Influence of NPK fertilizer and humic liquid extract from vermicompost on plant growth, nutrient status and productivity of oriental tobacco. Bulgarian Journal of Soil Science, Agrochemistry and Ecology, [S. l.], v. 56, n. 4, p. 10–20, 2022. Disponível em: https://agriacad.eu/ojs/index.php/bjssae/article/view/1503.. Acesso em: 21 jan. 2026.