KT 24 A
TerminatedHelianthus annuus L. · Sunflower
Variety traits
Variety origin represents its genetic background and geographical link to the breeding region. This parameter determines crop adaptability, productivity potential, and cultivation risks.
Mentioned in descriptions 29 523 varieties reference book.
Variety origin is understood as the aggregate of data on parental lines, breeding methods, and the location where the variety was created. This trait manifests in the plant's ability to adapt to local stress factors, such as drought or specific temperature conditions characteristic of the breeding region.
This trait is not measured quantitatively; however, it is evaluated within the framework of state variety testing by comparing the variety with a regionalized standard. The assessment is conducted in various soil and climatic zones, which allows for identifying the stability and plasticity of the variety when changing growing conditions.
The resistance and efficiency of a variety depend on how well its origin corresponds to the farm's agro-climatic zone. An important aspect is the distinction between varieties suitable for propagation and F1 hybrids, which require annual seed procurement, as well as the breeder's reputation, which guarantees seed purity.
Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.
Helianthus annuus L. · Sunflower
Rhododendron simsii Planch. · Indica azalea
Vitis vinifera L. · Common grape vine
Vitis vinifera L. · Common grape vine
Malus domestica (Suckow) Borkh. · Apple
Alstroemeria L. · Alstroemeria
Vitis vinifera L. · Common grape vine
Pistacia vera L. · Pistachio
Cucumis sativus L. · Cucumber
Vitis vinifera L. · Common grape vine
Zea mays L. · Maize
Phaseolus vulgaris L. · Common bean
Zea mays L. · Maize
Phaseolus vulgaris L. · Common bean
Limonium sinense (Girard) Kuntze · Chinese statice
Zea mays L. · Maize
Solanum lycopersicum L. · Tomato
Lilium L. · Lily
Hordeum vulgare L. · Barley
Primula vulgaris Huds. · Primrose
Rhododendron L. · Azalea
Triticum aestivum L. · Bread wheat
Rosa L. · Rose
Juglans regia L. · Persian walnut