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Effect of calving date on lifetime productivity of cows in a winter-calving Aberdeen Angus herd
ArticleAbstract: Lifetime productivity of 408 Aberdeen Angus cows from the Estacion Experimental Agropecuaria (EEA) oPalabras claves:Beef cows, calving season, productive lifeAutores:Carrillo J., Garcia Paloma J., Grondona M., Miquel M., Ricardo Alberio, Schiersmann G.Fuentes:scopusReproductive control in beef cows through vaginal progesterone; Effects of various factors on fertility
ArticleAbstract: A treatment based on progesterone impregnated vaginal sponges has been used to control breeding in sPalabras claves:Artificial insemination, Cows, Oestrus, progesterone, SyncronizationAutores:Burges J., Butler H.M., Callejas S.S., Doray J., Ricardo Alberio, Schiersmann G., Torquati O.Fuentes:scopus