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Extraction and characterisation of humin fraction from Amazonian anthropogenic dark earth soils ("Terra Preta de Indios"). Humin, the humic fraction that is insoluble in water at all pH values, typically comprises more than 50% of soil organic matter (1). Because of the difficulties in isolation, humin compositions and pr... ... Repository: BDPA Publication year: 2008
Citrandarins: os porta-enxertos Indio, Riverside e San Diego. Repository: BDPA Publication year: 2012
Terra preta de indio "Dark Earth Soils": chemical and spectroscopic characterization of humic acids. The HA of Amazonian dark earth soils (Terra Preta de Índio) from Brazilian territory were characterized using ultraviolet-visible, Fourier transform diffuse reflectance infrared, fluorescence excitati... ... Repository: BDPA Publication year: 2007
Terra Preta do Indio: descubriendo sus misterios a través de la morfología del suelo. Repository: BDPA Publication year: 2015
Use of charcoal and wood carbonization by-products in agriculture: learning with "terra preta de indio". Brazil is the world's highest producer of charcoal, which is responsible for 38,5% of the world production. During the traditional process of carbonization, around 35% of the wood carbon is fixed in t... ... Repository: BDPA Publication year: 2007
Modeling the formation and evolution of some characteristics of anthrosols: studies of Amazonian Dark Earths (terra Preta de Indio), shell mounds (sambaquis) and earthworks (geoglifos) in Brazil. Repository: BDPA Publication year: 2014
Fluxos de carbono orgânico e de nutrientes em Terra Preta de Indio, Terra Mulata e solos adjacentes sob floresta secundária na Amazônia Central. Com o objetivo estimar os fluxos de carbono orgânico e nutrientes em perfis de solos de Terra Preta de Índio e solos adjacentes sob floresta secundária na Amazônia Central, o presente estudo procura i... ... Repository: BDPA Publication year: 2008
Uso do extrato pirolenhoso como adjuvante de herbicida. O controle de plantas daninhas no campo é essencial até que a cultura principal se estabeleça, sendo a utilização de herbicidas a forma mais comumente empregada. Estudos estão sendo realizados com pro... ... Repository: BDPA Publication year: 2018
Uso de extrato pirolenhoso em mistura com herbicida no controle da germinação de plantas daninhas. Repository: BDPA Publication year: 2016
Adsorção de cobre em solos da Serra Gaúcha e da Campanha. Objetivou-se, com este trabalho, verificar se a concentração de cobre (Cu) no solo tem influência na sua capacidade de adsorver esse elemento. Repository: BDPA Publication year: 2014

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