Search Results - "FONTES, Mauricio P. F"

Arsenic and trace metals in river water and sediments from the southeast portion of the Iron Quadrangle, Brazil by Varejão, Eduardo V. V, Bellato, Carlos R, Fontes, Maurício P. F, Mello, Jaime W. V

“…The Iron Quadrangle has been one of the most important gold production regions in Brazil since the end of the seventeenth century. There, arsenic occurs in…”
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Mercury fractionation in stream sediments from the Quadrilátero Ferrífero gold mining region, Minas Gerais State, Brazil by Varejão, Eduardo V. V, Bellato, Carlos R, Fontes, Maurício P. F

“…The Iron Quadrangle (IQ) region, located in the state of Minas Gerais, has been the most important gold producing area in Brazil since the end of seventeenth…”
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ARSENIC AND TRACE METALS IN WATER AND SEDIMENT OF THE VELHAS RIVER, SOUTHEASTERN IRON QUADRANGLE REGION, MINAS GERAIS, BRAZIL by Silva, Danilo, Bellato, Carlos, Marques Neto, José, Fontes, Maurício

“…This work was undertaken in the Velhas River Basin, in the municipalities of Rio Acima, Nova Lima, Raposos and Sabará, upstream of the city of Belo Horizonte…”
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Copper, nickel and zinc accumulations in lettuce grown in soil amended with contaminated cattle manure vermicompost after sequential cultivations by Jordão, Cláudio P., de Andrade, Renato P., Cotta, Aloísio J.B., Cecon, Paulo R., Neves, Júlio C.L., Fontes, Mauricio P.F., Fernandes, Raphael B.A.

“…The Cu, Ni and Zn accumulations in leaves and roots of lettuce (Lactuca sativa L) grown in soil amended with natural and contaminated cattle manure…”
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Assessment of Physical-Chemical Characteristics of Water and Sediments from a Brazilian Tropical Estuary : Status and Environmental Implications by Ornelas, Vanessa C., de Andrade, Marta V. A. S., Pereira, Madson de G., de Almeida, Raimunda A. N., Fontes, Maurício P. F., Ribeiro, Joselito N., Ribeiro, Araceli V. F. N., dos Santos, Arnaud V., Souza, Adriana N., de Araújo, Claudiane B., de Araújo, Ana C. B., Onofre, Cássia R. E., Korn, Maria das G. A.

“…The environmental quality of the Jacuípe River's estuary (very important in northeastern Brazil) was assessed during 2007 and 2008. In water, concentrations…”
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Selectivity Sequence and Competitive Adsorption of Heavy Metals by Brazilian Soils by Gomes, Paulo C., Fontes, Mauricio P.F., Silva, Aderbal G., S. Mendonça, Eduardo, Netto, André R.

“…Heavy‐metal cations can be introduced into agricultural soils by application of fertilizers, liming materials, sewage sludge, composts, and other industrial…”
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Color attributes and mineralogical characteristics, evaluated by radiometry, of highly weathered tropical soils by Fontes, M.P.F, Carvalho, I.A. Jr

“…Highly weathered soils are important around the world. Determination of their observed colors and acquisition of spectral curves were used to study their…”
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Land suitability, water balance and agricultural technology as a Geographic-Technological Index to support regional planning and economic studies by Fontes, Mauricio P.F., Fontes, Rosa M.O., Carneiro, Patrício A.S.

“…Land suitability, water balance and agricultural technological inputs are important characteristics of the soil as a natural resource and can play a…”
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Geochemistry and spatial distribution of heavy metals in Oxisols in a mineralized region of the Brazilian Central Plateau by Burak, Diego Lang, Fontes, Mauricio P.F., Santos, Nerilson Terra, Monteiro, Lena Virginia Soares, Martins, Eder de Sousa, Becquer, Thierry

“…The majority of the soils of the Central Plateau of Brazil are product of long time development over stable surfaces, usually associated with erosion and…”
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Relationship between magnetization and trace elements content of Brazilian soils from different parent materials by DE OLIVEIRA, Teogenes S, FONTES, Mauricio P. F, DA COSTA, Liovando M, HORN, Adolf Heinrich

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Speciation, bioaccessibility and potential risk of chromium in Amazon forest soils by Moreira, Leo J.D., da Silva, Evandro B., Fontes, Maurício P.F., Liu, Xue, Ma, Lena Q.

“…Even though the Amazon region is widely studied, there is still a gap regarding Cr exposure and its risk to human health. The objectives of this study were to…”
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Lead speciation and availability affected by plants in a contaminated soil by Amorim, Helen C.S., Hurtarte, Luís C.C., Vergütz, Leonardus, Silva, Ivo R., Costa, Oldair D.V., Pacheco, Anderson A., Fontes, Maurício P.F.

“…Changes in lead (Pb) speciation in the rhizosphere may be plant species-dependent and dictate Pb fate and behavior in the soil-plant system. X-ray absorption…”
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TRACE ELEMENTS IN RIVER WATERS AND SEDIMENTS BEFORE AND AFTER A MINING DAM BREACH (BENTO RODRIGUES, BRAZIL) by Silva, Danilo, Bellato, Carlos, Marques Neto, José, Fontes, Maurício

“…On November 5, 2015, the Fundão dam ruptured which caused the spill of a large quantity of tailings from the extraction of iron ores to the Gualaxo do Norte,…”
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Technical and environmental assessment of the incorporation of iron ore tailings in construction clay bricks by Mendes, Beatryz C., Pedroti, Leonardo G., Fontes, Mauricio P.F., Ribeiro, José Carlos L., Vieira, Carlos M.F., Pacheco, Anderson A., Azevedo, Afonso R.G. de

“…•The iron ore tailings contribute to reduce the firing linear shrinkage.•The incorporation of 29,1% IOT is technically feasible.•The new developed brick can be…”
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Preparation and evaluation of hydrotalcite-iron oxide magnetic organocomposite intercalated with surfactants for cationic methylene blue dye removal by Miranda, Liany D.L., Bellato, Carlos R., Fontes, Maurício P.F., de Almeida, Marciano F., Milagres, Jaderson L., Minim, Luis A.

“…[Display omitted] •Proposed mechanism of interaction between hydrotalcite and surfactants.•Organocompounds, HT-iron oxide interspersed with surfactants, are…”
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Influence of Chemical Composition of Eucalyptus Wood on Gravimetric Yield and Charcoal Properties by Pereira, Bárbara Luísa Corradi, Carneiro, Angélica De Cássia Oliveira, Carvalho, Ana Márcia Macedo Ladeira, Colodette, Jorge Luiz, Oliveira, Aylson Costa, Fontes, Maurício Paulo Ferreira

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Vulnerability of tropical soils to heavy metals: A PLS-DA classification model for Lead by Soares, Liliane C., Alves, Júnia de O., Linhares, Lucília A., Egreja Filho, Fernando B., Fontes, Maurício P.F.

“…One of the most important components of the soil vulnerability to heavy metals is related to a situation where the critical load of the soil be exceeded,…”
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Comparing calcium chloride, barium chloride, and hot water extractions and testing activated charcoal plus azomethine-H dosage for boron determination in Brazilian soils by Ferreira, Gilvan B., Fontes, Renildes L. F., Fontes, Maurício P. F., Alvarez Venegas, Victor H.

“…Most acid soils have low boron (B) contents which hampers the efficiency of B extraction. The setting of a suitable B extraction method for Brazilian acid…”
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Chemical and Mineralogical Properties of Kaolinite‐Rich Brazilian Soils by Melo, V.F., Singh, B., Schaefer, C.E.G.R., Novais, R.F., Fontes, M.P.F.

“…Highly weathered kaolinitic soils in Brazil often have adequate levels of K and Mg to support plant growth. The source of K and Mg in these soils and their…”
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