OSMAN sunflower hybrid, Kharkiv region.

Medium-ripening, drought-resistant hybrid designed for growing on different types of soil. Recommended for sowing in the forest-steppe zones and the zone of insufficient moisture. It has been on trial since 2016.

MAIN CHARACTERISTICS
Hybrid type is simple
Medium ripeness group
Number of days germination - flowering 59-64
Vegetation period 115-118 days.
MORPHOLOGICAL AND AGRONOMIC CHARACTERISTICS
The shape of the basket is convex
The slope of the basket is half inclined.
Oil content 46-52%
The height of the plant is 170-185 cm.
The diameter of the basket is 18-21 cm.
Lumpiness 20-22%
Yield potential 55 t/ha(//tractor-service.com)
The average yield over the years of testing is 43 t/ha.
RESISTANCE TO DISEASES AND STRESS FACTORS
Drought is very high
Black leg 7
Perenosporosis 7
Phomopsis 7
Average winter hardiness
Rust 9
Gray rot (botrytis) 8
White rot (sclerotiniosis) 7
Sunflower wolf A B C D E F 
Sunflower moth is resistant
RECOMMENDED DENSITY AT THE TIME OF ASSEMBLY
Forest-steppe 55-65 thousand plants/ha
Step 45-55 thousand plants/ha