6Huang B,et al. Vaccination of duckswith recombinant outer membrane protein ( OmpA )and a 41 kDapartial protein (P45N') of Riemerella anatipestifer[J]. Vet Microbiol,2002,84(3):219-230.
6Pathanasophon P, Tanticharoenyos T. Study on the immunogenicity of Riemerella anatipestifer [J]. Journal of the Thai Veterinary Medical Association, 1996,47(1) : 13-20.
7Higgins D A, Henry R R, Kounev Z V.Duck immune response to Riemerella anatipestifer vaccines [J]. Developmental and Comparative Immunology, 2000,24 (2-3):153-167.
8Cauchy L , Malkinson M . The mitogenic response to concanavalin A of Muscovy duck peripheral blood lymphocytes in the early post-hatching period [J]. Avian Pathology, 1981,10(1):77-81.
9Higgins D A, Warr G W. Duck immunoglobulins structure, functions and molecular genetics [J]. Avian Pathology, 1993,22:211-236.
10Farrell D J, Stapleton P. Duck production science and world practice[M]. Marmidale,New South Wales, Australia. University of New England, 1986. 111-134.
