00587naa a2200193 a 450000100080000000500110000800800410001910000210006024501060008126000090018765300180019665300110021465300260022565300100025165300130026165300100027465300100028477300990029410320152004-08-04       2004    bl uuuu     u00u1 u    #d1 aPITCHFORD, W. S.  aGenetic improvement of feed efficiency of beef cattlebwhat lessons can be learnt from other species?  c2004  aave domestica  aBovino  aMelhoramento genetico  aOvino  aPastagem  aPeixe  aSuino  tAustralian Journal of Experimental Agriculture, Collingwoodgv. 44, n. 4-5, p. 371--382, 2004.