PUNNOSE, Ammu; ANITHA, S. Production and characterisation of biochar from different organic materials. Journal of Tropical Agriculture, [S. l.], v. 53, n. 2, p. 191–196, 2016. Disponível em: https://jtropag.kau.in/index.php/ojs2/article/view/351. Acesso em: 3 may. 2024.