KHRISTENKO, A.O.; SHAPOVALOVA, V.S.; NESHTA, A.P. To problems of improve the diagnostics of potassium status of soils. AgroChemistry and Soil Science, [S. l.], v. 84, p. 49–54, 2015. DOI: 10.31073/. Disponível em: https://agrochemsoilsci.org/index.php/journal/article/view/183.. Acesso em: 30 jun. 2026.