KAILA, A. Fixation of potassium by soil samples under various conditions. Agricultural and Food Science, [S. l.], v. 37, n. 3, p. 195–206, 1965. DOI: 10.23986/afsci.71638. Disponível em: https://journal.fi/afs/article/view/71638. Acesso em: 17 jun. 2024.