Hakim, F. K.; Sofyan, E. T.; Sudirja, R.; Joy, B.; Yuniarti, A.; Herdiyantoro, D. The Application of Slow Release NPK Fertilizer on Inceptisols to Changes of Soil Chemical Properties and Growth of Sweet Corn (Zea Mays L. Saccharata). ijeab 2022, 7 (3).