作者: Kemal Karaca , K. M. Lam
DOI: 10.2307/1590796
关键词: Biology 、 Microbiology 、 Mycoplasma gallisepticum bacterin 、 Strain (chemistry)
摘要: One-week-old chickens were vaccinated with commercial Mycoplasma gallisepticum bacterin subcutaneously and challenged the S6 strain by intra-air-sac route 3 weeks later. Significantly fewer had air-sac lesions than controls.