00345    a2200121   4500020001500000082001500015100002500030245007600055260004200131300001900173650001000192650002100202  a188327401X  a636.4bPRE  aHenderson, Ann eed.  aPrescription for profitable pigsba guide to herd level pork production  aIllinoisbWatt Publishingc1994g1994  aix,164p.c24cm  aSwine  aAnimal husbandry