Ahmad, Asmita. “SOIL FERTILITY MAPPING OF CORN PLANT BASED ON MINERALS IN JENEPONTO REGENCY”. Jurnal Ecosolum 10, no. 2 (December 31, 2021): 1-14. Accessed November 7, 2024. http://journal-old.unhas.ac.id/index.php/ecosolum/article/view/18682.