BALLÁNÉ KOVÁCS, A.; KINCSES, S.; NAGY, P. T. . Evaluation of KCl-EDTA-, CaCl2- DTPA-, CaCl2-DTPA-TEA extractants for estimating available Cu in soils. Acta Agraria Debreceniensis, [S. l.], n. 27, p. 5–9, 2007. DOI: 10.34101/actaagrar/27/3092. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/3092. Acesso em: 13 aug. 2022.