Sidabukke , Simon, Ternala Alexander Barus, Budi Utomo, Delvian, and Mona Fhitri Srena. “The Opportunity of Understorey Species to Absorb Secondary Metabolites in the Soil (Case Study in IUPHHK- Industrial Plantation Forests PT. Toba Pulp Lestari, Tbk)”. Journal of Sylva Indonesiana 3, no. 01 (February 21, 2020): 40–45. Accessed August 25, 2026. https://talenta.usu.ac.id/Jsi/article/view/1982.