Effect of follicular wave stage on potential fertility predictors and their repeatability coefficient in prepubertal Bos indicus (Nellore) and Bos taurus (Caracu) heifers oleh J.R. Bevilaqua, N.N. Rodrigues, G.F. Rossi, M.A.F. Pupin, M.O. Silva, M.S. Borges, L.G. Fernandes, M.E.Z. Mercadante, F.M. Monteiro, M.E.F. Oliveira