著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Rhoades, J. D. and Chanduvi, F. and Lesch, S.",Soil salinity assessment : methods and interpretation of electrical conductivity measurements,,Food and Agriculture Organization of the United Nation,1999,FAO irrigation and drainage paper,,9251042810,,https://cir.nii.ac.jp/crid/1130282271719105792