SiregarA.Z., SukeksiL., JumirahJ. and TanjungM. 2025. Management of Pests and Coconut (Cocos nucifera) Products in Northen Sumatra. Jurnal Ilmu Pertanian Indonesia. 30, 2 (Mar. 2025), 305-311. DOI:https://doi.org/10.18343/jipi.30.2.305.