MUHAMMAD DZIKRI ALMAHDI HASIBUAN; HILWA WALIDA; BADRUL AINY DALIMUNTHE; SITI HARTATI YUSIDA SARAGIH. THE EFFECTIVENESS OF INSECTICIDE APPLICATION WITH ACTIVE INGREDIENT CYPERMETHRIN ON THE INTENSITY OF ATTACKS BY Oryctes rhinoceros L. ON OIL PALM PLANTS ( Elaeis guineensis Jacq.) HAS NOT YET PRODUCED RESULTS. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), [S. l.], v. 5, n. 8, 2026. Disponível em: https://ijset.org/index.php/ijset/article/view/2138. Acesso em: 12 sep. 2026.