Insights and alert for the southern hemisphere

Poultry World discusses the H5 avian influenza outbreak with the USDA’s Dr David E. Swayne, who talks about what makes this virus different and ask for his advice for the poultry sector in the southern hemisphere. Dr David E. Swayne, laboratory Director at the Southeast Poultry Research Laboratory, US National Poultry Research Center, Agricultural Research Service, USDA. Photo: USDA In April, an outbreak of H5 avian influenza in a commercial layer flock in Johannesburg, S