MIKO HERLANGGA; EKA BOBBY FEBRIANTO. THE EFFECT OF HARVEST FREQUENCY AND LABOR EFFICIENCY ON THE PRODUCTIVITY OF OIL PALM ( Elaeis guineensis) Jacq.) PALM CO REGIONAL 1 RAMBUTAN GARDEN, AFDELING VIII SEI PRIOK VILLAGE. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), [S. l.], v. 5, n. 8, p. 4285–4292, 2026. Disponível em: https://ijset.org/index.php/ijset/article/view/2031. Acesso em: 5 jul. 2026.