Irawanto, Rony. “PENGUJIAN BIJI KOLEKSI KEBUN RAYA PURWODADI”. BERKALA PENELITIAN HAYATI JOURNAL OF BIOLOGICAL RESEARCHES 17, no. 1 (October 27, 2012): 81-85. Accessed April 17, 2026. https://ojs.berkalahayati.org/index.php/jurnal/article/view/196.