000 00301nam a2200121Ia 4500
008 130225s9999 xx 000 0 und d
245 _aField experiments with corn, 1891
260 _aUrbana
_c1992
300 _a50-72 p.
440 _aIllinois Agriculture Experime
901 _a35274
942 _cB
_2udc
999 _c6596
_d6596