000			00390nam a2200133Ia 4500
008			140208s9999 xx 000 0 und d
020			_a0011183X
044			_aU.S.A.
100			_aRoberts, Craig A., ed.
245			_aCrop Science. v.45(1-2), 2005 _cedited by Craig A. Roberts
260			_bCrop Science Society of America _aMadison _c2005
300			_av.45, 810 p.;28cm.
942			_2udc _cP
999			_c34964 _d34964