The European Cultivated Potato Database

 
 

Red Pontiac

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Red Pontiac
Pedigree: Bliss Triumph x Katahdin [18]
Mutant from Pontiac [13]
Triumph x Katahdin [15]
Breeder: J.W.Weston, Corral Gables, Florida [13]
Breeder's rights: No [13]
Synonyms:
National list: 1949 [8]
1985 [13]

sprout

leaf

foliage




ADMINISTRATION
Country of originUNITED STATES [8, 13, 18]
Data sourceDEPT [7] DEU001 [8] FRA179 [11] GBR165 [13] HZPC [15] NEIKER [18]
Plant health directive EC77/93, requirementsFully tested [7, 13, 15] Part tested [8, 11]
Plant material maintained asTuber [15] In-vitro [8] Tuber and in-vitro [11, 13, 18]
Sample statusAdvanced cultivar [7, 8, 11, 13, 15, 18]
Test conditionsNon organic [8, 13, 15]
PLANT CHARACTERISTICS
BerriesNo berries [13]
Flower colourRed violet [13]
Flower frequencyOccasional [13]
Foliage coverGood [13]
Growth habitSemi erect to erect [13]
Light sprout colourPink [13]
MaturityIntermediate [13] Early to intermediate [15] Early [8, 18]
TUBER CHARACTERISTICS
Primary tuber flesh colourWhite [13, 15, 18] Yellow [8]
Tuber eye colourRed [13]
Tuber eye depthMedium to deep [13] Shallow to medium [8, 15]
Tuber shapeRound [8, 13] Oval to round [15] Oval to long [18]
Tuber skin colourRed [8, 13, 15, 18]
Tuber skin textureSmooth [13]
TUBERING CHARACTERISTICS
Dormancy periodMedium [13]
Internal rust spotMedium to frequent [8]
Storage abilityModerate [8]
Tuber shape uniformityMedium [15]
Tuber sizeLarge [15]
Yield potentialHigh [18]
UTILISATION CHARACTERISTICS
After cooking blackeningTrace to little [18] Trace [15]
Cooking type / 411 Cooked textureFairly firm (multi-purpose type) [15]
Crisp suitabilityVery poor to poor [18] Poor [13] Poor to moderate [15]
Dry matter contentLow to medium [13] Medium to high [18]
French fry suitabilityVery poor [18] Poor [13] Poor to moderate [15]
Frying colourMedium to dark [15]
Starch contentVery low [18] Low to medium [8] Medium [15]
RESISTANCE TO FUNGAL DISEASES
Resistance to dry rot (Fusarium spp.)Medium [15]
Resistance to gangrene (Phoma foveata)High [13]
Resistance to late blight on foliageLow [18] Low to medium [15] Medium to high [8]
Resistance to late blight on foliage(Laboratory test)Low to medium [13]
Resistance to late blight on tubersLow [18] Medium to high [8] High [15]
Resistance to late blight on tubers(Laboratory test)Low to medium [13]
Resistance to stem canker (Rhizoctonia solani)Very low [18]
Wart (Synchytrium endobioticum)Susceptible [8, 13]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Low to medium [15] Medium [18]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusLow [13] Medium [8, 15]
Resistance to potato virus ALow [13] Low to medium [8]
Resistance to potato virus XLow [13] Medium [8]
Resistance to potato virus Y (strain not specified)Low [13] Medium [8] High [15]
Resistance to potato virus YNLow [18]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [8]
Resistance to Globodera rostochiensis race 5Very low to low [15]
ENVIRONMENTAL STRESS FACTORS
Drought resistanceHigh to very high [13]


Source:
[7] Department of Agriculture Food and Forestry, IRELAND 2005
[8] Federal Research Centre of Agriculture, GERMANY 2005
[11] INRA, FRANCE 2005
[15] HZPC B.V., NETHERLANDS 2005
[18] NEIKER-Instituto Vasco de Investigación y Des, SPAIN 2005
[13] SASA, UNITED KINGDOM 2005















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