“PENGARUH PEMBERIAN ABU JANJANG KOSONG KELAPA SAWIT TERHADAP PERTUMBUHAN BIBIT KELAPA SAWIT (Elaeis Guineensis Jacq) PADA MEDIA GAMBUT”. Journal of Agro Plantation (JAP) 1, no. 2 (October 26, 2022): 93–102. Accessed December 5, 2025. https://jurnal.politap.ac.id/index.php/jap/article/view/1244.