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Site formation processes at Hatahara and their implications for understanding the archaeology of the Central Amazon region. Author(s): REBELLATO, L.; NEVES, E. G.; TEIXEIRA, W. G.; WOODS, W. I. To understand archaeological site formation it is necessary to take into account a wide spectrum of natural and human processes, including intentional and unintentional changes and post-depositional e... ... Repository: BDPA Publication year: 2008
Magnetic susceptibility and its relation to human modification of soils in archaeological sites in brazilian central plateau. Author(s): SOUSA, D. V.; TEIXEIRA, W. G.; RODET, M. J.; PROUS, A.; KER, J. C.; SCHAEFER, C. E. R. G. The present study aims to evaluate the variation of magnetic susceptibility in soils archaeological sites in San Francisco's depression. Ten archaeological sites and three control sites were studied. Repository: BDPA Publication year: 2019
Gas chromatographic mass spectrometric detection of dihydroxy fatty acids preserved in the 'bound' phase of organic residues of archaeological pottery vessels. Author(s): HANSEL, F. A.; BULL, I. D.; EVERSHED, R. P. A methodology is presented for the determination of dihydroxy fatty acids preserved in the ‘bound’ phase of organic residues preserved in archaeological potsherds. The method comprises saponification,... ... Repository: BDPA Publication year: 2011
Estimating soil carbon in Southern Amazon late holocene anthropogenic landscapes containing archaeological 'Dark Earth' Anthrosols. Author(s): SCHMIDT, M. J.; GOLDBERG, S. L.; PERRON, J. T.; HECKENBERGER, M.; WATLING, J.; DORSHOW, W. B.; MORAES, B.; LIMA, H.; TEIXEIRA, W. G.; NEVES, E.; HOSLER, D.; WAURA, K.; KUIKURO, H.; KUIKURO, W.; KUIKURO, A.; FAUSTO, C.; FRANCHETTO, B. Amazonian dark earths (ADE) are anthropogenic soils with concentrated carbon and nutrients that formed mainly during the latter half of the Holocene, prior to the arrival of Europeans, but are still f... ... Repository: BDPA Publication year: 2020
Presence of lipid compounds in soil of amazon archaeological sites. Author(s): HANSEL, F. A.; MAIA, C. M. B. de F.; TEIXEIRA, W. G. Repository: BDPA Publication year: 2010
Presence of lipid compounds in soil of amazon archaeological sites. Author(s): HANSEL, F. A.; MAIA, C. M. B. de F.; SANTOS, A. S. O.; TEIXEIRA, W. G. Repository: BDPA Publication year: 2010
Amazonian dark earths in the fertile floodplains of the Amazon River, Brazil: an example of non-intentional formation of anthropic soils in the Central Amazon region. Author(s): MACEDO, R. S.; TEIXEIRA, W. G.; LIMA, H. N.; SOUZA, A. C. G. de; SIVA, F. W. R.; ENCINAS, O. C.; NEVES, E. G. Amazonian dark earths (ADEs) are fertile soils created by pre-Columbian Amerindian societies of the Amazon Basin. However, it is still not clear whether these soils were produced intentionally to impr... ... Repository: BDPA Publication year: 2019
Spatial analysis of Amazonian Dark Earth formation supports an anthropic origin at the Caldeirão site, Brazil. Author(s): SOUZA, J. G. de; ALCAINA-MATEOS, J.; LANCELOTTI, C.; VIDAL-TORRADO, P.; CALEGARI, M. R.; TEIXEIRA, W. G.; MARTINS, G. C.; MACEDO, R. S.; MADELLA, M. Amazonian Dark Earths (ADEs) are distinct archaeological sites in the Amazon, characterized by their enriched nutrient content in soil layers. While activities related to human occupation are acknowle... ... Repository: BDPA Publication year: 2025
Amazonian dark earths located in the fertile floodplains in the central Amazon - Brazil. Author(s): TEIXEIRA, W. G.; MACEDO, R. S.; NEVES, E. G. This study brings a pedogeochemical characterization of ADE found in the naturally fertile alluvial floodplains of the Amazon river in the Central Brazilian Amazon. Repository: BDPA Publication year: 2019
Tree ring analysis of Araucaria angustifolia in response to hydropower plant operation in Southern Brazil. Author(s): MARCON, A. K.; MARTINS, K. G.; BOTOSSO, P. C.; BARDDAL, M. L.; SANTOS, S. L. G.; GALVÃO, F.; BLUM, C. T. Repository: BDPA Publication year: 2021

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