62 isolated KleLsiella strains were cultivated from urine, stool, upper respiratory tract specimens (throat, phlegm), bile, skin lesions and blood specimens. In result of bioche-mical tests, 49(79,3%) of 62 strains were Kl. pneumoniae, 9(14,53%) Kl. ozaenae, 2(3,22%) KI. rhinoscleromatis. Two Klebsiella strains were not determined. In serological determination of 40 Klebsiella species type 2 have been found more than others.