Influence of enzootic bovine leukosis virus upon the incidence of subclinical mastitis in cows at a different stage of infection

Autor: Sandev, Nikolay
Matična publikacija: Veterinarski arhiv (Tisak) (2004)

Prevalence of enzootic bovine leukosis in the Republic of Bulgaria in 1997-2004

Autor: Sandev, Nikolay
Matična publikacija: Veterinarski arhiv (Tisak) (2006)

Prevalence of enzootic bovine leukosis in south-eastern Bulgaria during the period 1998-2000

Autor: Sandev, Nikolay
Matična publikacija: Veterinarski arhiv (Tisak) (2001)