000			00308nam a2200121Ia 4500
082			_a636.4 P66S
100			_aPond, W. G.
245			_aSwine production in temperate and tropical environments
260			_aSan francisco _bW.H.Freeman and company _c1974
300			_a492p.
650			_aSwine
942			_2ddc _cC
999			_c2543 _d2543