TY JOUR TI The effect of drought on the intensity of visible photosynthesis and the water regime of juvenile plants of the genotypes of Quaking Oak, Downy Birch and Downy White Birch under controlled conditions in open ground KW intensity of visible photosynthesis KW intensity of transpiration KW efficiency of water use KW families KW oak petiolate KW birch fluffy KW birch hanging KW adaptive potential JO Forestry Engineering Journal AU Popova, A.A. AU Evlakov, P.M. AU Popova, V.T. AU Ryzhkova, V.S. AU Nartova, I.M. AU Lebedev, S.V. AU Shestibratov, K.A. PY 2025 IS 15 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov