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 Food and Agriculture Organization of the United Nations,"Weeds in tropical crops : selected abstracts on constraints on production caused by weeds and maize, rice, sorghum-millet, groundnuts, and cassava, 1952-1980",,Food and Agriculture Organization of the United Nations,1981,FAO plant production and protection paper,,925101146X,,https://cir.nii.ac.jp/crid/1130282270107635200