Induction of first postpartum LH surge with GnRH or estradiol benzoate administration, in Nelore cows with or without nutritional supplementation - Pinheiro, V. G. [UNESP]; Satrapa, R. A.; Cury, J. R. L. M.; Nogueira, Guilherme de Paula [UNESP]; Barros, C. M. (Nottingham University Press, 2010)