TY CONF TI DYNAMICS OF TYPICAL ACIDITY OF LEACHED CHERNOZEM FOREST-STEPPE UNDER CONDITIONS OF LONG-TERM APPLICATION OF AGROCHEMICALS KW leached chernozem KW organic fertilizers KW mineral fertilizers KW defect KW exchange acidity KW hydrolytic acidity. JO XIII All-Russian scientific-practical conference of young scientists «Achievements and prospects of development of the Russian agriculture", dedicated to the memory of R.G. Gareev AU Maksimova, A.. AU Fedyuhina, V.. AU Kol'cova, O.. PY 2023 PB TRIA FRC Kazan Scientific Center of RAS