Boren, Prima Novia, and Bustari Badal. 2024. “Pengaruh Pemberian Pupuk Kotoran Walet Terhadap Pertumbuhan Bibit Kelapa Sawit (Elaeis Gueneensis Jacq) Di Pre Nursery”. Jurnal Research Ilmu Pertanian 4 (1): 1-10. https://doi.org/10.31933/xk7evy14.