Environmental factors and interval from the introduction of rams to estrus in postpartum Saint Croix sheep.Published in:Tropical Animal Health & Production, 2011, v. 43, n. 4, p. 887, doi. 10.1007/s11250-011-9779-3By:Dávila, Fernando;Bernal, Hugo;Colín, Javier;Olivares, Emilio;Bosque, Alejandro.;Ledezma, Rogelio;Ungerfeld, RodolfoPublication type:Article