| [bovine leukemia virus (blv): prevalence in the cuenca lechera mar y sierras from 1994 to 1995]. | the cuenca lechera mar y sierras (clms) includes about 300 dairy farms located in the counties of tandil, balcarce, juarez, ayacucho, general pueyrredón, gonzalez chavez and necochea, in the province of buenos aires. the purpose of this investigation was to determine the prevalence of infection caused by bovine leukemia virus (blv) in the clms. we investigated the presence of anti-blv antibodies in 4,203 milk samples taken from 73 dairy farms belonging to the clms. an indirect elisa, which is de ... | 1997 | 9411488 |