Sánchez-Toledano , Blanca Isabel, Zein Kallas, and José María Gil. 2017. “he mportance of farmers’ ocial, nvironmental and conomic bjectives in mproved orn eeds doption in hiapas, México”. evista e a acultad e iencias grarias NCuyo 49 (2):269-87. https://revistas.apps.sid.uncu.edu.ar/ojs3/index.php/RFCA/article/view/3085.