00558nam a2200205Ia 4500001000700000003000500007008004100012010001100053040000900064082001300073100002000086245010200106260003700208300001800245440000500263500000500268503000500273650002000278650005400298Z_3893CHAP220113s1974    xx            000 0 und d  a166954  cCHAP  a636.4 P6  aPond, Wilson G.  aSwine production in temperature and tropical environments  /cpor  Wilson G. Pond and J. H. Maner  aSan Francisco  :bFreeman,c1974  a646 p. ; ilus  a  a  a  aGanado porcino   aGanado porcino xxTrópicos I. Maner, J       H