Immunisation of ewes against oestradiol-17â in an attempt to increase the yield of viable
The effect of immunization against oestradiol-17â (E2) on fertilization rates and of human chorionic gonadotrophin (hCG) in reducing the proportion of unovulated follicles from super ovulated ewes was examined. Forty South African Mutton Merino ewes were divided into four treatments…
