TY JOUR TI THE INFLUENCE OF INTENSIFICATION FACTORS ON SPRING WHEAT YIELD AND AGROCHEMICAL PROPERTIES OF SOILS IN LENINOGORSK MUNICIPAL DISTRICT OF THE REPUBLIC OF TATARSTAN KW mobile phosphorus KW mobile potassium KW intensification of agriculture KW fertility KW productivity JO Agrobiotechnologies and digital farming AU Gaffarova, L.G. AU Halitova, E.I. AU Matveeva, A.I. PY 2024 IS 3 PB Kazan state agrarian University