Rohani, Rohani, Karnan Karnan, and Mohammad Liwa Ilhamdi. “Effect of The Addition of Hyacinths As Feed to Increase The Production of Earthworms (Lumbricus Rubellus)”. Jurnal Biologi Tropis 22, no. 3 (September 12, 2022): 927–933. Accessed November 24, 2024. http://jurnalfkip.unram.ac.id/index.php/JBT/article/view/3816.