama University, Okayama, Japan, Guangzhe Jin, Hiroshima University, Higashi Hiroshima, Japan and Masanobu Taniguchi, Wakayama University, Wakayama, Japan