Mahdalena, and Siti Mutmainah. “Pengaruh Pemberian Pupuk UREA Dan Pupuk Kotoran Sapi Terhadap Pertumbuhan Bibit Tanaman Kelapa Sawit (Elaeis Guineensis Jacq): Effect of UREA Fertilizer and Cow Manure on the Growth of Oil Palm Seeds (Elaeis Guneensis Jacq)”. Agrifarm: Jurnal Ilmu Pertanian 11, no. 2 (January 4, 2023): 107–110. Accessed July 3, 2024. https://journal.uwgm.ac.id/agrifarm/article/view/1873.