Suryana, S., Zuliati, S., Sukmawati, R., & Fadillah, R. (2025). Effect of Soil Tillage Systems and Boiler Ash Application on the Growth and Yield of Sugarcane (Saccharum officinarum L.). Jurnal Biologi Tropis, 25(3), 4701–4708. https://doi.org/10.29303/jbt.v25i3.9751