Shofiah, R., Fiantis, D., Saidi, A. and Ismail, R. 2022. Soil renewal and metal ions pollutants removal in water by using volcanic ash from Mt. Sinabung and Mt. Merapi eruptions. Jurnal Ilmiah Pertanian. 19, 2 (Jul. 2022), 85-106. DOI:https://doi.org/10.31849/jip.v19i2.9655.