61 research outputs found
Qualidade da matéria orgânica de solos sob cultivo de café consórciado com adubos verdes
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Characterization of humin-metal complexes in a buried volcanic ash soil profile and a peat soil
No full textCuO-oxidation products of peat as a key to the analysis of the paleo-environmental changes in a wetland
No full textChemical characteristics of soil fulvic acids fractionated using polyvinylpyrrolidone (PVP)
No full textComposition of lignin-degradation products, lipids, and opal phytoliths in a peat profile accumulated since 32,000 years b. p. in central Japan
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