Technical note: Adaptation of fermentation bottles for in vitro study, use of filter bag and its effect on digestibility and methane production. Acta Scientiarum. Animal Sciences, [S. l.], v. 48, n. 1, p. e75364, 2026. DOI: 10.4025/actascianimsci.v48i1.75364. Disponível em: https://www.periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/75364. Acesso em: 29 maio. 2026.