Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yamanouchi Takashi and Ishikawa Shingo,"Relationships between water quality, river course modification history and distribution of Nuphar population : the case in the Koda River, Kochi City",Japanese Journal of Conservation Ecology,13424327,The Ecological Society of Japan,2011,16,2,169-179,https://cir.nii.ac.jp/crid/1390282680184875392,https://doi.org/10.18960/hozen.16.2_169