Sofyan, Emma Trinurani, and Dirga Sapta Sara. “The Effect of Organic and Inorganic Fertilizer Applications on N, P and K Uptake and Yield of Sweet Corn (Zea Mays Saccharata Sturt)”. JOURNAL OF TROPICAL SOILS 23, no. 3 (March 22, 2019): 111–116. Accessed August 3, 2025. https://journal.unila.ac.id/index.php/tropicalsoil/article/view/278.