Search Results - "Crestana, Silvio"

Developing Spectroscopic and Imaging Techniques for Advanced Studies in Soil Physics Based on Results Obtained at Embrapa Instrumentation by Crestana, Silvio, Cruvinel, Paulo E.

“…The development of techniques based on computed tomography, X- or gamma-ray transmission or scattering, magnetic resonance imaging, particle-induced X-ray…”
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Correction: Developing Spectroscopic and Imaging Techniques for Advanced Studies in Soil Physics Based on Results Obtained at Embrapa Instrumentation by Crestana, Silvio, Cruvinel, Paulo E.

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Multiscale pore‐network reconstruction of a fine‐textured heterogeneous soil by Pontedeiro, Elizabeth M., Genuchten, Martinus Th, Godoy, William, Ramirez, Mateus G., Vaz, Carlos M. P., Crestana, Silvio, Lima, Maira C. O., Couto, Paulo, Su, Jian

“…Digital samples offer many opportunities to study subsurface fluid flow and contaminant transport processes. The pore size distribution of especially…”
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Sergio Mascarenhas a Polymath in Physics by Baffa, Oswaldo, Costa-Filho, Antonio, Crestana, Silvio, Oliva, Glaucius, Onuchic, José Nelson, Rezende, Sergio Machado

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Performance evaluation of a water erosion tracer using plot-scale experiments and process-based modeling by João M. Villela, Jamil A.A. Anache, Alex M. Watanabe, Dennis C. Flanagan, Edson C. Wendland, Silvio Crestana

“…Socioeconomic and environmental losses caused by water erosion have highlighted the importance of quantifying and understanding the dynamics of soil…”
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NITROGEN LOSS BY EROSION FROM MECHANICALLY TILLED AND UNTILLED SOIL UNDER SUCCESSIVE SIMULATED RAINFALLS by Bramorski, Julieta, Trivelin, Paulo Cesar Ocheuze, Crestana, Silvio

“…The description of the fate of fertilizer-derived nitrogen (N) in agricultural systems is an essential tool to enhance management practices that maximize…”
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Relations between soil surface roughness, tortuosity, tillage treatments, rainfall intensity and soil and water losses from a red yellow latosol by Bramorski, Julieta, De Maria, Isabella C., Silva, Renato Lemos e, Crestana, Silvio

“…The soil surface roughness increases water retention and infiltration, reduces the runoff volume and speed and influences soil losses by water erosion…”
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IMPORTÂNCIA DO PLANEJAMENTO REGIONAL PARA A MANUTENÇÃO DOS USOS MÚLTIPLOS DA ÁGUA EM BACIAS HIDROGRÁFICAS by Oliveira‑Andreoli, Erica Zanardo, Silva, Fabio Leandro da, López, Flor Magali Aguilar, Machado, Raphael, Teodoro, Catia Cristina, Bianchini Júnior, Irineu, Cunha‑Santino, Marcela Bianchessi, Fushita, Angela Terumi, Crestana, Silvio

“…A água é indispensável para a vida humana, mas a degradação desse recursovem acontecendo desenfreadamente, sendo imprescindível a formulaçãode políticas…”
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Produção de celulases por Aspergillus niger por fermentação em estado sólido by Rodríguez-Zúñiga, Ursula Fabiola, Farinas, Cristiane Sanchez, Bertucci Neto, Victor, Couri, Sonia, Crestana, Silvio

“…O objetivo deste trabalho foi avaliar a produção enzimática de celulases pelo fungo filamentoso Aspergillus niger por fermentação em estado sólido de…”
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Quantifying physical and structural soil properties using X-ray microtomography by Tseng, Chien Ling, Alves, Marlene Cristina, Crestana, Silvio

“…One of the current challenges in the study of recovering soil architecture is physically evaluating the internal soil structure in unconventional ways. The…”
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Development of a water erosion tracer using industrial residue as a source of rare earth elements by Villela, João M., Nogueira, André E., Ribeiro, Caue, Crestana, Silvio

“…This study was aimed at developing a water erosion tracer from montmorillonite (MMT) chemically modified with rare earth elements (REE) as chemical signatures…”
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Geometric characterization of soil structure through unconventional analytical tools by Tseng, Chien Ling, Alves, Marlene Cristina, Milori, Débora Marcondes Bastos Pereira, Crestana, Silvio

“…•Unconventional analytical tools were successful used for analyzing soil geometry.•Microtomography permits extraction of the porosity, including part of the…”
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Laser-induced breakdown spectroscopy to determine soil texture: A fast analytical technique by Villas-Boas, Paulino Ribeiro, Romano, Renan Arnon, de Menezes Franco, Marco Aurélio, Ferreira, Edilene Cristina, Ferreira, Ednaldo José, Crestana, Silvio, Milori, Débora Marcondes Bastos Pereira

“…The analysis of soil texture is crucial for the proper management of agricultural systems and for environmental studies. Soil texture is important as it…”
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Proposition for a new classification of gully erosion using multifractal and lacunarity analysis: A complex of gullies in the Palmital stream watershed, Minas Gerais (Brazil) by Real, Ligia Sampaio Corte, Crestana, Silvio, Ferreira, Rogério Resende Martins, Sígolo, Joel Barbujiani, Rodrigues, Valéria Guimarães Silvestre

“…[Display omitted] •Gully erosion is multifractal and need to be considered as groups.•Gullies are self-similar in different scales and are not randomly…”
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Planosol soil sample size for computerized tomography measurement of physical parameters by Pedrotti, A, Pauletto, E.A, Crestana, S, Cruvinel, P.E, Vaz, C.M.P, Naime, J. de M, Silva, A.M. da

“…Computerized tomography (CT) is an important tool in Soil Science for noninvasive measurement of density and water content of soil samples. This work aims to…”
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Use of Spectroscopic and Imaging Techniques to Evaluate Pretreated Sugarcane Bagasse as a Substrate for Cellulase Production Under Solid-State Fermentation by Rodríguez-Zúñiga, Ursula Fabiola, Neto, Victor Bertucci, Couri, Sonia, Crestana, Silvio, Farinas, Cristiane Sanchez

“…The enzymatic cocktail of cellulases is one of the most costly inputs affecting the economic viability of the biochemical route for biomass conversion into…”
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Geometric Features and Fractal Nature of Soil Analyzed by X-Ray Microtomography Image Processing by de Faria Borges, Lucas Parreira, de Moraes, Ricardo Mendonça, Crestana, Silvio, Cavalcante, André Luís Brasil

“…AbstractOne of the most basic topics in soil mechanics is the geometrical features of the particles and the soil arrangement. Although these features are of…”
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Integrated Strategies to Enhance Cellulolytic Enzyme Production Using an Instrumented Bioreactor for Solid-State Fermentation of Sugarcane Bagasse by Rodríguez-Zúñiga, Ursula Fabiola, Couri, Sonia, Neto, Victor Bertucci, Crestana, Silvio, Farinas, Cristiane Sanchez

“…The conversion of agro-industrial residues, such as sugarcane bagasse, into high-value products and renewable energy, within the biorefinery concept, is a…”
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Thickness and size distribution of clay-sized soil particles measured through atomic force microscopy by Vaz, Carlos M.P, Herrmann, Paulo S.P, Crestana, Sı́lvio

“…Soil particle size distribution is a very important soil characteristic because it is related with many physical, chemical and biological processes occurring…”
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Tomografia computadorizada aplicada a estudos de um Planossolo by Pedrotti, Alceu(Universidade Federal de Sergipe Departamento de Engenharia Agronômica), Pauletto, Eloy Antonio(Universidade Federal de Pelotas Faculdade de Agronomia Eliseu Macial Departamento de Solos), Crestana, Silvio(Embrapa Centro Nacional de Pesquisa e Desenvolvimento de Instrumentação Agropecuária), Cruvinel, Paulo Estevão(Embrapa Centro Nacional de Pesquisa e Desenvolvimento de Instrumentação Agropecuária), Vaz, Carlos Manoel Pedro(Embrapa Centro Nacional de Pesquisa e Desenvolvimento de Instrumentação Agropecuária), Naime, João de Mendonça(Embrapa Centro Nacional de Pesquisa e Desenvolvimento de Instrumentação Agropecuária), Silva, Alvaro Macedo da(Embrapa Centro Nacional de Pesquisa e Desenvolvimento de Instrumentação Agropecuária)

“…Na busca de técnicas mais apuradas para a determinação e avaliação de parâmetros físicos do solo com aplicabilidade em várzeas, vem se destacando a tomografia…”
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