This research was carried out at the Greenhouse of the Department of Soil Science, Faculty of Agriculture, Sriwijaya University in July-October 2020 with 2 treatment factors Factor 1: N, P and K fertilizer doses consisting of two levels, D1 (Recommended N, P and K fertilizer doses ,Urea 200 kg/ha, SP-36 100 kg/ha, and KCl 100 kg/ha) and D2 (site-specific doses of N, P and K fertilizers, Urea 37…