5Yoder H W. A Laboratory Manual for the Isolation and Identification of Avian Pathogens[M]. New York: Am Assoc Avian Pathol, 1989 : 57- 62.
6Zanella A, Martino P A, Pratelli A, et al. Development of antbiotic resistance in Mycoplasma gallisepticum in vitro [J]. Avain pathology, 1998,27(6) : 591-596.
7Gautier Bouchardon A V, Reinhardt A K, Kobisch M, et al. In vitro development of resistance to enrofloxacin, erythromycin, tylosin, tiamulin and oxytetracycline in Mycoplasma gallisepticum ,Mycoplasma iowae and Mycoplasma synoviae[J]. Veterinary microbiology, 2002,88 (1) : 47-58.
8Takahashi I,Yoshida T, Higashide Y, et al. In vitro resistance acquisition in Mycoplasma gallisepticum against ofloxacin , tylosin and spectinomycin[J]. The Japanese journal of antibiotics,2002,55(3) :291-301.
9Lin M Y. In Vitro comparison of the activity of various antibiotics and drugs against new TaiWan isolates and standard of avian Mycoplasma[J]. Avian disease, 1987,31 : 705-712.
10Tanner A C, Wu C C. Adaptation of the Sensititre broth microdilution technique to antimicrobial susceptibity testing of Mycoplasma gallisepticum [J]. Avian disease, 1992,36 : 714-717.