Repositorio UMSNH

Listar por autor "Quezada Martínez, Gabriela"

Listar por autor "Quezada Martínez, Gabriela"

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  • Quezada Martínez, Gabriela (Universidad Michoacana de San Nicolás de Hidalgo, 2008-02)
    The protection of public health, today is one of the purposes which are mainly in pollution control. However, conservation of water resources, protection of fishing areas and the maintenance of recreational waters are ...