00725cam a22002291  4500001001300000003000400013005001700017008004100034010001700075035001900092040004400111042001200155050001600167082001300183100003100196245004400227260005700271300002600328504006800354650003200422650004100454agr51000273 DLC20260227111015.0770105s1951    iaub     b   s000 0 eng c  aagr51000273   a(OCoLC)2662807  aU.S. Dept. of Agr. Libr.cOdOCoLCdDLC  apremarc00aS451.I8bR6  a630.97771 aRoss, Earle Dudley,d1885-00aIowa agriculture: an historical survey.  aIowa City,bState Historical Society of Iowa,c1951.  a226 p.bmaps.c24 cm.  aBibliographical references included in "Footnotes" (p. 187-214) 0aAgriculturezIowaxHistory. 0aAgriculturexEconomic aspectszIowa.