temps (durée) (1) embryon (1) effet (1) ordre (1) taux (1) Rates (1) Ultrasonic imaging (1) Time (1) Pregnancy (1) Ovaries (1) Order (1) Impact (1) Heifers (1) Examinations (1) Estrus (1) Embryo transplantation (1) Days (1) Day (1) Cows (1) Corpus luteum (1) Embryos (1) Transfer (1) Rates (1) Pregnancy (1) Quality (1) Embryos (1) Examinations (1)