Observation of Efficacy of Bivalent LiveInfectious Bursal Disease VaccineAgainst Virulent IBD Viruses
Ding Boliang, Wang Yingzhen, Zhang Jian, Yan Minghua, Xia Shuli
ACTA AGRICULTURAE BOREALI-SINICA . 1998, (2): 137 -140 .  DOI: 10.3321/j.issn:1000-7091.1998.02.026