MICROFLORA OF THE GENITALIA OF THE PREGNANT COWS AND BUFFALOES AND THEIR CORRELATION TO THE DIFFERENT PHASES OF PREGNANCY

Document Type : Research article

Authors

Depts. of Microbiology and Obstetrics, Gynaecology and Faculty of Veterinary Medicine, Cairo and Zagazig Universities,

Abstract

Out of 62 samples (34 from cows and 28 from buffaloes) derived from clinically heal thy pregnancy bovines, 50 samples (27 from cows and 23 from buffaloes) were found to be bacteriologically positive. While the incidence of sterile samples was 20.6% in cons and buffaloes respectivaly. The percentages of the isolated microorganisms in pregnant animals were higher tow ards late pregnancy, due to the increase of progesterone level, reaching 40.43% and 43.4% in buffaloes and cows; followed by the mid stage of pregnency with an incidence of 38.3% and 33.96% in buffaloes and cows respectively. The early stage of pregnancy showed lower frequency of bacterial isolates (21.27% in buffaloes and 22.64% in cows).