Delgadillo Ruiz, O. and Leos Rodríguez, J.A. 2021. Evolution and characterization of basic grain Production in Mexico, 1980-2016. Agricultura, Sociedad y Desarrollo. 17, 4 (Feb. 2021), 637–650. DOI:https://doi.org/10.22231/asyd.v17i4.1396.