Kumalasari, Lisa, Eri Sulyanti, and Hasmiandy Hamid. 2018. “Activity of Part of Spiked Pepper (Piper Aduncum Linnaeus) Originating from Different Locations in Suppressing the Growth of Colletotrichum Gloeosporioides Invitro: English”. Jurnal Proteksi Tanaman (Journal of Plant Protection) 2 (1):18-27. https://doi.org/10.25077/jpt.2.1.18-27.2018.