THE PLANT PRODUCTION INSTITUTE named after V.YA. YURIEV
National Academy of Agrarian Sciences of Ukraine

Fenomen

Sunflower Helianthus annuus L.
A linoleic hybrid used for oil. Resistant to sulfonylurea herbicides (15+15 g/ha)

Originator - Plant Production Institute named after V.Ya. Yuriev of NAAS.

Registration year - 2018. Recommended zones of cultivation: Steppe and Forest-Steppe of Ukraine.

Early-ripening. The growing period is 110-114 days.

The plant height is 210 cm. The calathidium is slightly domed, with a diameter of 19-20 cm. The hybrid is highly resistant to lodging and shedding. It is drought resistant.

Tolerance to head rot.

The husk content is 21.0%. The 1000-seed weight is 55.5-56.0 g. The oil content in seeds is 50.6%.

The yield potential is 4.3 t/ha. The yield in the demonstration field of the Plant Production Institute named after V.Ya. Yuriev is 3.65 t/ha.

The recommended pre-harvest plant density is 50,000 plants/ha.

Seed production peculiarities. The parents in hybridization plots are sown in two stages. The female line is sown after the emergence of the male line seedlings.

The female/male row ratio in hybridization plots can be 6:2; 8:4; 10:2; or 12:4.

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