Dneprovskii 257 SV

middle-early (ФАО 290)

Trihybrid type: simple modified

Originator — Steppe Zone Agricultural Institute of NAANU

LLC Stepna Scientific and Production Agricultural Corporation

Application: multiple

Growing areas — prairie, forest steppe, woodlands

MORPHOLOGIC CHARACTER

PLANT           Height — 220-250 cm

                        Tilling capacity — does not form a shrub, has excellent standing ability

CORN COB     Length — 20 cm

                        Shape — cap-and-cylindrical

                        Affixion height — 80-90 cm

                        Seed rows quantity — 16-18

                        36-40 seeds in the row

                        Stem color — red

SEED   Seed color — yellow-and-orange

                        Seed type — dent corn

                        Weight of 1000 seeds — 280-300 g

Preharvesting density of plants, thousands of units/ha

                        Prairie — 50-55

Forest steppe — 65-70

Woodlands — 70-75

Resistance (from 9 scores):

                        Standing ability — 9

                        To main morbid affection — 9

                        To crop infestation — 9

Harvesting capacity: 120-125 hwt/ha

Silage harvesting: 580-630 hwt/ha

KEY QUALITIES: Hybrid is extremely resistant to blister smut and stem rot. Besides it is characterized with perfect drought resistance. Highly commercial variety. Seeds dry out fast at after-ripening.