Tag Archive: Clayton Johnson, immunity, PRRS, respiratory
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What’s the best PRRS strategy for your herd?
Aug 07, 2017Jennifer GrullonComments Off on What’s the best PRRS strategy for your herd?
Every year, porcine reproductive and respiratory syndrome (PRRS) infects an estimated 25% to 45% of sow herds in the US, according to Clayton Johnson, DVM, Carthage Veterinary Clinic, Carthage,...