Extraction and Characterization of Fluvic Acids from Agro-Industrial Wastes: An Innovative Waste Management Strategy. Plant Bulletin, [S. l.], v. 4, n. 1, p. 17–25, 2025. DOI: 10.55627/pbulletin.004.01.1093. Disponível em: https://rootspress.org/journals/pbulletin/article/view/1093. Acesso em: 2 apr. 2026.