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Young male Leghorn Chicken were given feed Contang 0.5 ppm Aflaxin El and Aflnin free. both group were given N. D and Infectious Coryza Vaccination the N. D. Hl titer and Infectious Coryza Hl titer of Aflatoxin Contained group were lower than these of Aflatoxin group.
In spite of the same feeding management, battery disease was happened in Aflatoxin group while the control group were nothappened.
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