Basin-wide variations in Amazon forest nitrogen-cycling characteristics as inferred from plant and soil 15N:14N measurements - Nardoto, Gabriela Bielefeld; Quesada, Carlos A; Patiño, Sandra; Saiz, Gustavo; Baker, Tim R; Schwarz, Michael; Schrodt, Franziska; Feldpausch, Ted R; Domingues, Tomas Ferreira; Marimon, Beatriz; Marimon Junior, Ben-Hur; Vieira, Ima; et al. (Plant Ecology & Diversity, 2014)