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Bob Morrison

Is a chronic, persistent cough in your herd mycoplasma hyopneumoniae or something else?

PRRS regional elimination - procedures for taking PRRS out of the breeding herd - Bob Morrison, D.V.M., University of Minnesota, from the 2012 World Pork Expo, June 6-8, Des Moines, Iowa, USA.

Update on Regional PRRS Elimination Efforts - Dr. Bob Morrison, Professor, University of Minnesota College of Veterinary Medicine, from the 2012 Annual Conference of the National Institute for Animal Agriculture, March 26 - 29, Denver, CO, USA.