1. Soil Toxicity Around the Textile Industry in Bantul using Spinach Seeds (Amaranthus gangeticus) and Bean Sprouts (Phaseolus aureus) 2. Immobilization of Urease from Psophocarpus tetragonolobus L. DC. using Natrium Alginate Supporting Matrix 3. Physicochemical Properties and Biodegradability of Biofilm Based on Taro Starch and Duck Bone Gelatin 4. Synthesis of Some New Amino Carbonyl Compo…