EFFECT OF WEANING AGE ON PERFORMANCE OF LARGE WHITE YORKSHIRE PIGS

Схожие документы

• Farm animal welfare: cattle pigs and poultry
  по: David Sainsbury
  Опубликовано: (1986)
• Pig Production: Planning Management and Monitoring
  по: CB Saxena, et al.
  Опубликовано: (2003)
• Rearing of pigs
  по: L Mandal
  Опубликовано: (2004)
• Pig production in the tropics
  по: J A Eusebio
  Опубликовано: (1980)
• Book of the pig
  по: Hulme, Susan