Ucker, Fernando Ernesto, Alfredo Borges De-Campos, Luís Carlos Hernani, Jose Ronaldo de Macedo, and Adoildo da Silva Melo. “Vertical Movement of the Potassium Ion in Quartzipsamment Entisols under Sugarcane Crop”. Pesquisa Agropecuaria Brasileira 51, no. 9 (October 17, 2016): 1548–1556. Accessed July 10, 2026. https://apct.sede.embrapa.br/pab/article/view/22486.