%0 Journal Article %T The influence of the types of cassettes and containers on the biological productivity of the planting material of the hybrid Populus alba L. Populus tremula L. has been studied. %A Evlakov, P.M. %A Popova, A.A. %A Ryazanceva, O.S. %A Tseplyaev, A.N. %K hybrid Populus alba L. x Populus tremula L., clonal micropropagation, in vitro, closed root system, greenhouse, hardening site, planting material, cassettes, containers %J Forestry Engineering Journal %D 2025 %N 15 %P 17 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov