“Eksplorasi Dan Identifikasi Tanaman Aren (Arenga Pinnata Merr) Di Kabupaten Tapanuli Selatan”. Jurnal Online Pertanian Tropik 5, no. 3 (December 3, 2019): 423–427. Accessed February 5, 2026. https://idjpcr.usu.ac.id/jpt/article/view/3115.