Ezward, Chairil, Tri Nopsagiarti, A. Haitami, Elfi Indrawanis, Gusti Marlina, Haris Susanto, Infitria, and Nikmatul Farisya Imanda. “Analysis of C-Organic, Nitrogen, and C/N Ratio Contents in Oil Palm Plantations Soil Owned by the People of Pulau Binjai Village, Kuantan Mudik District, Kuantan Singingi Regency, Riau Province ”. JURNAL AGRONOMI TANAMAN TROPIKA (JUATIKA) 7, no. 3 (September 1, 2025): 732 -. Accessed September 14, 2025. https://ejournal.uniks.ac.id/index.php/JUATIKA/article/view/4772.