THE ISOELECTRIC THEORY. Its Application to Certain Problems of Crop Porducts Manufacture, and Soil Fertility. Tropical Agriculture, [S. l.], v. 2, n. 9, 1925. Disponível em: https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/6165. Acesso em: 27 mar. 2025.