Ahmed Abdel Hamid Mohamed likes the comment:
Many single IBV infections cause mild respiratory signs, relatively decreased body weight, and slightly higher mortality rates. Some broiler flocks experienced IBV infections diagnosed molecularly by real-time PCR and serologically by using ELISA (2x increase of mean antibody titer than expected), the cumulative mortality rate doesn't exceed 8%.IBV infection complicated with H9 AIV infection resul ...
Ahmed Abdel Hamid Mohamed likes the video:
Patti J. Miller, Veterinary Medical Officer at the Southeast Poultry Research Laboratory (USDA), gave a presentation on her research on killed and live NDV vaccines against virulent NDV strains in Atlanta, USA.
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September 10, 2015