Compared with 16S rDNA PCR-RFLP, the result of IGS RFLP showed more differences among strains.

• IGS PCR-RFLP分析结果表明,供试菌株在70%25水平上分成6个遗传群,与16S rDNA RFLP分析结果比较,IGS RFLP反映的多样性更明显,形成的遗传群较多,可用于菌株的鉴别;