Study on PCV2 Prevalence in a Pig Farm through Detection of Swine Oral Fluid
GUO Zhenhua, RUAN Haiyu, QIAO Songlin, ZHANG Gaiping
Journal of Henan Agricultural Sciences . 2020, (11): 134 -140 .  DOI: 10.15933/j.cnki.1004-3268.2020.11.017