CHARACTERISTICS OF SOIL HUMIC EXTRACTS OBTAINED BY SOME ORGANIC AND INORGANIC SOLVENTS AND PURIFIED BY HCl-HF TREATMENT
- 1 December 1988
- journal article
- Published by Ovid Technologies (Wolters Kluwer Health) in Soil Science
- Vol. 146 (6), 418-426
- https://doi.org/10.1097/00010694-198812000-00003