Effects of pH and metal ions on oxytetracycline sorption to maize-straw-derived biochar. Submitted by drupal_dev on Mon, 03/15/2021 - 14:07 Publication Year 2013 Jia, M.; Wang, F.; Bian, Y.; Jin, X.; Song, Y.; Kengara, F.O.; Xu, R.; Jiang, X Bioresource technology, 136, 87–93.