Asrijal, Asrijal, and Ambo Upe. “Analisis Serapan Hara Nitrogen Dan Fosfor Tanaman Kedelai”. Jurnal Ecosolum 7, no. 1 (October 11, 2018): 24-32. Accessed November 7, 2024. http://journal-old.unhas.ac.id/index.php/ecosolum/article/view/5212.