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Hector Rubio-Arias, Nora I. Rey, Rey M. Quintana, G. Virginia Nevarez and Oskar Palacios
Lago de Colina (Colina Lake) is located about 180 km south of the city of Chihuahua (Mexico), and during the Semana Santa (Holy Week) vacation period its recreational use is high. The objective of this study was to quantify coliform and heavy metal level...
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