TY CONF TI APPROACHES TO PREVENT AN ENVIRONMENTAL DISASTER IN THE 60`S IN THE EAST OF THE COUNTRY KW steppe KW virgin land KW deposit KW soil KW development KW erosion KW agriculture KW technology JO «PROBLEMS OF SOIL FERTILITY IN MODERN AGRICULTURE» AU Chebochakov, S.E. AU Shpedt, A.A. AU Ivanov, O.A. AU Murtaev, V.N. PY 2024 PB Krasnoyarsk Scientific Research Institute of Agriculture is a separate division of the Federal Research Center KSC SB RAS