4Cavanagh D,Gelb J.Infectious bronchitis[M] //Saif Y M,Fadly A M,Glisson J K,et al.Diseases of Poultry.12th ed.Iowa:Wiley-Blackwell Publishing,2008,117-135.
5Sun L,Zhang G H,Jiang J W,et al.A Massachusetts prototype like coronavarus isolated from wild peafowls is pathogenic to chickens[J].Virus Research,2007,130(1-2):121-128.
6Qian D H,Zhu G J,Wu L Z,et al.Isolation and characterization of a coronavirus from pigeons with pancreatitis[J].American Journal of Veterinary Research,2006,67(9):1575-1579.
7Liu Shengwang,Chen Jianfei,Chen Jinding,et al.Isolation of avian infectious bronchitis coronavirus from domestic peafowl(Pavo cristatus)and teal(Anas)[J].Journal of General Virology,2005,86(30):719-725.
8Liu Shengwang,Kong Xiangang.A new genotype of nephropathogenic infectious bronchitis virus circulated in vaccinated and non-vaccinated flocks in China[J].Avian Pathology,2004,33(3):321-327.
9Liu S,Zhang Q,Chen J,et al.Genetic diversity of avianinfectious bronchitis coronavirus strains isolated in China between 1995 and 2004[J].Arch Virology,2006,151:1133-1148.
10Li H,Yang H C.Sequence analysis of nephropathogenic infectious bronchitis virus strains of the Massachusetts genotype in Beijing[J].Avian Pathology,2001,30:535-541.