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Soil as an integrating factor between environmental components and agricultural production PAB
Reatto,Adriana; Passos,Renato Ferreira.
Tipo: Info:eu-repo/semantics/other
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2016000900003
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Current overview and potential applications of the soil ecosystem services approach in Brazil PAB
Prado,Rachel Bardy; Fidalgo,Elaine Cristina Cardoso; Monteiro,Joyce Maria Guimarães; Schuler,Azeneth Eufrausino; Vezzani,Fabiane Machado; Garcia,Junior Ruiz; Oliveira,Aline Pacobayba de; Viana,João Herbert Moreira; Pedreira,Bernadete da Conceição Carvalho Gomes; Mendes,Ieda de Carvalho; Reatto,Adriana; Parron,Lucília Maria; Clemente,Eliane de Paula; Donagemma,Guilherme Kangussu; Turetta,Ana Paula Dias; Simões,Margareth.
Abstract Human pressure on ecosystems has undesirable impacts on human well-being. After the Millennium Project, much interdisciplinary research has been developed worldwide aiming to understand these impacts on ecosystem flows and processes, and to learn about the costs and the benefits of ecosystem services for production. Soil provides many ecosystem services, since its multi-functionality is the basis for food production, water filtration, nutrient cycling, and other goods essential to life. This article presents the main concepts and classifications of soil ecosystem services and of its functions; the indicators and the methods for assessment, modeling, and valuation of ecosystem services; some recent applications to assess and evaluate impacts of...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Economic valuation; Environmental services; Soil function; Soil indicators; Soil management; Public policy; Soil quality.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2016000901021
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Surface Complexation Modeling in Variable Charge Soils: Prediction of Cadmium Adsorption Rev. Bras. Ciênc. Solo
Marchi,Giuliano; Vilar,Cesar Crispim; O’Connor,George; Oliveira,Letuzia Maria de; Reatto,Adriana; Rein,Thomaz Adolph.
ABSTRACT Intrinsic equilibrium constants for 22 representative Brazilian Oxisols were estimated from a cadmium adsorption experiment. Equilibrium constants were fitted to two surface complexation models: diffuse layer and constant capacitance. Intrinsic equilibrium constants were optimized by FITEQL and by hand calculation using Visual MINTEQ in sweep mode, and Excel spreadsheets. Data from both models were incorporated into Visual MINTEQ. Constants estimated by FITEQL and incorporated in Visual MINTEQ software failed to predict observed data accurately. However, FITEQL raw output data rendered good results when predicted values were directly compared with observed values, instead of incorporating the estimated constants into Visual MINTEQ. Intrinsic...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Intrinsic equilibrium constants; Oxisol; FITEQL; Visual MINTEQ; Chemical equilibrium software.
Ano: 2015 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832015000501395
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