Abstract
A 6-year-old Japanese Black cow suddenly showed hemoglobinuria and high level of blood urea nitrogen in serum and N-acetil-β-D-gulucosaminidase in urea as well as high values of leucocytes. Bacillus pumilus was purely isolated from the urine. The cow recovered on day 38 of illness after 15 intramuscular and intravenous injection of PCG and SM.