Mahdalena, & Siti Mutmainah. (2023). 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(2), 107–110. https://doi.org/10.24903/ajip.v11i2.1873