Treatment (2) Days (2) administration (1) secteur des services (1) saison (1) protocole (1) nutriment (1) effet (1) âge (1) taux (1) Reproduction (1) Control (1) Animal feeding (1) Rates (1) Values (1) Testosterone (1) Suffering (1) State, The (1) Spermatozoa (1) Sex customs (1) Sex (1) Serum (1) Semen (1) Reproduction (1) Pregnancy (1) Political science (1) Placenta (1) Performance (1) Oxytocin (1) Milk yield (1)