Lan Thanh, N., Hang, V.T., Thuy, N.T., Hien, L.P.T. and Huy*, N.N. 2023. Nutrient Recovery from Poultry Wastewater by Modified Biochar: An Optimization Study. CURRENT APPLIED SCIENCE AND TECHNOLOGY. 26, 1 (May 2023), DOI: 10.55003/cast.2023.06.23.013 (16 pages). DOI:https://doi.org/10.55003/cast.2023.06.23.013.