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Digital mapping of Fe2O3, Nb and TiO2 contents in Morro dos Seis Lagos (AM). Author(s): RODRIGUES, N. B.; SILVA, J. C. L. da; PINHEIRO, H. S. K.; CARVALHO JUNIOR, W. de The study aimed to evaluate the performance of Multivariate Adaptive Regression Spline (MARS), Radial Support Vector Machine (svmRadial) and Random Forest (RF) models to predict the spatial distributi... ... Repository: BDPA Publication year: 2023
Spatial distribution of elements in lateritic soils from a rare siderite carbonatite formation in the Brazilian Amazon using remotely sensed data and topographic attributes. Author(s): RODRIGUES, N.; RODRIGUES, H.; MANCINI, M.; PINHEIRO, H.; CARVALHO JUNIOR, W. de; LIBOHOVA, Z.; OWENS, P. The goal was to study the laterization process undergoing on a rare siderite carbonatite parent material by assessing the spatial distribution of Fe2O3, Nb, TiO2, and W using machine learning. Repository: BDPA Publication year: 2024
Mapeamento digital dos teores de Fe2O3, MnO, Nb e TiO2 em Morro dos Seis Lagos - AM, Brasil. Author(s): RODRIGUES, N. B.; SILVA, J. C. L. da; SILVA, R. P. M. da; PINHEIRO, H. S. K.; CARVALHO JUNIOR, W. de Conceitos em pedometria e técnicas de Machine Learning são cada vez mais utilizados na execução de levantamentos de solos, empregando procedimentos de mapeamento digital de solos. O objetivo do estudo... ... Repository: BDPA Publication year: 2024
Assessment of phytoecological variability by red-edge spectral indices and soil-landscape relationships. Author(s): PINHEIRO, H. S. K.; BARBOSA, T. P. R.; ANTUNES, M. A. H.; CARVALHO, D. C. de; NUMMER, A. R.; CARVALHO JUNIOR, W. de; CHAGAS, C. da S.; FERNANDES-FILHO, E. I.; PEREIRA, M. G. There is a relation of vegetation physiognomies with soil and geological conditions that can be represented spatially with the support of remote sensing data. The goal of this research was to map vege... ... Repository: BDPA Publication year: 2019
Tolerance to toxic aluminum em chromium of in vitro cultivated sugarcane seedlings as affected by boron-enriched medium. Author(s): PASSOS, L. P.; SUZUKI, L. S.; REIS, P. R. C.; CAMPOS, F. V. DE; SANTISTEVAN, G.; CHIAVEGATTO, R. B.; SILVA, C. O. Symptoms of metal toxicity are frequent in cultivated crops. In Brazil, most soils are acidic with often high contents of toxic aluminum. In addition, harmful levels of toxic chromium occur in some pl... ... Repository: BDPA Publication year: 2012
Perception of ecosystem services in urban green areas of Curitiba, Brazil. Author(s): PANASOLO, A.; GALVÃO, F.; HIGACHI, H. Y.; OLIVEIRA, E. B. de; OLIVEIRA, F. C. de; WROBLEWSKI, C. A. Repository: BDPA Publication year: 2019
Índice de área foliar e interceptação luminosa em Brachiaria spp. cv. Ipyporã submetido a aportes nitrogenados. Author(s): BOURSCHEIDT, M. L. B.; PEREIRA, P. A. B.; ARAGÃO, L. S.; DOMICIANO, L. F.; SILVA, N. M. F. da; GOMES, F. J.; PEREIRA, D. H.; PEDREIRA, B. C. e Produzir bovinos em pastagens de forma eficiente e competitiva requer conhecimento do processo produtivo, entendimento dos sistemas de produção e das respostas morfofisiológicas da planta. Práticas ag... ... Repository: BDPA Publication year: 2015
Environmental aspects and impacts of a diabase quarry in an urban area. Author(s): BACCI, D. DE L.; LANDIM, P. M. B.; ESTON, S. M. DE Repository: BDPA Publication year: 2006
Composição florística de campo sujo no complexo ultramáfico Barro Alto, GO. Author(s): VIANA, R. de M.; AQUINO, F. de G.; MIRANDA, Z. de J. G.; ANDRADE, L. R. M. de; PINTO, J. R. R.; OLIVEIRA FILHO, E. C. de Repository: BDPA Publication year: 2009
Coeficientes técnicos e custos de produção em sistemas agrosilvipastoris. Author(s): CALSAVARA, L. H. F.; MULLER, M. D.; MARTINS, C. E.; BRIGHENTI, A. M.; ROCHA, W. S. D. da; SOUZA SOBRINHO, F. de; SOUZA, V. DOS R. Repository: BDPA Publication year: 2012

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