TY JOUR TI WAYS TO REDUCE CARBON DIOXIDE EMISSIONS INTO THE ATMOSPHERE AT PRODUCTION PROCESSES IN CROP KW Carbon footprint KW engine exhaust gases KW tractor KW aggregate KW technological operations KW binding of CO2 in the soil JO Vestnik of Kazan State Agrarian University AU Khafizov, R.. AU Khaliullin , F.. AU Khafizov, K.. AU Nurmiev, A.A. AU Sinickiy, S.A. AU Gallyamov, E.A. PY 2021 IS 16 PB Kazan state agrarian University