TY CONF TI CHANGES IN THE PROPERTIES OF LEACHED CHERNOZEM UNDER LONG-TERM AGRICULTURAL USE KW leached chernozem KW humus KW virgin soil KW agro chernozem KW irrigation KW granulometric composition JO «PROBLEMS OF SOIL FERTILITY IN MODERN AGRICULTURE» AU Dobryanskaya, S.L. PY 2024 PB Krasnoyarsk Scientific Research Institute of Agriculture is a separate division of the Federal Research Center KSC SB RAS