Quantitative evaluation of soil ion content using an imaginary part model of soil dielectric constant. Scientia Agricola, [S. l.], v. 76, n. 4, p. 299–304, 2019. DOI: 10.1590/1678-992x-2017-0431. Disponível em: https://www.revistas.usp.br/sa/article/view/157012.. Acesso em: 2 may. 2024.