000 00451nam a22001697a 4500
999 _c1531
_d1531
005 20191216095425.0
008 120921b xxu||||| |||| 00| 0 eng d
020 _a0891180990
082 _a633.15 SPR.
245 _aCorn and Corn improvement/ (Acc: D 256)
250 _aThird edition.
260 _aAmerica.
_bAmerican Society of Agronomy.
_c1988
300 _a986 p.
_c22.5 cm.
650 _aCorn.
700 _aSprague, G F.
942 _2ddc
_cAG
_02