TY JOUR TI ASSESSMENT OF THE CONTRIBUTION OF ROOT CARBON NUTRITION TO THE FORMATION OF PLANT BIOMASS IN A MODEL EXPERIMENT KW plant roots carbon consumption KW carbon dioxide KW CO2 balance JO Vestnik of Kazan State Agrarian University AU Shogenov, Y.H. AU Dudarov, Z.I. AU Zanilov, A.H. PY 2024 IS 19 PB Kazan state agrarian University