Irsai Oliver
ActiveVitis vinifera L. · Common grape vine
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.
Vitis vinifera L. · Common grape vine
Vitis L. · Grapevine
Vitis L. · Grapevine
x Triticosecale Wittm. ex A. Camus · Triticale
Malus domestica (Suckow) Borkh. · Apple
Prunus cerasus L. · Sour cherry
hybrids between Solanum lycopersicum L. and S. habrochaites S. Knapp & D.M. Spooner
Malus domestica (Suckow) Borkh. · Apple
Solanum tuberosum L. · Potato
Solanum tuberosum L. · Potato
Prunus avium (L.) L. · Sweet cherry
Cucumis melo L. · Melon
hybrids between Solanum lycopersicum L. and S. habrochaites S. Knapp & D.M. Spooner
Prunus cerasus L. · Sour cherry
Fragaria L. · Strawberry
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Brassica oleracea L. (White Cabbage Group) · White cabbage
Corylus avellana L. · Common hazel
Rubus idaeus L. · Red raspberry
Prunus avium (L.) L. · Sweet cherry
Malus domestica (Suckow) Borkh. · Apple
Zea mays L. subsp. mays (Maize Group) · Maize
Dactylis glomerata L. · Cocksfoot
Vitis L. · Grapevine