Hidrayani, H., 		Khairul, U., 		Ratib, F., & 		Ikhsan, Z.
2019 Dec  9.  Species and Damage Intensity of Major Pests on Cassava Plant (Manihot esculenta Crantz) in Lima Puluh Kota District. Jurnal Proteksi Tanaman. [Online] 3:2