不同新城疫弱毒疫苗在紧急免疫中临床应用效果比较

摘要

对发生新城疫感染的某蛋鸡养殖场,将发病鸡群分成A组、B组、C组,并分别用ZM10株、Clone30株、LaSota株三种不同新城疫弱毒株疫苗进行紧急免疫,监测并记录每组蛋鸡死亡率、产蛋率和抗体效价变化情况,并进行比较分析。结果表明,用ZM10株弱毒疫苗进行紧急免疫要优于LaSota株和Clone30株。%All the chickens in the farm which had infected Newcastle Disease were divided into A, B, C. Group A was immuned with ZM10; Group B was immuned with Clone 30 ; Group C was immuned with LaSota, to monitor and record every group mortality, production rates