Sunflower seeds Douglas A-G granstar 50g, Dnipropetrovsk region.

Genetically resistant to water (А-G)
It is characterized by extreme heat resistance.
High resistance to breakage and stress.
Potential yield 50ts/ha
Agronomic characteristics:
type simple early ripe
middle-early ripeness group
number of daysladder-cleaning 112-115
plant height 180-190 cm
basket diameter 21-23 cm.
the slope of the basket is semi-inclined to the bottom.
masticity 50%(//tractor-service.com)
Disease resistance
Phomopsis 8
white root rot 7
white rot basket 8
coal rot 9
fomosis 8
resistant to new races of false powdery mildew 9
The herbicide is used in the period from 2 to 8 true leaves insunflower.
The only way to fight against oson, ragweed in the event of the emergence of sunflowers.
Recommended density at the time of cleaning
Zone of sufficient moisture 55-60 thousand/ha
Zone of insufficient irrigation 50-55 thousand hectares