Influence of biochar on the microflora in reclaimed soils in the area of the Medet mine from the Asarel-Medet metallurgical plant in Bulgaria. Bulgarian Journal of Crop Science, [S. l.], v. 62, n. 4, p. 91–97, 2025. DOI: 10.61308/CMII1237. Disponível em: https://agriacad.eu/ojs/index.php/bjcs/article/view/4913.. Acesso em: 16 jun. 2026.