000 00321 am a2200133 a 4500
080 _a547
100 1 _aShepherd, G.S.
245 1 _aTrend of corn prices
260 _aIowa
_c1931
300 _a316-328 p.
942 _2udc
_cB
440 _aCorn Iowa Agricultural Experiment Station. Bulletin No. 284
901 _aS58630
999 _c100891
_d100891