SINAGA, Daniel Perwiratama; DWI PURBAJANTI, Endang; ADI KRISTANTO, Budi. 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://talenta.usu.ac.id/jpt/article/view/4876. Acesso em: 7 dec. 2025.