000			00381nam a2200133Ia 4500
008			140208s9999 xx 000 0 und d
020			_a0011183X
044			_aU.S.A.
100			_aQualset, C.O., ed.
245			_aCrop Science. v.22,1982 _cedited by C.O.Qualset
260			_bCrop Science Society of America _aMadison _c1982
300			_av.22, ii, 1294 p.; 24cm.
942			_2udc _cP
999			_c15141 _d15141