PETALUMA, CALIFORNIA - APRIL 26: Cows graze in a field at a dairy farm on April 26, 2024 in Petaluma, California. The U.S.
Experts say vigilance is key as an outbreak of H5N1 continues to plague dairy farms in the United States while Alberta works to keep the highly pathogenic avian influenza out of its dairy herds.The U.S. Department of Agriculture is ordering dairy producers to test cows that produce milk for infections from highly pathogenic avian influenza before the animals are transported out of state.
As Alberta's chief veterinarian, Dr. Keith Lehman is keeping a close eye on the U.S. dairy cattle outbreaks. Farmers are urged to report suspected cases to the Canadian Food Inspection Agency or the Office of the Chief Provincial Veterinarian. And plans are in the works, among his colleagues on the Council of Chief Veterinary Officers, to introduce more active testing for H5N1 in dairy cattle.Canadian scientists launch early warning system to spot traces of H5N1 bird flu in milk
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