Results of analysis of physical and chemical composition of sludge sediments in Langar and Kalkama flood reservoirs of Kashkadarya regionAsror Yangiev, Sherzod Panjiev, Dilmurat Adjimuratov, Shahriddin Baymatov, Oybek Muratov and Shakhnoza DjabbarovaE3S Web of Conf., 401 (2023) 05050DOI: https://doi.org/10.1051/e3sconf/202340105050