TY JOUR TI AGRICULTURAL TECHNIQUES TO INCREASE YENISEI SIBERIA ARABLE LAND PRODUCTIVITY KW long-term hospital KW agricultural landscape KW agrochemical properties KW tillage KW crop rotation KW fertilizers KW culture KW productivity JO Bulletin of KSAU AU Shpedt, A.A. AU Romanov, V.N. AU Trubnikov, Y.N. AU Smytkova, T.A. PY 2022 IS 0 PB Krasnoyarsk State Agrarian University