000 00619nam a2200133Ka 4500
003 IARI
111 2 _aProceedings of Thirteenth Annual Hybrid Corn Industry Research Conference
_d1958 :
_cChicago, Ill.
245 1 0 _aProceedings of Thirteenth Annual Hybrid Corn Industry Research Conference
_corganized and sponsored by the Hybrid Corn Division of the American Seed Trade Association ; edited and published by William Heckendorn and Joseph Gregory.
260 _aChicago, Ill. :
_bAmerican Seed Trade Association,
_c[1958]
300 _a102 p.
650 0 _aHybrid corn
700 1 _aHeckendorn, William.
942 _2ddc
_cB
999 _c161326
_d161326