Yield and some productivity elements of sweet maize varieties and hybrids with different sowing time as main and secondary crops. Bulgarian Journal of Crop Science, [S. l.], v. 62, n. 5, p. 18–27, 2025. DOI: 10.61308/QKIE6824. Disponível em: https://agriacad.eu/ojs/index.php/bjcs/article/view/5734.. Acesso em: 16 nov. 2025.