SEPHADEX GEL FILTRATION OF FULVIC ACID: THE IDENTIFICATION OF MAJOR COMPONENTS IN TWO LOW-MOLECULAR WEIGHT FRACTIONS
- 1 October 1971
- journal article
- research article
- Published by Wolters Kluwer Health in Soil Science
- Vol. 112 (4) , 231-238
- https://doi.org/10.1097/00010694-197110000-00003