SINAGA, D. P.; DWI PURBAJANTI, E.; ADI KRISTANTO, B. The Effect of Magnesium, Boron, and NPK Fertilizer on the Growth of Pre-Nursery Oil Palm (Elaeis guineensis Jacq). Jurnal Online Pertanian Tropik, [S. l.], v. 7, n. 2, p. 262–271, 2020. DOI: 10.32734/jopt.v7i2.4876. Disponível em: https://idjpcr.usu.ac.id/jpt/article/view/4876. Acesso em: 4 aug. 2025.