产蛋鸡群非典型新城疫和传染性喉气管炎混合感染流行情况调查產蛋鷄群非典型新城疫和傳染性喉氣管炎混閤感染流行情況調查 산단계군비전형신성역화전염성후기관염혼합감염류행정황조사 Investigation of Mixed-Infection with Antypical Newcastle Disease and Infectious Laryngotracheitis in Egglayer Flocks
万方数据
中国动物检疫中國動物檢疫중국동물검역 CHINA ANMAL QUARANTINE 2001年12期38-38,共1页
