Anggita, Tristantia, Zainal Muktamar, and Fahrurrozi Fahrurrozi. 2018. “Improvement of Selected Soil Chemical Properties and Potassium Uptake by Mung Beans After Application of Liquid Organic Fertilizer in Ultisol”. TERRA : Journal of Land Restoration 1 (1):1-7. https://doi.org/10.31186/terra.1.1.1-7.