R 13 GV 1 MJK

R 13 GV 1 MJK — a mid-season, intensive type sunflower hybrid, adapted for cultivation in the Steppe, Forest-Steppe, and Polесьe regions. It has a vegetation period of approximately 107-112 days and plant height ranging from 158 to 190 cm. The flower head diameter is 20-22 cm, and the head is inclined, facilitating efficient yield formation. Seed oil content is 48-51%, ensuring high value for oil production.

The hybrid exhibits high resistance to major sunflower diseases, including rust, white and gray mold, septoria, anthracnose, peronosporosis, fomosis, and alternaria, with resistance ratings from 7 to 9 out of 9. Additionally, it demonstrates excellent drought and cold tolerance, allowing it to maintain yield even under adverse climatic conditions. Recommended plant density at harvest varies by region: 58-63 thousand plants per hectare in the Forest-Steppe, and 48-53 thousand plants per hectare in the Steppe and Southern Steppe.

R 13 GV 1 MJK features strong early growth and early flowering, enabling efficient use of soil moisture and full yield potential. The hybrid is recommended for cultivation on dry and weed-infested fields, where it shows stable and high performance. The breeder is the Institute of Novi Sad (Serbia), and seeds are produced by LLC EUROSEM. For weed control, the herbicide Evrolighting is recommended during the two-leaf stage.