000 00363 a2200133 4500
080 _a633.15
_bP 622 A
245 1 _aAdvance in corn production
_bPrinciples and practices
_cedited by W.H. Pierre, et. al.
260 _aIowa
_bIowa State University Press
_c1967
650 _aCorn
700 _aPierre, W.H., ed.
100 _a
_d
300 _a476 p.
901 _a94332
999 _c47387
_d47387