Balláné Kovács, Andrea, Sándorné Kincses, and Péter Tamás Nagy. “Evaluation of KCl-EDTA-, CaCl2- DTPA-, CaCl2-DTPA-TEA Extractants for Estimating Available Cu in Soils”. Acta Agraria Debreceniensis, no. 27 (November 15, 2007): 5–9. Accessed December 21, 2024. https://ojs.lib.unideb.hu/actaagrar/article/view/3092.