Pratt, P.F. and Alvahydo, R. 2024. Cation exchange characteristics of some soil from the State of São Paulo. Pesquisa Agropecuaria Brasileira. 1, 1 (Mar. 2024), 401–406. DOI:https://doi.org/10.1590/S1678-3921.pab1966.v1.18053.