The Immune Efficacy Comparison of Four Mycoplasma hyopneumoniae Vaccines in Pigs

来源 :The 6th Meeting of the Asian Organization for Mycoplasmology | 被引量 : 0次 | 上传用户:yrz315
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  Objective The aim of the study was to explore and contrast the immune efficacy of four Mycoplasma hyopneumoniae vaccines on antibody level, the incidence of respiratory tract disease, lung lesion, feed conversion rate, average daily gain (ADG), and mortality rate, etc, in pigs.Methods 482 health piglets were randomly divided into four vaccinated groups (94 piglets in each A, B, C, D group and 106 piglets in control group).
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