Comparison of GHG emissions between efficient and inefficient broiler farms in Kaduna state of Nigeria using Data Envelopment Analysis (DEA): environmental sustainability . Emergent Life Sciences Research, [S. l.], p. 54–66, 2017. DOI: 10.7324/ELSR.2017.325466. Disponível em: https://emergentresearch.org/index.php/ELSR/article/view/81. Acesso em: 10 aug. 2026.