4Franz G, R Hein, P Walls, et al. Pathogenicity studies with an Ornithobacterium rhinotracheale isolate in broilers [A]. Proc 32^nd National Meeting on Poultry Health and Processing [C]. Georgetown: Delmarva Poultry Industry Inc, 1997. 29-33.
5Van Empet P, H van den Bosch, D Goovaerts, et al. Experimental infection in turkeys and chickens with Ornithobacterium rhinotracheale [J]. Avian Dis, 1996, 40 (4): 858-864.
6Droual R, R Chin. Interaction of Ornithobacterium rhinotracheale and Escherichia coli 078, H9 when inoculated into the air sac in turkey poults [A]. Proc 1997 Western Poultry Disease Conference [C]. Sacramento: Western Poultry Disease Association, 1997. 11.
7De Rosa M, R Droual, R Chin, et al. Interaction of Ornithobacterium rhinotracheale and Bordetella avium in turkey poults [A]. Proc 1997 Western Poultry Disease Conference [C]. Sacramento: Western Poultry Disease Association, 1997. 52-53.
8Hafez H M. Serologic surveillance on Ornithobacterium rhinotracheale 'ORT' in broiler breeder flocks [A]. Budapest:Proceedings of the 11^th Internationalcongress of the World Veterinary Poultry Association [C]. 1997. 331.
9Douglas H Eebeck, Birch L McMurra. Isolation of georia variant (Georgia isolate 1992) infectious bronchitis virus but not Ornithobacterium rhinotracheale from a kentucky broiler complex [J]. Avian Dis, 1998, 42 (3) : 613-617.
10Stephanie J Sprenger, Alberto Back, Daniel P Shaw, et al. Ornithobacterium rhinotracheale infection in turkeys:experimental reproduction of the disease [J]. Avian Dis, 1998, 42 (1): 154-161.
4Niwat C,Wisanu W,Jiroj S.Seroprevalence and identificationof Ornithobaterium rhinotracheale from broiler and broilerbreeder flocks in Thailand[J].Avian Diseases,2007,51(3):777-780.
5Canal C W,Leao J A,Rocha S L S,et al.Isolation andcharacterization of Ornithobacterium rhinotracheale fromchickens in Brazil[J].Research in Veterinary Science,2005,35(2):225-230.
7Anil J T,Binu T V,Vanessa C L,et al.Application ofpolymerase chain reaction fingerprinting to differentiateOrnithobacterium rhinotracheale isolates[J].J Vet DiagnInvest,2007,19:417-420.