00835nam a2200229 a 450000100080000000500110000800800410001910000230006024501020008326000440018530000100022950000190023952002340025865000090049265000100050165000100051165000100052165300220053165300210055365300150057465300160058915160552019-10-23       1983    bl uuuu  m   00u1 u    #d1 aLOPES, H. O. da S.  aEffects of dietary roughage and phosphorus levels on mineral absorption and utilization by sheep.  aWest Lafayette: Purdue Universityc1983  a125p.  aTese Doutorado  aThe purpose of this research was to investigate the effects of various of dietary phosphorus and roughage upon phosphorus, calcium, magnesium, potassium, and nitrogen utilization by sheep as determined by mineral balance studies.  adiet  asheep  aDieta  aOvino  aMineral nutrition  aNutricao Mineral  aUtilizacao  aUtilization