Interaction of Peat Soil and Sulphidic Material Substratum: Role of Peat Layer and Groundwater Level Fluctuations on Phosphorus Concentration. j Trop. Soils [Internet]. 2015 Oct. 2 [cited 2025 Dec. 26];19(3):171-9. Available from: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/213