资讯
Vaccine import permit granted to Zoetis to control turkey rhinotracheitis (TRT), a respiratory disease caused by aMPV ...
But aMPV, while more subtle ... breeders see between 50% and 90% losses in egg production, limiting access to new stock at a time when barns across the nation are being emptied, according to ...
Avian Metapneumovirus (aMPV) is a respiratory disease that spreads ... just 24 hours after another in Wyoming. And a week ...
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