ABSTRACT
DURATION OF THE ESTROUS CYCLES IN THE KARAKUL EWES

Ernesto Santisteban M.1, M. Angélica Morales M.2 y Eugenio Hernández B.3
 

In Karakul ewes is studied the length of estrous cyele. The estrous cyeles presents a mean of 18 days and a standard deviation of 2.4 days. Most estrous cycles ranges from 17 to 19 days. The mode was 18 days. The length of estrous cycles was compared with other sheep breeds studied before; ir values are very similar to those of the Corriedale.

Keywords:
1Departamento Producción Animal, Sede Santiago Sur, Universidad de Chile.
2Departamento Ciencias Naturales y Exactas, Sede Santiago Sur, Universidad de Chile.
3División Industrial Consumo Corriente, Cuero y Calzado, CORFO.