Results and analysis of field research in flood reservoirs in Kashkadarya region Аsror Yangiev, Dilmurat Adjimuradov, Sherzod Panjiev and Rustam Karshiev E3S Web Conf., 264 (2021) 03033 Published online: 02 June 2021 DOI: 10.1051/e3sconf/202126403033