Sofyan, E. T., Machfud, Y., Yeni, H., & Herdiansyah, G. (2019). Absorption of N, P and K Nutrients of Sweet Corn Plants (Zea Mays Saccharata Sturt) Due to the Application of Urea, Sp-36, Kcl Fertilizers and Biofertilizer on Fluventic Eutrudepts from Jatinangor. Jurnal Agrotek Indonesia, 4(1). Diambil dari https://journal.unsika.ac.id/agrotek/article/view/1690