Rapid differentiation of virulent and avirulent strains of Newcastle disease virus by RT-PCR
Rapid differentiation of virulent and avirulent strains of Newcastle disease virus by RT-PCR
RT-PCR对新城疫病毒强弱毒株的快速鉴定
Rapid differentiation of virulent and avirulent strains of Newcastle disease virus by RT-PCR
RT-PCR对新城疫病毒强弱毒株的快速鉴定