MASHAEL MOHAMMED, Mashael; ABD_ALLAH, Falah. The effect of adding different levels of lycopene on some semen characteristics and antioxidant enzymes of diluted and frozen semen of Arabian rams. University of Thi-Qar Journal of agricultural research, [S. l.], v. 15, n. 1, p. 62–72, 2026. DOI: 10.54174/jr4xv363. Disponível em: https://jam.utq.edu.iq/index.php/main/article/view/635.. Acesso em: 3 jun. 2026.