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El bienestar y la salud emocional del docente universitario. Reflexión desde la ecología emocional
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La pedagogía de la Nueva Escuela Mexicana vista desde la Escuela Activa
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Identification of microorganisms at different times in a bioleaching process for the recovery of gold and silver from minerals in oxide form
Published 2025-01-01“…Native bacteria and varying ratios of mineral pulp to culture medium (20/80, 37.5/62.5, and 50/50 %) from a mining operation in Zacatecas, Mexico, were evaluated. The mineral was crushed to a particle size of 0.125 inches or smaller, containing gold and silver concentrations of 0.609 g/ton and 138.89 g/ton, respectively. …”
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