Search Results - "Raúl Roberto Poppiel"

Soil Color and Mineralogy Mapping Using Proximal and Remote Sensing in Midwest Brazil by Poppiel, Raúl Roberto, Lacerda, Marilusa Pinto Coelho, Rizzo, Rodnei, Safanelli, José Lucas, Bonfatti, Benito Roberto, Silvero, Nélida Elizabet Quiñonez, Demattê, José Alexandre Melo

“…Soil color and mineralogy are used as diagnostic criteria to distinguish different soil types. In the literature, 350–2500 nm spectra were successfully used to…”
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Surface Spectroscopy of Oxisols, Entisols and Inceptisol and Relationships with Selected Soil Properties by Raúl Roberto Poppiel, Marilusa Pinto Coelho Lacerda, Manuel Pereira de Oliveira Junior, José Alexandre Melo Demattê, Danilo Jefferson Romero, Marcus Vinicius Sato, Leonardo Rafael de Almeida Júnior, Luiz Felipe Moreira Cassol

“…Traditional method of soil survey is expensive, slow, and must be carried out by experienced researchers. Thus, advances in soil observation technologies and…”
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High resolution middle eastern soil attributes mapping via open data and cloud computing by Poppiel, Raúl Roberto, Demattê, José Alexandre Melo, Rosin, Nícolas Augusto, Campos, Lucas Rabelo, Tayebi, Mahboobeh, Bonfatti, Benito Roberto, Ayoubi, Shamsollah, Tajik, Samaneh, Afshar, Farideh Abbaszadeh, Jafari, Azam, Hamzehpour, Nikou, Taghizadeh-Mehrjardi, Ruhollah, Ostovari, Yaser, Asgari, Najmeh, Naimi, Salman, Nabiollahi, Kamal, Fathizad, Hassan, Zeraatpisheh, Mojtaba, Javaheri, Fatemeh, Doustaky, Maryam, Naderi, Mehdi, Dehghani, Somayeh, Atash, Saeedeh, Farshadirad, Akram, Mirzaee, Salman, Shahriari, Ali, Ghorbani, Maryam, Rahmati, Mehdi

“…[Display omitted] •We explored the power of cloud computing for digital soil mapping.•Multi-source environmental covariates had a highly explanatory power.•We…”
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Drivers of Organic Carbon Stocks in Different LULC History and along Soil Depth for a 30 Years Image Time Series by Tayebi, Mahboobeh, Fim Rosas, Jorge Tadeu, Mendes, Wanderson de Sousa, Poppiel, Raul Roberto, Ostovari, Yaser, Ruiz, Luis Fernando Chimelo, dos Santos, Natasha Valadares, Cerri, Carlos Eduardo Pellegrino, Silva, Sérgio Henrique Godinho, Curi, Nilton, Silvero, Nélida Elizabet Quiñonez, Demattê, José A. M.

“…Soil organic carbon (SOC) stocks are a remarkable property for soil and environmental monitoring. The understanding of their dynamics in crop soils must go…”
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Applied gamma-ray spectrometry for evaluating tropical soil processes and attributes by César de Mello, Danilo, Alexandre Melo Demattê, José, Alcantara de Oliveira Mello, Fellipe, Roberto Poppiel, Raul, ElizabetQuiñonez Silvero, Nélida, Lucas Safanelli, José, Barros e Souza, Arnaldo, Augusto Di Loreto Di Raimo, Luis, Rizzo, Rodnei, Eduarda Bispo Resende, Maria, Ernesto Gonçalves Reynaud Schaefer, Carlos

“…•Weathering and pedogenesis on landscape affect distribution radionuclides.•Lithology strongly affect radionuclides content on less evolved soil…”
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Terrain Analysis in Google Earth Engine: A Method Adapted for High-Performance Global-Scale Analysis by Safanelli, José, Poppiel, Raul, Ruiz, Luis, Bonfatti, Benito, Mello, Fellipe, Rizzo, Rodnei, Demattê, José

“…Terrain analysis is an important tool for modeling environmental systems. Aiming to use the cloud-based computing capabilities of Google Earth Engine (GEE), we…”
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Characterizing and Modeling Tropical Sandy Soils through VisNIR-SWIR, MIR Spectroscopy, and X-ray Fluorescence by Di Raimo, Luis Augusto Di Loreto, Couto, Eduardo Guimarães, de Mello, Danilo Cesar, Demattê, José Alexandre Mello, Amorim, Ricardo Santos Silva, Torres, Gilmar Nunes, Bocuti, Edwaldo Dias, Veloso, Gustavo Vieira, Poppiel, Raul Roberto, Francelino, Márcio Rocha, Fernandes-Filho, Elpídio Inácio

“…Despite occupying a large area of the globe and being the next agricultural frontier, sandy soils are seldom explored in scientific studies. Considering the…”
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The Brazilian Soil Spectral Service (BraSpecS): A User-Friendly System for Global Soil Spectra Communication by Demattê, José A. M., Paiva, Ariane Francine da Silveira, Poppiel, Raul Roberto, Rosin, Nícolas Augusto, Ruiz, Luis Fernando Chimelo, Mello, Fellipe Alcantara de Oliveira, Minasny, Budiman, Grunwald, Sabine, Ge, Yufeng, Ben Dor, Eyal, Gholizadeh, Asa, Gomez, Cecile, Chabrillat, Sabine, Francos, Nicolas, Ayoubi, Shamsollah, Fiantis, Dian, Biney, James Kobina Mensah, Wang, Changkun, Belal, Abdelaziz, Naimi, Salman, Hafshejani, Najmeh Asgari, Bellinaso, Henrique, Moura-Bueno, Jean Michel, Silvero, Nélida E. Q.

“…Although many Soil Spectral Libraries (SSLs) have been created globally, these libraries still have not been operationalized for end-users. To address this…”
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Correction: Demattê et al. The Brazilian Soil Spectral Service (BraSpecS): A User-Friendly System for Global Soil Spectra Communication. Remote Sens. 2022, 14, 740 by Demattê, José A. M., Paiva, Ariane Francine da Silveira, Poppiel, Raul Roberto, Rosin, Nícolas Augusto, Ruiz, Luis Fernando Chimelo, Mello, Fellipe Alcantara de Oliveira, Minasny, Budiman, Grunwald, Sabine, Ge, Yufeng, Dor, Eyal Ben, Gholizadeh, Asa, Gomez, Cecile, Chabrillat, Sabine, Francos, Nicolas, Ayoubi, Shamsollah, Fiantis, Dian, Biney, James Kobina Mensah, Wang, Changkun, Belal, Abdelaziz, Naimi, Salman, Hafshejani, Najmeh Asgari, Bellinaso, Henrique, Moura-Bueno, Jean Michel, Silvero, Nélida E. Q.

“…There was an error in the original publication [...]…”
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Digital Mapping of Topsoil Texture Classes Using a Hybridized Classical Statistics–Artificial Neural Networks Approach and Relief Data by Mallah, Sina, Delsouz Khaki, Bahareh, Davatgar, Naser, Poppiel, Raul Roberto, Demattê, José A. M.

“…The demand for high quality and low-cost spatial distribution information of soil texture classes (STCs) is of great necessity in developing countries. This…”
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Detection of bare soils in sugarcane areas by temporal satellite images: A monitoring technique for soil security by Campos, Lucas Rabelo, Demattê, José A.M., Bellinaso, Henrique, Poppiel, Raul Roberto, Greschuk, Lucas T., Rizzo, Rodnei, Rosin, Nícolas Augusto, Rosas, Jorge Tadeu Fim

“…•The bare soil frequency decreased from 1985 to 2019.•Sugarcane crop expansion occurred in soils more prone to erosion.•Bare soil still occurring in rainy…”
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Soil degradation index developed by multitemporal remote sensing images, climate variables, terrain and soil atributes by Nascimento, Claudia Maria, de Sousa Mendes, Wanderson, Quiñonez Silvero, Nélida Elizabet, Poppiel, Raúl Roberto, Sayão, Veridiana Maria, Dotto, André Carnieletto, Valadares dos Santos, Natasha, Accorsi Amorim, Merilyn Taynara, Demattê, José A.M.

“…Studies on soil degradation are essential for environmental preservation. Since almost 30% of the global soils are degraded, it is important to study and map…”
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Bridging the gap between soil spectroscopy and traditional laboratory: Insights for routine implementation by Poppiel, Raul Roberto, Paiva, Ariane Francine da Silveira, Demattê, José Alexandre Melo

“…[Display omitted] •We analyzed the analytical quality of 36 commercial laboratories from Brazil and Paraguay.•Outlying attributes in spectral clusters detected…”
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Soil variability and quantification based on Sentinel-2 and Landsat-8 bare soil images: A comparison by Silvero, Nélida Elizabet Quiñonez, Demattê, José Alexandre Melo, Amorim, Merilyn Taynara Accorsi, Santos, Natasha Valadares dos, Rizzo, Rodnei, Safanelli, José Lucas, Poppiel, Raul Roberto, Mendes, Wanderson de Sousa, Bonfatti, Benito Roberto

“…There is a worldwide need for detailed spatial information to support soil mapping, mainly in the tropics, where main agricultural areas are concentrated. In…”
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Soil property maps with satellite images at multiple scales and its impact on management and classification by Silvero, Nélida E.Q., Demattê, José A.M., Vieira, Julia de Souza, Mello, Fellipe Alcântara de Oliveira, Amorim, Merilyn Taynara Accorsi, Poppiel, Raul Roberto, Mendes, Wanderson de Sousa, Bonfatti, Benito Roberto

“…•Multi-temporal SYSI S2-MSI image provided the best model performances.•PlanetScope image did not provide any improvements in model performances.•Satellite…”
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Mapping Brazilian soil mineralogy using proximal and remote sensing data by Rosin, Nícolas Augusto, Demattê, José A.M., Poppiel, Raul Roberto, Silvero, Nélida E.Q., Rodriguez-Albarracin, Heidy S., Rosas, Jorge Tadeu Fim, Greschuk, Lucas Tadeu, Bellinaso, Henrique, Minasny, Budiman, Gomez, Cecile, Marques Júnior, José, Fernandes, Kathleen

“…[Display omitted] •Goethite, haematite, kaolinite and gibbsite abundances releveled by Vis-NIR-SWIR data;•Novelty framework to reach a continuums bare soil…”
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The Brazilian Program of soil analysis via spectroscopy (ProBASE): Combining spectroscopy and wet laboratories to understand new technologies by Paiva, Ariane Francine da Silveira, Poppiel, Raul Roberto, Rosin, Nícolas Augusto, Greschuk, Lucas T., Rosas, Jorge Tadeu Fim, Demattê, José A.M.

“…[Display omitted] •Proximal sensing is a useful tool be part of a wet laboratory dynamics.•Using vis-NIR-SWIR most laboratories reached R2 of 0.5 for clay,…”
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Geotechnologies on the phosphorus stocks determination in tropical soils: General impacts on society by Rosas, Jorge Tadeu Fim, Demattê, José A.M., Rosin, Nícolas Augusto, Bartsch, Bruno dos Anjos, Poppiel, Raul Roberto, Rodriguez-Albarracin, Heidy Soledad, Novais, Jean Jesus Macedo, Pavinato, Paulo Sergio, Ma, Yuxin, Mello, Danilo César de, Francelino, Marcio Rocha, Alves, Marcelo Rodrigo

“…Phosphorus (P) is a critical nutrient for primary production in terrestrial and aquatic ecosystems. As P mineral reserves are finite and non-renewable, there…”
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Soil weathering behavior assessed by combined spectral ranges: Insights into aggregate analysis by Cristina Barbosa Guimarães, Clécia, A. M. Demattê, José, Carlos de Azevedo, Antônio, Simão Diniz Dalmolin, Ricardo, ten Caten, Alexandre, Sayão, Veridiana Maria, Cipriano da Silva, Rafael, Poppiel, Raul Roberto, Mendes, Wanderson de Sousa, Urbina Salazar, Diego Fernando, Barros e Souza, Arnaldo

“…•Spectral information detected weathering variations along the soil profiles.•Gamma-ray and XRF data showed relationship with traditional analysis.•Vis to MIR…”
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Land use/land cover changes and bare soil surface temperature monitoring in southeast Brazil by Sayão, Veridiana Maria, dos Santos, Natasha Valadares, de Sousa Mendes, Wanderson, Marques, Karina P.P., Safanelli, José Lucas, Poppiel, Raul Roberto, Demattê, José A.M.

“…•LULC changes are mainly related to the sugarcane cultivation and management.•Bare soil and straw had the highest LST.•LST varied on average from 21 to 41 °C…”
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