, J., Srivastava, P. C., Agnihotri, A. K., & Ghosh, D. (2003). Effect of Some Factors on Adsorption-desorption of Fulvic Acid on Goethite (α-FeOOH). Indian Forester, 129(11), 1349–1354. https://doi.org/10.36808/if/2003/v129i11/2416