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Update Date: [2013-11-01]

Plan Year: 2006
    The current study is undertaken to delineate the pathologic lesions and the distribution of the mix infection by the H6N1 and H5N2 avian influenza virus in chicken.  In addition, the studies on the co-infection of Newcastle disease with H5N2 and H6N1 in the ND-vaccined chicken to evaluate the affection of AI virus in the protection of ND vaccine.