TY JOUR TI RECONSTRUCTION OF THE FLOODPLAIN ECOSYSTEMS OF THE YENISEI RIVER MIDDLE REACHES KW floodplain KW ecosystem KW evolution KW reconstruction KW Holocene KW Holocene climatic periods KW warming KW climate KW paleo-soils JO Bulletin of KSAU AU Turygina, O.V. AU Demidenko, G.A. PY 2015 IS PB Krasnoyarsk State Agrarian University