Open AccessTechnical and technological improvement of sunflower cultivation in the dry regions of the Volga federal district
Author(s) -
Vladimir Milyutkin,
Nikolay Grigorievich Dluzhevsky,
Oleg Nikolaevich Dluzhevsky,
G V Levchenko
Publication year - 2021
Publication title -
agrarnyj naučnyj žurnal
Language(s) - English
Resource type - Journals
eISSN - 2587-9944
pISSN - 2313-8432
DOI - 10.28983/asj.y2021i3pp73-77
Subject(s) - samara , sunflower , agriculture , ammonium nitrate , agronomy , agrarian society , environmental science , nitrogen , geography , chemistry , biology , botany , archaeology , organic chemistry
The article presents the results of studies of the effectiveness of liquid mineral nitrogen and nitrogen-sulfur-containing fertilizers based on urea-ammonia mixture-UAN in comparison with solid-ammonium nitrate when growing sunflower in arid, typical for the zone of "risky farming" - the Volga region, years (2018-2020) with the use of modern high-performance equipment manufactured in Russia (Samara) at JSC "Eurotechnika" of the German company AMAZONEN-Werke. Conducted three-year studies on typical chernozems of the Samara region on the experimental fields of the Samara State Agrarian University, showed a significant advantage of liquid fertilizers with an increase in sunflower yield on average for three years according to experimental options up to a maximum of 6centners / ha or by13 %.