RAHUTOMO, S.; GINTING, E. N. LEACHING LEVEL OF N, P, K, AND SEVERAL TYPES OF FERTILIZER. Jurnal Penelitian Kelapa Sawit, [S. l.], v. 26, n. 1, p. 37–47, 2018. DOI: 10.22302/iopri.jur.jpks.v26i1.35. Disponível em: http://jurnalkelapasawit.iopri.org/index.php/jpks/article/view/35. Acesso em: 26 aug. 2026.