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Digital soilscape mapping of tropical hillslope areas by neural networks. Author(s): CARVALHO JUNIOR, W. de; CHAGAS, C. da S.; FERNANDES FILHO, E. I.; VIEIRA, C. A. O.; SCHAEFER, C. E. G.; BHERING, S. B.; FRANCELINO, M. R. Geomorphometric variables are applied in digital soil mapping because of their strong correlation with the disposition and distribution of pedological components of the landscapes. In this research, t... ... Repository: BDPA Publication year: 2011
Could airborne geophysical data be used to improve predictive modeling of agronomic soil properties in tropical hillslope area? Author(s): BASTOS, B. P.; PINHEIRO, H. S. K.; FERREIRA, F. J. F.; CARVALHO JUNIOR, W. de; ANJOS, L. H. C. dos Airborne geophysical data (AGD) have great potential to represent soil-forming factors. Because of that, the objective of this study was to evaluate the importance of AGD in predicting soil attributes... ... Repository: BDPA Publication year: 2023
Geophysical data to modeling soil properties in tropical hillslope areas. Author(s): BASTOS, B.; PINHEIRO, H.; CARVALHO JUNIOR, W. de Aero geophysical data is becoming an important source of environmental covariate in digital mapping. Airborne gamma-ray spectrometry is more common in digital soil mapping, because of the penetration... ... Repository: BDPA Publication year: 2022
Use of variables derived from the Digital Elevation Model for the sustainable planning of soils in Bom Jardim - RJ. Author(s): AGUIAR, F. I. dos S.; PINHEIRO, H. S. K.; CARVALHO JUNIOR, W. de The research goal is to analyze terrain attributes obtained from a digital elevation model (DEM) to represent soil forming factors used in digital soil mapping at Bom Jardim county, Rio de Janeiro sta... ... Repository: BDPA Publication year: 2022
Sample design effects on soil unit prediction with machine: randomness, uncertainty, and majority map. Author(s): CARVALHO JUNIOR, W. de; PEREIRA, N. R.; FERNANDES FILHO, E. I.; CALDERANO FILHO, B.; PINHEIRO, H. S. K.; CHAGAS, C. da S.; BHERING, S. B.; PEREIRA, V. R.; LAWALL, S. Notwithstanding the importance of soil surveys, advances in digital soil mapping have mainly focused on mapping soil attributes or properties rather than developing digital maps of soil units or soil... ... Repository: BDPA Publication year: 2020
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
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
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

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