Edaphic, structural and physiological contrasts across Amazon Basin forest–savanna ecotones suggest a role for potassium as a key modulator of tropical woody vegetation structure and function
(2015)
Journal Article
Lloyd, J., Domingues, T. F., Schrodt, F., Ishida, F. Y., Feldpausch, T. R., Saiz, G., Quesada, C. A., Schwarz, M., Torello-Raventos, M., Gilpin, M., Marimon, B. S., Marimon-Junior, B. H., Ratter, J. A., Grace, J., Nardoto, G. B., Veenendaal, E., Arroyo, L., Villarroel, D., Killeen, T. J., Steininger, M., & Phillips, O. L. (2015). Edaphic, structural and physiological contrasts across Amazon Basin forest–savanna ecotones suggest a role for potassium as a key modulator of tropical woody vegetation structure and function. Biogeosciences, 12(22), 6529-6571. https://doi.org/10.5194/bg-12-6529-2015
Sampling along a precipitation gradient in tropical South America extending from ca. 0.8 to 2.0 m a−1, savanna soils had consistently lower exchangeable cation concentrations and higher C / N ratios than nearby forest plots. These soil differences we... Read More about Edaphic, structural and physiological contrasts across Amazon Basin forest–savanna ecotones suggest a role for potassium as a key modulator of tropical woody vegetation structure and function.