6Besser T E,Cassirer E F,Potter K A,et al. Association of Myco plasma ovipneamoniae infection with population-limiting respir- atory disease in free-ranging Rocky Mountain bighorn sheep (Ovis Canadensis canadensis) [J]. J Clin Mierobiol, 2008, 46: 423-430.
7Besser T E,Cassirer E F,Yamada C, et al. Survival of bighorn sheep (Owls canadensis) commingled with domestic sheep (Ovis aries) in the absence of Mycoplasma ovipneumoniae[J]. J Wildl Dis,2012,48(1) :168-172.
8Cupla R K,Relyve E H,Lindblad E B,et al. Adjuvant balance be- tween luxieity and adjuvanlieity[J]. Vaccine, 1993,11 : 293 -306.
9Domenico B,Grazia G,Vincenzo Q,et al. An oil-emulsion vaccine induces full-protection against Mycoplasma agalactiae infection in sheep[J] New Mierobiologica, 2008,31 : 117 - 123.
10Loens K, Mackay W G, Scott C, et al. Amulticenter pilot external quality asscssment programme to assess the quality of molecular detection of Chlam ydophila pneumonia and Mycoplasma pneu- monia[J]. J Microbiol Meth,2010,82(2) :131-135.