Variation in plasma luteinising hormone levels, return to ostrus and ovulation rates in sows on different planes of sorghum based rations. Makerere University Journal of Agricultural & Environmental Sciences, [S. l.], v. 4, n. 1, p. 49–54, 2001. DOI: 10.70060/mak-jaes-2001-120. Disponível em: https://journals.mak.ac.ug/mujaes/article/view/120. Acesso em: 2 mar. 2026.