Spectroscopic characterization of humic and fulvic acids in soil aggregates, Brazil

Agricultural management methods affect organic compounds in the soil. The aim of this study was to characterize humic and fulvic acids using infrared spectroscopy and nuclear magnetic resonance (NMR) in aggregates collected from areas under different crop and soil management systems. Soil samples we...

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Bibliographic Details
Main Authors: Wesley Machado, Júlio Cézar Franchini, Maria de Fátima Guimarães, João Tavares Filho
Format: Article
Language:English
Published: Elsevier 2020-06-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844020309221