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Chemical oxidation of Eucalyptus benthamii charcoal. Author(s): ALHO, C. F.; NOVOTNY, E. H.; MAIA, C. M. B. de F.; LIMA, E. A. de; HANSEL, F. A. The aim of this study was to promote the chemical oxidation of Eucalyptus benthamii charcoal, intending the formation of functional groups attached to the charcoal?s condensed aromatic structure. Repository: BDPA Publication year: 2008
Spectroscopic evaluation of charcoal derived humic-like acid. Author(s): FERREIRA, E. J. B.; BROCCHI, E. A.; MAURICIO, G. M.; NUNES, R. A.; BENITES, V. de M. The aim of this work is to study the suitability of using different charcoals in order to produce humic-like acid. Fluorescence and UV-visible spectroscopy were applied to evaluate the humidification... ... Repository: BDPA Publication year: 2008
Agronomic effect of humic like substances produced from charcoal. Author(s): BENITES, V. de M.; NOVOTNY, E. H. In this research we evaluated the effect of foliar application of charcoal humic acid solutions on soybean yields. Repository: BDPA Publication year: 2008
Chemical composition of humic acids extracted from soils influenced by ancient charcoal production in Rio de Janeiro - Brazil. Author(s): RODRIGUES, A. F.; NOVOTNY, E. H.; OLIVEIRA, R. R. During the late nineteenth century, some areas in Rio de Janeiro - Brazil - has undergone remarkable transformation of the forest arising from ancient charcoal activity carried out by ex-slaves. Nowad... ... Repository: BDPA Publication year: 2014
Identification of sources of resistance against charcoal rot in cowpea. Author(s): ARAUJO, K. M. G. de; NASCIMENTO, L. F. S. do; SILVA, P. I, S. S. e; BOREL, J. C.; SILVA, K. J. D. e; ISHIKAWA, F. H. Cowpea [Vigna unguiculata (L.) Walp.] is an important socioeconomic crop in Brazil, mainly in the Northeast and more recently in the Midwest of Brazil. Charcoal rot caused by Macrophomina phaseolina (... ... Repository: BDPA Publication year: 2022
Chemical oxidation of Eucalyptus benthamii charcoal. Author(s): ALHO, C. F. B. V.; NOVOTNY, E. H.; MAIA, C. M. B. de F.; AZEVEDO, E. L. de; HANSEL, F. A. Repository: BDPA Publication year: 2008
Charcoal (Biochar) as soil conditioner to enhance fertilizers and water use efficiency in agriculture in acid tropical soils in the Central Amazon Basin. Author(s): TEIXEIRA, W. G.; STEINER, C.; MARTINS, G. C.; ARRUDA, M. R. de This article summarize result of many experiments conducted in 15 years of research with biochar in nursery and field experiments in the Central Amazon. Repository: BDPA Publication year: 2014
Lessons from the Terra Preta de Índios of the Amazon region for the utilisation of charcoal for soil amendment. Author(s): NOVOTNY, E. H.; HAYES, M. H. B.; MADARI, B. E.; BONAGAMBA, T. J.; AZEVEDO, E. R. de; SOUZA, A. A. de; SONG, G.; NOGUEIRA, C. M.; MANGRICH, A. S. Neste trabalho faz-se a divulgação do potencial de carvões e resíduos orgânicos parcialmente carbonizados visando obter materiais que mimetizam a matéria orgânica do solo das Terras Pretas de Índio da... ... Repository: BDPA Publication year: 2009
Nitrogen retention and plant uptake on a highly weathered central Amazonian Ferralsol amended with compost and charcoal. Author(s): STEINER, C.; GLASER, B.; TEIXEIRA, W. G.; LEHMANN, J.; BLUM, W. E. H.; ZECH, W. Inspired by the sustained fertility of anthropogenic Terra Preta soils in the central Amazon Basin, we studied the effect of charcoal as soil amendment. Repository: BDPA Publication year: 2008
Slash and char as alternative to slash and burn - soil charcoal amendments maintain soil fertility and establish a carbon sink. Author(s): STEINER, C.; TEIXEIRA, W. G.; LEHMANN, J.; GLASER, B.; ARRUDA, M. R. de; ZECH, W.; BLUM, W. E. H. The aim presented research was to examine the use of charcoal in agricultural practice and management of a highly weathered Xanthic Ferrasols in Amazonia. Repository: BDPA Publication year: 2007

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