Carrasco Carrasco R, Figueredo Calvo R, Masaquiza Moposita D, Curbelo Rodríguez L. Characterization of Cattle Farms for Rural Extension Work in Ecuador I. Determination of the main heterogeneities. RPA [Internet]. 20oct.2017 [citado 3jul.2024];29(2):1-. Available from: https://revistas.reduc.edu.cu/index.php/rpa/article/view/1991