周口市猪传染性胸膜肺炎流行病学调查
王伟,普志平,刘庆贺,周锐
Epidemiological Investigation of Porcine Contagious Pleuropneumonia in Zhoukou Area
畜牧与饲料科学 . 2009, (2): 166 -166 .  DOI: 10.12160/j.issn.1672-5190.2009.02.089