The European Cultivated Potato Database

 
 

Alaska Frostless

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Alaska Frostless
Pedigree: Alaska 27-11 x Alaska 114 [8,9,20]
Breeder: Saatzuchtwirtschaft Firlbeck KG [9]
Breeder's rights:
Synonyms:
National list: 1967 [9,20]
1968 [8]
ADMINISTRATION
Country of originUNITED STATES [8, 9, 20]
Data sourceDEU001 [8] DEU416 [9] FRA179 [11] POL IPR BON [20]
Plant health directive EC77/93, requirementsPart tested [9, 11, 20] Untested [8]
Plant material maintained asIn-vitro [8, 9, 11, 20]
Sample statusAdvanced cultivar [8, 9, 11, 20]
Test conditionsNon organic [8]
PLANT CHARACTERISTICS
BerriesVery rare [9]
Flower colourBlue violet [9]
Flower frequencyOccasional to frequent [9]
Foliage coverModerate [9]
MaturityVery late [9]
TUBER CHARACTERISTICS
Primary tuber flesh colourWhite [9]
Tuber eye depthShallow to medium [9]
Tuber shapeOval to round [9]
Tuber skin colourWhite to yellow [9]
Tuber skin textureVery smooth to smooth [9]
TUBERING CHARACTERISTICS
Tuber shape uniformityUniform [9]
Yield potentialMedium to high [9]
UTILISATION CHARACTERISTICS
After cooking blackeningTrace [9]
Starch contentLow [9]
TasteExcellent [9]
RESISTANCE TO FUNGAL DISEASES
Resistance to late blight on foliageLow to medium [9]
Resistance to late blight on tubersLow to medium [9]
Wart (Synchytrium endobioticum)Susceptible [9]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Medium [9]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [9]
ENVIRONMENTAL STRESS FACTORS
Frost resistanceHigh [9]


Source:
[8] Federal Research Centre of Agriculture, GERMANY 2005
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[11] INRA, FRANCE 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005















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