Characterization of Tobacco Stem Biochar for Controlled Release Fertilizer at Varying Pyrolysis Conditions. Indonesian Journal of Chemical Science, [S. l.], v. 14, n. 3, p. 97–113, 2025. DOI: 10.15294/ijcs.v14i3.29335. Disponível em: https://journal.unnes.ac.id/journals/ijcs/article/view/29335. Acesso em: 5 dec. 2025.