Tendência histórica dos coeficientes de mortalidade de bezerros em Minas Gerais, de 1960 a 1985 / Historic tendency of the mortality rates of calves in Minas Gerais, Brazil, from 1960 to 1985

RESUMO

Calf mortality in Minas Gerais, Brazil, from 1960 to 1985 was analised. District was used as a primary unit of study, grouped in homogenous micro and mesoregions. Mortality rate tended to be estable in the 25 years studied. It is discussed the determination of the epidemiological profile by the economic conditions, and organization livestock production