Authors: RATNAYAKE DRTG BERGLUND B BERTILSSON J FORSBERG M GUSTAFSSON H

Citation: Drtg. Ratnayake et al., FERTILITY IN DAIRY-COWS MANAGED FOR CALVING INTERVALS OF 12, 15 OR 18MONTHS, Acta veterinaria Scandinavica, 39(2), 1998, pp. 215-228