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Aspectos qualitativos da água subterrânea no Campus da UFSM, Santa Maria - RS
(Universidade Federal de Santa Maria, 2005-02-28)
Nowadays there is an expressive increase of the use of groundwaters because of the lower cost for treatment, distribution and, mainly the scarcity of hydrous resources. Over the years 40 tubular wells were drilled to supply ...
Avaliação da qualidade da água e dos resíduos sólidos no sistema de drenagem urbana
(Universidade Federal de Santa Maria, 2005-02-25)
This work was developed to evaluate the pollutant load of water and litter, transmitted by the net of urban drainage, in two catchments, located at Santa Maria RS. Water quality and litter data were collected and compared ...
Uso do tanino no processo de tratamento de água como melhoria em sistema de gestão ambiental.
(Universidade Federal de Santa Maria, 2005-06-09)
The present work carried through frigorific in Rio Grande do Sul state , had for objective to evaluate the use and application of the floculante agent tanning bark in the water treatment as well as of the deriving water ...