Analysis of the agricultural production system and its contribution to the family economy in the province of pastaza. PREPRINT UEA AGROPECUARIA, 2026. DOI: 10.59410/PREPRINT-UEA-vAGP2324ep11-158. Disponível em: https://preprints.uea.edu.ec/index.php/agr/preprint/view/158. Acesso em: 5 nov. 2026.