Soil organic matter in podzol horizons of the Amazon region: humification, recalcitrance, and dating - Tadini, Amanda M.; Nicolodelli, Gustavo; Senesi, Giorgio S; Ishida, Débora Ayumi; Montes, Celia Regina; Lucas, Yves; Mounier, Stephane; Guimarães, Francisco Eduardo Gontijo; Milori, Debora Marcondes Bastos Pereira (International Workshop on Organic Matter Spectroscopy - WOMS, 2018)