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Information × Registration Number 0225U004921, (0124U001628) , R & D reports Title Improvement of elements of technologies for growing modern varieties of winter grain crops in the Steppe zone of Ukraine popup.stage_title Обґрунтувати особливості формування продуктивності озимих зернових культур залежно від технологічних процесів їх вирощування Head Umrykhin Nazar L., Кандидат сільськогосподарських наук Registration Date 22-12-2025 Organization Institute of Steppe Agriculture of The National Academy of Agrarian Sciences of Ukraine popup.description1 To study the reaction of different types of winter wheat and winter barley varieties by the degree of intensity to the main elements of the cultivation technology, which ensure the realization of their genetic potential at a high level, as well as to determine the feasibility and effectiveness of new agrotechnical measures popup.description2 It was found that in 2024, when growing winter wheat after soybeans, this crop provided the highest yield (5.72–5.75 t/ha) when sown on October 1 and 10, and after sunflower (5.13–5.16 t/ha), the highest yield was when sown in the period from September 20 to October 10. Winter wheat provided significantly higher yields after soybeans (6.29 t/ha, with a conditional net income of 30,564 UAH/ha and profitability of 126.5%) when sown on October 1 against the background of root top dressing on frozen-thawed soil with ammonium nitrate at a dose of N30, and after sunflower (5.51–5.59 t/ha, with a conditional net income of 24,083–24,748 UAH/ha and profitability of 101.0–103.6%), significantly higher yields were obtained when sown on September 20 and October 1 with root top dressing of ammonium nitrate at a dose of N30. Product Description popup.authors Nazar L. Umrykhin Tetiana M. Almaieva Liliia M. Koreniuk popup.nrat_date 2025-12-22 Close