Creation of forest stands with the use of water-retaining polymeric nano-substances (hydrogels) on the drained bottom of the Aral seaZ.B. Novitsky, G.X. Atadjanova and I.Z. YangibaevaE3S Web Conf., 449 (2023) 06003DOI: https://doi.org/10.1051/e3sconf/202344906003