[P1] A

[P1-001-A] A case study of improvement of mortality of pre-weaning unit and fattening unit by administration of PRRSV1 live vaccine at a pig farm in Nagasaki, Japan

*Takao Mishima¹, Daisuke Inoue² (1. Guardian Nagasaki Co., Ltd. (Japan), 2. Kennan Livestock Hygiene Service Center, Nagasaki Prefecture (Japan))

Keywords:

PRRS,cross protection,field case