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This yearbook tells how to keep livestock healthy. Discovering how to combat diseases and parasites and applying the discoveries after they are made demand the mobilization of brains and skill much as they are mobilized for war.

Detalles de publicación

  • Publicado: 1942
  • Editor: U.S. Government Printing Office
  • Dewey Decimal: 636.089
  • Librería ECHO: 636.089 USG