Madeira River
A description of mercury in fishes from the Madeira River Basin, Amazon, Brazil
... the Madeira River from its major Bolivian tributaries (Maurice-Bourgoin et ...Negro River reveal elevated Hg concentrations, what it carries to consider its natural source (Fadini & Jardim, ...
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Spatial segregation between Chalceus guaporensis and Chalceus epakros (Osteichthyes: Characiformes) in the Madeira River, Amazon Basin
... the Madeira River Basin, especially in the Machado River, and no specimens were collected upstream from the Jirau ...upper Madeira River ...
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The impacts of land use changes in the mercury flux in the Madeira River, Western Amazon
... the Madeira River Basin is most probably responsible for maintaining elevated Hg levels observed even today in many compartments of the region, in particular in high trophic level fish species and riverine ...
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Fishery in riverine communities of the middle Madeira river Rondônia
... The fisheries importance in the family unit of production and the identification of factors that influence it, make up the gap in the characterization of the activity in the Amazon region under the impendence of large ...
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Late Quaternary vegetation dynamics from central parts of the Madeira River in Brazil
... Because the samples are spread over different mor- phostratigraphic units of the Madeira River, the palynologi- cal data obtained are also distributed over time and space. Palynological researches generally ...
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Age and growth of the Amazonian migratory catfish Brachyplatystoma rousseauxii in the Madeira River basin before the construction of dams
... lower Madeira (Brazil) and the upper Madeira (Bolivia and ...the Madeira River basin and along the Amazon River mainstem (from the Estuary to Iquitos; Alonso 2002), calculated from the ...
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Composition and trophic structure of the ichthyofauna from a stream downriver from Santo Antonio Falls in the Madeira River, Porto Velho, RO
... Annual Madeira River level variation between dry and flood season ranges from 11 to 13 m and it is distinct from values observed in central Amazon (Bittencourt & Amadio ...upper Madeira ...
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Late quaternary dynamics in the Madeira river basin, southern Amazonia (Brazil), as revealed by paleomorphological analysis
... the Madeira River through ...challenging. Madeira´s paleodrainage reveals the superposition of tributary channels formed by multiple avulsions within a given time period, rather than downstream ...
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Fishes from the Jaru Biological Reserve, Machado River drainage, Madeira River basin, Rondônia State, northern Brazil
... the Madeira River Basin in the Brazilian territory have focused either on a relatively small area or on specific ...Jamari River (Santos 1996), 133 from the Marmelos River (Camargo & ...
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Crato, Santo Antonio and the Madeira River in the context of the rubber economy
... Após a criação do Território mudanças foram realizadas na composição dos seus municípios que culminaram com uma nova divisão administrativa em 1945. Fixou essa divisão a existência de apenas dois municípios no Território ...
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J. Braz. Chem. Soc. vol.20 número6
... (occurring in the Madeira River above the Teotônio Falls) and I. g. humboltiana (occurring in the Orinoco River Basin). The species is classified into the Iniidae family and is morphologically very ...
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Dario Pires de Carvalho1 , Ronaldo de Almeida2 , Ângelo Gilberto Manzatto1 , Osvaldino Brito de Freitas2 and Wanderley Rodrigues Bastos
... of Madeira River in the transport of metals by suspended particulate matter (SPM), since the SPM in Madeira River is composed mainly by clays like kaolinite, smectite, chlorite, and illite ...
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Estud. av. vol.22 número64 en a08v2264
... Mamoré river) and Porto Velho, on the Madeira ...the Madeira river between the two cities (see Figures 1 and 2), which hampered navigation, and was expected to contribute to the exportation of ...
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MICROMETEOROLOGICAL ENVIRONMENTS AND BIODIVERSITY IN A CLOSED FOREST AND AT A TREE-FALL GAP IN CENTRAL AMAZONIA
... the Madeira River in dry season (August to September 2003) and rainy season (March 2004), and were compared to the number of species per family and the number of seedlings obtained from forest ...
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Assessment of trace metals in Amazonian fish exposed to untreated urban sewage: high chromium concentrations in fish tissues
... There are many ecological risk assessment studies focused on fish contamination by mercury in the Madeira River Basin, due the historical gold rush in the region between 1970s and 1990s. It is estimated ...
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Efeito da região e da madeira de eucalipto nas propriedades do carvão vegetal
... A madeira de maior porosidade e menor densidade tem uma secagem facilitada e permite também melhor expulsão dos gases gerados na ...na madeira deve estar distribuída de forma mais homogênea nos sentidos ...
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Modificação da cor original da madeira de Eucalyptus grandis através de tratamentos termorretificadores.
... a madeira termorretificada apresenta uma vantagem estética, já que esta adquire uma cor similar às madeiras tropicais, sendo, portanto, apreciada para inúmeras ...da madeira, o qual tende a aumentar em ...
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PROPRIEDADES FÍSICAS E MECÂNICA DA MADEIRA DE SUCUPIRA BRANCA [ Pterodon pubescens (BENTH.) BENTH.)]VALE, Ailton Teixeira do; PIMENTEL, Janaina Wanderley; MENEZZI, Cladio Henrique Soares Del; DANTAS, Vandui Francisco de Siqueira.
... de madeira de Vochysia thyrsoidea (gomeira) a 12% de umidade, encontraram os seguintes valores para resistência: à flexão estática, 64,6Mpa; à compressão paralela às fibras, 27,0MPa; à compressão perpendicular às ...
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Determinação da carga crítica de instabilidade lateral no regime linear elástico,...
... Segundo Moody et al. (1999), a introdução da MLC, nos Estados Unidos da América, ocorreu em um edifício erguido em 1934 no Forest Products Laboratory, em Wisconsin. Com o avanço das pesquisas, que provaram a ...
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PROPRIEDADES FÍSICAS E MECÂNICAS DA MADEIRA DE Eucalyptus benthamii SOB EFEITO DO ESPAÇAMENTO DE PLANTIO PHYSICAL AND MECHANICAL PROPERTIES OF Eucalyptus benthamii WOOD UNDER THE EFFECT OF THE PLANTING SPACING Cristiane Carla Benin1 Luciano Farinha Watzla
... da madeira observada neste estudo está de acordo com resultados encontrado por Vital, Pereira e Della Lucia (1981), Chies (2005) e Lassere et ...da madeira, pode colaborar para a formação de maior proporção ...
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