Hidrayani, Hidrayani, et al. “Species and Damage Intensity of Major Pests on Cassava Plant (Manihot Esculenta Crantz) in Lima Puluh Kota District: English”. Jurnal Proteksi Tanaman (Journal of Plant Protection), vol. 3, no. 2, Dec. 2019, pp. 85-92, doi:10.25077/jpt.3.2.85-92.2019.