Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ushiki Jun and Ishii Toshio and Ishikawa Ryuji,"Morpho-physiological Characters and Geographical Distribution of japonica and indica Weedy Rice (Oryza sativa) in Okayama Prefecture, Japan",Breeding Research,1344-7629,Japanese Society of Breeding,2005,7,4,179-187,https://cir.nii.ac.jp/crid/1390282679445644544,https://doi.org/10.1270/jsbbr.07.179