Assessment of field fertility and several in vitro sperm characteristics following the use of different Angus sires in a timed-AI program with suckled Nelore cows - Oliveira, Letícia Zoccolaro; Arruda, Rubens Paes de; Andrade, André Furugen Cesar; Celeghini, Eneiva Carla Carvalho; Santos, Ricarda Maria dos; Beletti, Marcelo Emílio; Peres, Rogério Fonseca Guimarães; Oliveira, Clara Slade; Lima, Vera Fernanda Martins Hossepian de (Livestock Science, 2012)