000			00375nam a2200133Ia 4500
008			140208s9999 xx 000 0 und d
020			_a00021962
044			_aU.S.A.
100			_aHill, A.G.G., ed
245			_aAgronomy Journal. v.57, 1965 _cedited by A.G.G.Hill
260			_bAmerican Society of Agronomy _aWisconsin _c1965
300			_av.57, 676 p.; 28cm.
942			_2udc _cP
999			_c4511 _d4511