000 00395nam a2200133Ia 4500
008 140208s9999 xx 000 0 und d
020 _a0011183X
044 _aU.S.A.
100 _aStuber, C.W., ed.
245 _aCrop Science. v.31(n1-3), Jan-June, 1991
_cedited by C.W.Stuber
260 _bCrop Science Society of America
_aMadison
_c1991
300 _av.31, ii, 860 p.; 24cm.
942 _2udc
_cP
999 _c24815
_d24815