Result: The dissevered virus features accord with American canine's CPV, demonstrating the accordance of dissevered CPV virus in northwestern China with oversea virus in biological and amynology. 结果表明:所分离的毒株与美国犬细小病毒标准毒株的特性相符,从而证明在我国西北地区首次分离的犬细小病毒与国外毒株的生物学和免疫学特性相一致。