TY CONF TI COMPARATIVE ANALYSIS OF THE RATE OF CO2 ASSIMILATION IN ANNUAL TRIFOLIUM SPECIES AT THE JUVENILE STAGE OF ONTOGENESIS KW Trifolium resupinatum KW Trifolium alexandrinum KW Trifolium incarnatum KW photosynthesis KW dark respiration KW intercellular CO2 concentration JO Multifunctional adaptive fodder production AU Dumacheva, E.V. AU Kostenko, S.I. AU Chernyavskih, V.I. AU PEChEGINA, Y.V. AU Grebennikov, A.A. PY 2024 PB Federal Williams Research Center of Forage Production and Agroecology