Oil Palm Industry Economic Journal Vol. 26 (1) March 2026 p. 1-8 QUANTILE INSIGHTS INTO THE ROLE OF FERTILISER, HARVESTERS AND ESTATE SIZE IN SHAPING OIL PALM FRESH FRUIT BUNCHES (FFB) YIELD March 16, 2026October 7, 2025 by mpob_admin NUR NADIA KAMIL1*; NORHIDAYU ABDULLAH1 and ROSEARNIDA SENAWI1 DOI: https://doi.org/10.21894/opiej.2025.05Available Online: 7 October 2025 FULL TEXT | DOWNLOAD ARTICLE