You searched for "Hog Breeding Herd PRRS" (1 results found)

Breeding Herd Reinfection of PRRS Challenges North America

23 Mar 2017

• 23 Mar 13:23

---

Thirty years into Porcine Respiratory and Reproductive Syndrome (PRRS) in North America, the industry is confident it can get PRRSv out of herds predictably, but the challenge continues to be reinfection of the breeding herd, said Dr. Roger Main, director of the Veterinary Diagnostic Laboratory at Iowa State University. Dr. Rodger Main, director of the Veterinary Diagnostic Laboratory at Iowa State University, speaks to ThePigSite's Sarah Mikesell at the North American PRRS Conference in Chicago. Looking at a PRRSv timeline: About 20 years ago the first modified live vaccine that was developed and introduced and is still in use today. About 15 years ago,. Read more...