Cunha , Gabriel Octávio de Mello, Jaime Antonio de Almeida, Bethina Bastos Barboza, Augusto Friederichs, Cleber Rech, Daniel Alexandre Heberle, and Marco André Grohskopf. “Comparing Methods for Determination of Clay Contents in Different Brazilian Soils”. Pesquisa Agropecuária Gaúcha 20, no. 1/2 (December 31, 2014): 121-130. Accessed March 31, 2025. https://revistapag.agricultura.rs.gov.br/ojs/index.php/revistapag/article/view/101.