Susi N, Surtinah S, Rizal M. Pengujian Kandungan Unsur Hara Pupuk Organik Cair (POC) Limbah Kulit Nenas. J. Ilm. Pertan. [Internet]. 2018 Mar. 15 [cited 2026 May 9];14(2):46-51. Available from: https://journal.unilak.ac.id/index.php/jip/article/view/261