Hartati S, Suryono ., Purnama LS. The Potential of Potassium Fertilizers in Improving the Availability and Uptake of Potassium in Rice Grown on Entisol. j Trop. Soils [Internet]. 2019May30 [cited 2025Jul.27];24(2):83-91. Available from: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/392