Parameters of yield structure elements sunflower oil

The article presents the results of research on the formation of the structure of sunflower yield in the conditions of the Priobskaya forest-steppe of the Altai territory. The research was conducted in 2018-2019. As the objects of research, 5 varieties of sunflower were taken from the main direction of domestic selection: Buzuluk, Yenisei, Kulundinsky 1, Flagman, Aley. The obtained data showed that the parameters of the yield structure indicators depend on both the genotype of the variety and the vegetation conditions of plants.