00567cam a22001937a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093100002300102245006000125260004600185300000900231490004800240650003700288830004800325CHAP20220329134156.0971013s1984            r     00010     d  a16556  a17528  a21611  cCHAP00aGyawu, Emmanuel A.13aAn econometric analysis of the U.S. Fertilizer industry  aLexington :bUniversity opf Kencky,c1984  a56 p 0aAgricultural economic research reportv; 3914aFertilizantesxIndustriaxE.U.A.0 aAgricultural economic research reportv; 39