The influence of separation distance during the preconditioning period of the male effect approach on reproductive performance in sheep. - Cavalcanti Caldas, Eduardo Luiz; Freitas Neto, Leopoldo Mayer; Almeida-Irmão, José Monteiro; Ferreira-Silva, José Carlos; Corrêa Silva, Priscila Germany; Veloso Neto, Humberto Fernandes; Neves, Jairo Pereira; Moura, Marcelo Tigre; Lima, Paulo Fernandes; Lemos Oliveira, Marcos Antônio (Veterinary Science Development, 2015)