Castellanos Gonzalez, L., Thomas Manzano, J.S. and Hernández Tabaco, B. 2020. Characterization of irrigation water in 90 proposed farms for 18 agroecological models in Norte de Santander, Colombia. INGE CUC. 16, 2 (May 2020), 30–44. DOI:https://doi.org/10.17981/ingecuc.16.2.2020.03.