Brito Mancero MY, Yaulema Garcés FM, Santillán Quiroga LM. Environmental economic assessment of the soil resource of three rural parishes of the Riobamba Canton . CCD [Internet]. 2020Jul.30 [cited 2026Jul.21];3(3):397-15. Available from: https://doi.org/10.33262/concienciadigital.v3i3.1331