Rachmin, M., Nurdin and Nurjanna (2024) “UJI KANDUNGAN UNSUR HARA Ca, Mg DAN Fe PUPUK ORGANIK CAIR (POC) DARI LIMBAH BATANG PISANG KEPOK (Musa acuminata balbisiana C.) ”, Cokroaminoto Journal of Chemical Science, 6(1), pp. 10–13. Available at: https://science.e-journal.my.id/cjcs/article/view/190 (Accessed: 17 March 2026).