TY JOUR TI ASSESSMENT OF AGRICULTURAL BIOLOGICAL TECHNIQUES IN THE REPUBLIC OF TATARSTAN KW farming system KW farming biologization KW crop rotations KW green manure KW biological preparations KW biological plant protection KW dry organic matter JO Agrobiotechnologies and digital farming AU Diabankana, R.. AU Sabirova, R.M. AU Safin, R.I. PY 2022 IS 1 PB Kazan state agrarian University