Wahyu Pringadi, Dini Puspita and Yusriani Nasution (2026) “Identification and Percentage of Pest Attacks on Sipirok Coffee Plants (Coffea arabica L.) in South Tapanuli Regency, Indonesia ”, Agricultural Revolution Journal, 2(1), pp. 30–40. doi: 10.64570/agrivolution.v2i1.53.