1.
Bozhinova R, Zapryanova P. An Evaluation of the Use of Chelating Agents DTPA and EDTA as Extractants for Determination of the Available Microelement Content of Soil in a Long-Term Fertilization Trial. BJSSAE [Internet]. 2013 Jun. 27 [cited 2026 Oct. 7];47(2):15-20. Available from: https://agriacad.eu/ojs/index.php/bjssae/article/view/2615