THE MERCK VETERINARY MANUALmultimedia

Location(s)

  • Gastrointestinal Parasites of Sheep and Goats
  • Oesophagostomum columbianum, eggs

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    Oesophagostomum columbianum, eggs

    Oesophagostomum columbianum, eggs.

    Courtesy of Dr. Dietrich Barth, Merial

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