Ban18-30弱毒株
Ban18-30 attenuated strain
H9N2亚型禽流感病毒TJ1株
H9N2 subtype Avian influenza virus TJ1 strain
NDV野外强毒株
Virulent field strain of NDV
PRRSV变异毒株灭活疫苗
PRRSV variation strain inactivated vaccine
SA14和SA14-14-2减毒株
SA14 14 2 attenuated and its parent SA14 virus