OKOLI, C. G.; ANUNIKE, C.; OWUAMA, C.; CHINWEZE, C.; OKOLI, I. Evaluation of biogas production rate and biochemical changes in pig dung used in a simple mobile bio-digester. Animal Production Research Advances, [S. l.], v. 1, n. 1, 2006. DOI: 10.4314/apra.v1i1.36288. Disponível em: https://www.ajol.info/index.php/apra/article/view/36288. Acesso em: 10 oct. 2026.