New variety of sunflower Yubilyar

The sunflower variety Yubilyar was developed at the Siberian experimental station - a branch of the V.S. Pustovoit All-Russian Research Institute of Oil Crops (Omsk region, Isilkul) by the method of individual selection of the productive samples from the varietal population Sibirsky 97 and directed cross-pollination of them during free flowering in an isolated area. In the conditions of the Omsk region, the Yubilyar variety belongs to a very early maturity group. The stem of the variety is erect, unbranched, 120-140 cm high. The basket is convex when ripe, 19-21 cm in diameter. Achenes are medium-sized, narrow-ovoid, black. Weight of 1000 seeds 57-71 g. According to the results of variety testing in 2020-2022, the new variety exceeded the standard variety Irtysh of local breeding in terms of seed yield by 0.35 t/ha, seed oil content by 2.2% and oil yield by 0.22 t/ha. The Yubilyar variety is recommended for cultivation in the Western Siberian (10) and Ural (9) regions.