Search Results - "Rodrigues, Thadeu De Melo"

Charge sparsity: An index to quantify cation effects on clay dispersion in soils by Melo, Thadeu Rodrigues de, Machado, Wesley, Tavares Filho, João

“…Few approaches have been developed to measure the isolated effect of exchangeable cations on clay dispersion in soils. In this study, the charge sparsity (CS)…”
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Different managements in conventional sugarcane reform in sandy soils: effects on physical properties and soil organic carbon by Lucas Augusto de Assis Moraes, João Tavares Filho, Thadeu Rodrigues de Melo

“…ABSTRACT Sugarcane culture in Brazil has expanded the planting area to degraded pastures and sandy soils. Sugarcane field reform is carried out after five or…”
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Biogenic and physicogenic aggregates: formation pathways, assessment techniques, and influence on soil properties by Marcos Gervasio Pereira, Arcangelo Loss, Itaynara Batista, Thadeu Rodrigues de Melo, Eduardo Carvalho da Silva Neto, Luiz Alberto da Silva Rodrigues Pinto

“…The soil particles can be gathered through physical and/or chemical processes in association with the biological activity, leading to the formation of…”
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Stability, labile organic carbon, and glomalin of biogenic aggregates in sandy soils under management systems in the subtropical region of Brazil by Luiz Alberto da Silva Rodrigues Pinto, Cristiane Figueira da Silva, Thadeu Rodrigues de Melo, Jean Sérgio Rosset, Marcos Gervasio Pereira

“…ABSTRACT Soil aggregates and their stability affect a wide range of soil properties. This study aimed to (a) verify whether biogenic aggregation provides…”
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Aggregation rate as a function of soil organic matter in heavy clayey Ferralsols by Thadeu Rodrigues de Melo, Marcos Gervasio Pereira, Gabriel Danilo Shimizu, Graziela Moraes de Cesare Barbosa, João Tavares Filho

“…ABSTRACT Heavy clayey Ferralsols are known for their high capacity to form water-stable macroaggregates. However, little is known about how different size…”
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Perception and level of soil and water conservation practices adoption by farmers in a watershed by Melo, Thadeu Rodrigues de, Asai, Guilherme Augusto, Higashi, Gabriel Eiji, Londero, Ana Lúcia, Barbosa, Graziela Moraes de Cesare, Telles, Tiago Santos

“…ABSTRACT In Brazil, to conserve soil and water, the adoption of a complete array of conservation agriculture technologies in conjunction with contour farming…”
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Soil morphostructural characterization and coffee root distribution under agroforestry system with Hevea Brasiliensis by Nunes, Amanda Letícia Pit, Cortez, Glassys Louise de Souza, Zaro, Geovanna Cristina, Zorzenoni, Thiago Ometto, Melo, Thadeu Rodrigues de, Figueiredo, Alex, Aquino, Gisele Silva de, Medina, Cristiane de Conti, Ralisch, Ricardo, Caramori, Paulo Henrique, Guimarães, Maria de Fátima

“…Land use and tillage practices may change soil structure and undermine sustainable agriculture; however, such changes are hardly identified in the short term…”
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Clay dispersion and loss in Oxisol treated with different concentrations of limestone by Machado, Wesley, Melo, Thadeu Rodrigues de, Tavares Filho, João

“…The addition of limestone to the soil may cause clay dispersion and loss. In this study, we aimed to estimate clay dispersion and loss in Oxisol incubated with…”
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Structural changes and degradation of Red Latosols under different management systems for 20 years by Tavares Filho, João, Melo, Thadeu Rodrigues de, Machado, Wesley, Maciel, Bruno Vieira

“…Soils are the foundation of terrestrial ecosystems and their role in food production is fundamental, although physical degradation has been observed in recent…”
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Factors affecting clay dispersion in oxisols treated with vinasse by Melo, Thadeu Rodrigues de, Telles, Tiago Santos, Machado, Walquiria Silva, Tavares Filho, João

“…Vinasse is a potassium-rich waste generated in large amounts by the ethanol production that, applied in the soil, can promote changes in water dispersible clay…”
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Carbon in aggregate size classes in a Rhodic Eutrudox under different cropping systems by Machado, Wesley, Melo, Thadeu Rodrigues de, Figueiredo, Alex, Santos, José Victor de Freitas dos, Luccas, Felipe Gasparello, Franchini, Júlio Cézar, Guimarães, Maria de Fátima, Tavares Filho, João

“…Soil productive capacity is related to levels of carbon (C) in aggregates of different sizes. The aim of this study was to assess total organic carbon levels…”
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Clay behavior following macroaggregate breakdown in Ferralsols by Melo, Thadeu Rodrigues de, Figueiredo, Alex, Filho, João Tavares

“…•Three Ferralsols were evaluated to create a natural gradient of soil organic matter.•Macroaggregates can be stabilized by both organic and inorganic…”
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Chemical properties of an Oxisol after gypsum application by Moraes, Victor Roncaratti de, Melo, Thadeu Rodrigues de, Brito, Osmar Rodrigues

“…Gypsum utilization is a critical practice in agriculture because of the high solubility and consequent relative neutralization of subsurface toxic aluminum…”
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Biogenic aggregation intensifies soil improvement caused by manures by Melo, Thadeu Rodrigues de, Pereira, Marcos Gervasio, Cesare Barbosa, Graziela Moraes de, Silva Neto, Eduardo Carvalho da, Andrello, Avacir Casanova, Filho, João Tavares

“…•The application of manures increases the biogenic aggregation.•The higher the carbon input, more intense the biogenic aggregation is.•Biogenic aggregates…”
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A new approach on the structural stability of soils: Method proposal by Melo, Thadeu Rodrigues de, Rengasamy, Pichu, Figueiredo, Alex, Barbosa, Graziela Moraes de Cesare, Tavares Filho, João

“…•A new method is proposed to investigate clay dispersion in soils.•The proposed method has low cost and can be easily executed.•The current methods quantify…”
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Impact of Sugarcane Reform System in Sandy Soils on Organic Carbon and Soil Chemical Attributes by de Assis Moraes, Lucas Augusto, de Melo, Thadeu Rodrigues, Tavares Filho, João

“…The demand for biofuels has led the Brazilian sugar-energy sector to advance in areas with sandy soils poor in organic matter and fertility. The objective of…”
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Aggregation as soil quality indicator in areas under different uses and managements by Sinquini de Souza, Renato, Sousa de Morais, Igor, Rosset, Jean Sérgio, de Melo Rodrigues, Thadeu, Loss, Arcângelo, Pereira, Marcos Gervasio

“…This study aimed to evaluate the influence of different land uses, with contrasting vegetation covers and planting systems, on the formation pathways of…”
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No-tillage participatory quality index reflects the condition of soil management by Barbosa, Graziela Moraes de Cesar e, Melo, Thadeu Rodrigues de, Menoncin, Andrea Scaramal, Colozzi Filho, Arnaldo, Telles, Tiago Santos

“…ABSTRACT Conservation agriculture is fundamental for improving agricultural sustainability. However, the quality of soil management in conservation agriculture…”
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Changes on soil structural stability after in natura and composted chicken manure application by de Melo, Thadeu Rodrigues, Figueiredo, Alex, Machado, Wesley, Tavares Filho, João

“…Purpose Many studies evaluate the effect of successive applications of chicken manure on soil attributes. In Brazil, the commercialization of this waste is…”
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The structure of tropical lateritic soils as an impacting factor in the shape of soil-water characteristic curves by Oliveira, Alana, Pelaquim, Flávia, Zanin, Renan, Melo, Thadeu, Tavares Filho, João, Andrello, Avacir, Teixeira, Raquel

“…The presence of unsaturated flow in tropical lateritic soils of unknown hydromechanical behavior may lead to severe geotechnical problems. It is known that…”
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