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Mostrando ítems 11-20 de 98
Herbicidas no alto rio Poxim, Sergipe e os riscos de contaminação dos recursos hídricosHerbicides in the upper Poxim river, Sergipe, and the risk of contamination of water resources
(Universidade Federal do Ceará, 2012)
A crescente atividade agrícola em áreas de mananciais tem causado preocupações quanto à contaminação por herbicidas em áreas agrícolas. O problema se torna mais importante quando a contaminação pode afetar a água para uso ...
Teor de flúor na água de poços superficiais
(2012-08-06)
Most of the water supplies in Brasil have a low Fluoride concentration, however there are some places where these concentrations are above the recommended as suitable for human consumption, causing chronicle intoxication, ...
Assessment of surface water quality in the city of rio claro/sp – brazilAvaliação da qualidade das águas superficiais do município de rio claro/sp
(2019-12-19)
The aim of this study was to perform a diagnosis of surface water and sewage system of the municipality of Rio Claro, State of São Paulo, Brazil. For this, data of surface water quality parameters of five sampling points ...
Teor de flúor na água de poços superficiais
(Universidade Federal de Uberlândia (UFU), 2012-05-01)
Most of the water supplies in Brasil have a low Fluoride concentration, however there are some places where these concentrations are above the recommended as suitable for human consumption, causing chronicle intoxication, ...
Geochemistry of intertidal sediment pore waters from the industrialized Santos-Cubatão Estuarine System, SE Brazil
(Academia Brasileira de Ciências, 2012)
Hidrogeochemistry and water quality index from Alto Jacaré-Pepira Watershed (SP), BrazilHidrogeoquímica e qualidade das águas superficiais na bacia do Alto Jacaré-Pepira (SP), Brasil
(2015-01-01)
Hydrogeochemical studies have been used in order to define chemical reactions produced by water-rock interactions that are responsible to imprint the natural characteristics of surface water, as well as indicate the effects ...
Denudação química e implicações na composição das águas superficiais da Bacia do Rio Jaú (SP)
(2012)
This work evaluated the geochemical denudation and implications in the composition of surface waters from Jaú River basin, six sampling points were established and six fi eld campaigns were carried out in 08/14/2009, ...
Avaliação da contaminação de águas por resíduos de picloram utilizando a tecnita do bioensaio.
(Revista Brasileira de Toxicologia, v.6, 1993. Suplemento., 2015)