Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HAMA Takehide and AOKI Takeru and OSUGA Katsuyuki and NAKAMURA Kimihito and SUGIYAMA Sho and KAWASHIMA Shigeto,Characteristics of Nitrogen and Phosphorus Effluent Load from a Paddy-field District Implementing Crop Rotation,"Transactions of The Japanese Society of Irrigation, Drainage and Rural Engineering",1882-2789,"The Japanese Society of Irrigation, Drainage and Rural Engineering",2011,79,4,275-281,https://cir.nii.ac.jp/crid/1390282680262915456,https://doi.org/10.11408/jsidre.79.275