00560pam a2200169 a 4500020001500000040000800015082002600023110003800049245004400087250001700131260005500148300006600203500006700269500002000336650001700356650001700373  a030903826X  cDLC00a636 NAT 1988 A983 Or.2 aNational Research Council (U.S.).10aNutrient requirements of dairy cattle /  a6th rev. ed.  aWashington, D.C. :bNational Academy Press,c1988.  aviii, 157 p. :bill. ;c29 cm. +e1 computer disk (5 1/4 in.)  aSystem requirements for computer disk:PC or MS DOS; hard disk.  aIncludes index. 0aDairy cattle 0aDairy cattle