Economic efficiency of conservation practices involving a pre-crop in a wheat-maize rotation grown on sloping terrain. Bulgarian Journal of Soil Science, Agrochemistry and Ecology, [S. l.], v. 58, n. 2, p. 37–45, 2024. DOI: 10.61308/NGFL7829. Disponível em: https://agriacad.eu/ojs/index.php/bjssae/article/view/966.. Acesso em: 10 feb. 2026.