Pu’u, Yustina. “UJI EFEKTIVITAS EKSTRAK KULIT BATANG PULAI (Alstonia Scolaris) TERHADAP HAMA Plutella Xylostella”. AGRICA 7, no. 1 (June 13, 2020): 34-44. Accessed June 8, 2025. https://e-journal.uniflor.ac.id/index.php/Agr/article/view/401.