FORMATION OF SUNFLOWER HEAD PRODUCTIVITY AS AFFECTED BY AMMONIUM SULFATE AND SULFUR BENTONITE APPLICATION ON GRAY FOREST SOILS IN THE REPUBLIC OF TATARSTAN
The scientific article studies the effect of ammonium sulfate and sulfur bentonite on the formation of sunflower head productivity in the hybrids Antemis and Terramis on typical gray forest soils of the Republic of Tatarstan. The field experiment was conducted in 2023–2025 at the Agrobiotechnopark of Kazan State Agrari...