Abstract
The purpose of the present proposal is to identify the effect of 3 different doses of estradiol benzoate (EB, 1, 1,5 and 2 mg) on the follicular dynamics of Zebu cows. In a second experiment, the effects of previously mentioned doses of EB on luteal dynamics when used in a resynchronization protocol at 14 days after IATF will be evaluated by B-mode and Color-Doppler ultrasonography and pl…