000			00435nam a2200157Ia 4500
008			130223s9999 xx 000 0 und d
080			_a631.164.6:633.1/2(713)
100			_aCampbell, B., Fisher, G.A.
245			_aGrain and forage crops : Estimated production costs, Ontario, 1988
260			_aOntario
260			_c1988
300			_a25 p.
440			_aNo. 88-06; Ontario Ministry of
901			_pS40354
942			_cB _2udc
999			_c123860 _d123860