000			00363nam a2200121Ia 4500
008			140208s9999 xx 000 0 und d
044			_aCanada
100			_aO'Brien, C.G., ed.
245			_aScientific Agriculture. v.31, 1951 _cedited by C.G. O' Brien
260			_bAgriculture Institute of Canada _aOttawa _c1951
300			_av.31, 566 p.; 24cm.
942			_2udc _cP
999			_c14138 _d14138