Quezada Ortega VP, Avila Calle MB, Castillo Ortega Y. Proposal of normative guidelines for the use of rural soil in the case of canton Palora Morona Santiago province. CD [Internet]. 2021Jan.2 [cited 2024May18];5(1):114-32. Available from: https://www.cienciadigital.org/revistacienciadigital2/index.php/CienciaDigital/article/view/1519