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Building a geographic soil VisNIR and XRF spectral library: methods and data overview. Laboratory methods for soil analysis need to cope with the increasing demand for expedited and widespread georeferenced soil data to support decisions in digital agriculture, digital soil mapping and... ... Repository: BDPA Publication year: 2023
The geographic and environmental characterization of the Brazilian Soil Spectral Library (BSSL). The Brazilian Soil Spectral Library (BSSL) started with a collection of soil samples in 1995 at the Department of Soil Science (ESALQ-USP). Currently, BSSL has gathered data from 26 States of Brazil,... ... Repository: BDPA Publication year: 2019
The Brazilian Soil Spectral Library (BSSL): a general overview. The objective of this manuscript is to present the system on the utilization and applications of this dataset. Repository: BDPA Publication year: 2019
Comparative assessment of atmospheric correction of Landsat imagery using Modtran and dark object subtraction. Remote sensing by spectral imaging of the Earth's surface can be widely used, but only when the atmospheric influence is nullified and the data are reduced to surface reflectance units. The atmospheri... ... Repository: BDPA Publication year: 2012
Spatially-explicit and spectral soil carbon modeling in Florida. Profound shifts have occurred over the last three centuries in which human actions have become the main driver to global environmental change. In this new epoch, the Anthropocene, human-driven changes... ... Repository: BDPA Publication year: 2011
Obtenção de assinatura espectral de cultivares de soja. Repository: BDPA Publication year: 2019
Determinação de extrato etéreo em amostras vegetais com uso de solvente sob alta pressão: avaliação do equipamento semiautomático ANKOM XT15. O presente trabalho foi conduzido com o objetivo de avaliar a acurácia do método AOCS Am 5-04 para determinação de extrato etéreo em amostras vegetais (teor máximo de extrato etéreo de 5%). Adicionalm... ... Repository: BDPA Publication year: 2015
Influência da fenologia e da disponibilidade hídrica na classificação espectral de cultivares de soja. Repository: BDPA Publication year: 2023
Estimativa da produtividade de soja por bandas espectrais compatíveis com sensores em nível aéreo (drone) e orbital (satélite) e modelos machine learning. Repository: BDPA Publication year: 2023
Potencial de aplicação do algoritmo Spectral Angle Mapper (SAM) em imagens Landsat para discriminação de áreas de seringueira. O objetivo deste trabalho foi avaliar o potencial de aplicação do algoritmo Spectral Angle Mapper (SAM) em imagens OLI/Landsat para a discriminação de áreas de seringueira na região noroeste do Estado... ... Repository: BDPA Publication year: 2015

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