1. Programa Agua-Suelo, National Technological Institute of Mexico, Technological Institute of Torreón (ITT)-DEPI, Graduate Studies and Research Division, Torreón 27190, Mexico
2. Faculty of Biological Sciences, Autonomous University of Coahuila, Torreón 27276, Mexico
3. Polytechnic University of the Laguna Region, San Pedro de las Colonias 27942, Mexico