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    Descripción: ...According to the results obtained, no statistically significant differences were found in the enzymatic activity at low, medium and high flow rates, although a higher concentration of nutrients was observed at low and medium flow rates than at high flow rates. ...
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    Autores Laguado, José
    Publicado 2007-07-01
    Palabra clave: ...Flow cytometry...
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    Descripción: ...Este estudio demuestra la opción de reducir la contaminación por materia orgánica utilizando humedales construidos.Abstract: Constructed wetlands appear at the present time like a promising technology in reducing the pollution by waste waters; this study investigated the organic matter removal with synthetic waste water, in terms of chemical oxygen demand (COD), biological oxygen demand (BOD5) and in situ measurements of pH, oxygen and temperature every 15 days, during three months, in six horizontal subsurface-flow constructed wetland systems, in pilot scale, seeded with three different macrophytes: Canna limbata, Heliconia psittacorum and Phragmites sp; the average removals of COD were of 97,31 % and 95,94 % for Canna limbata; 94,49 % and 93,50 % for Heliconia psittacorum; 97,39 % and 97,13 % for Phragmites sp. ...
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    Descripción: ...The purpose of this study was directed toward evaluating the feasibility of SDUV for in vivo measurements of healthy swine kidney during acute gradual decease of renal blood flow. In this study in vivo SDUV measurements were made on a group of 5 normal swine kidneys at baseline renal blood flow (RBF) and 25, 50, 75 and 100% decrease in RBF. ...