7/19/2013 10:18 AM

Scientists at the USDA Agricultural Research Service in Beltsville, Md., are working on reducing the incidence of porcine reproductive and respiratory syndrome, or PRRS.

Should farmers be worried about their operations becoming the targets of bioterrorists?


  • Yes
  • No
  • Unsure

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5/22/2015 | Last Updated: 6:15 PM