Raudha Anggraini Tarigan, Sinta Nauli Marbun, and Abdul Rahman. 2024. “Exploration and Diseases Identification of the Leaf Spots on Palm Oil in Tapanuli Tengah Regency”. Jurnal Online PERTANIAN TROPIK 10 (3):1-6. https://doi.org/10.32734/jpt.v10i3.15710.