Barra Bonita Reservoir
Mostrando 25-28 de 28 artigos, teses e dissertações.
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25. Degradação da glicose pelo bacterioplâncton: mineralização e formação de produtos intermediários.
This study aimed compare the bacterioplankton heterotrofic potential and the routes of glucose mineralization, and also determined some polymeric monossacharides produced by bacterioplankton. Water samples were collected in the Barra Bonita reservoir SP (2232 34.5 S and 4829 26.4 W) in two periods (February/01 e July/01), filtered and enriched with glucose.
Publicado em: 2002
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26. Monitoramento de gases causadores do efeito estufa em reservatorios de usinas hidroeletricas
The proposal of this work was to evaluate, through field experiments using na static chamber, the contribuition of hydroelectric power generation to the greenhouse effect due to the evasion/invasion of CO2 at the water/air interface of reservoirs. The developde procedure uses na static chamber to colect CO2, what is then measured with the help of Flow Inject
Publicado em: 2001
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27. Acid-basic and complexation properties of a sedimentary humic acid. A study on the Barra Bonita reservoir of Tietê river, São Paulo State, Brazil
Estudaram-se as propriedades ácido-base e de complexação de ácido húmico (AH) isolado de sedimento de rio por titulação potenciométrica, adotando-se o modelo de distribuição de sítios discretos e funções de Gran modificadas para tratamento dos dados. Foram caracterizadas seis classes de grupos tituláveis, com valores de pK entre 2,4 e 10,2. Gru
Journal of the Brazilian Chemical Society. Publicado em: 2001
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28. Isolamento, purificação e estudos de complexação de substâncias húmicas / Isolation, purification and complexation studies of humic substances
The aim of the present work was to study the humic substances, with emphasis to the humic acid (HA) fraction isolated from sediments of the Tietê River, collected at the Barra Bonita reservoir. The extraction of the humic acid was performed according to the procedure proposed by the International Humic Substances Society (I.H.S.S.). A commercial humic acid
Publicado em: 1998