000 00352nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aStewart, W.M.A.
245 _a1971 Field crop recommendations
260 _aToronto
260 _c1979
300 _a1-56 p.
440 _aOntario Ministry of Agricultur
901 _pS31713
942 _cB
_2udc
999 _c114947
_d114947