Elizabet Pakpahan, T. ., Hidayatullah, T., Romulo Siagian, D. ., & Mardiana, E. . (2024). The Usage Of Soil Renewal Materials To Improve The Chemical Properties To Increase The Shallot Yield From Tumbers. Jurnal Penelitian Pertanian Terapan, 24(1), 17-27. https://doi.org/10.25181/jppt.v24i1.3068