“Erosion and Loss of Nutrients in Different Farming Systems of a Watershed in the Periurban Area of the City of Puebla, Mexico”. TERRA LATINOAMERICANA 35, no. 3 (July 6, 2017): 229–235. Accessed June 12, 2026. https://terralatinoamericana.org.mx/index.php/terra/article/view/134.