The European Cultivated Potato Database

 
 

Navan

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Navan
Pedigree: S 62 47 1 x Maris Piper [6,13]
Breeder: Department of Agriculture, Plant Breeding Station, N.Ireland [13]
Breeder's rights: Yes [13]
Synonyms:
National list: 1987 [13]

leaf

foliage


ADMINISTRATION
Country of originUNITED KINGDOM [6, 13]
Data sourceCZEHBROD [6] DEPT [7] GBR165 [13] IRL001 [16] NEIKER [18] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [7, 13, 16] Part tested [6]
Plant material maintained asTuber [35] In-vitro [6] Tuber and in-vitro [13]
Sample statusAdvanced cultivar [6, 7, 13, 16, 18, 23]
Test conditionsNon organic [6, 13]
PLANT CHARACTERISTICS
BerriesRare [13]
Flower colourRed violet [13]
Flower frequencyVery frequent [13]
Foliage coverModerate [13]
Growth habitSemi erect [13]
Light sprout colourPink [13]
MaturityLate [13] Early [18]
TUBER CHARACTERISTICS
Primary tuber flesh colourCream [13] Yellow [18]
Tuber eye colourYellow [13]
Tuber eye depthVery shallow [13]
Tuber shapeOval [13, 18]
Tuber skin colourWhite to yellow [13, 18]
Tuber skin textureSmooth [13]
TUBERING CHARACTERISTICS
Resistance to external damageModerate [13]
Resistance to internal bruisingMedium [13]
Tuber sizeLarge to very large [13]
Yield potentialHigh to very high [18]
UTILISATION CHARACTERISTICS
After cooking blackeningLittle [18] None to trace [13]
Crisp suitabilityPoor [13] Good [18]
Dry matter contentHigh to very high [13, 18]
French fry suitabilityPoor [13] Good to very good [18]
Frying colourPale [13]
Starch contentHigh [18]
RESISTANCE TO FUNGAL DISEASES
Resistance to dry rot (Fusarium coeruleum)Low to medium [13]
Resistance to dry rot (Fusarium spp.)Low to medium [13]
Resistance to gangrene (Phoma foveata)Medium [13]
Resistance to late blight on foliageMedium [18]
Resistance to late blight on foliage(Artificial inoculum in the field)Low to medium [13]
Resistance to late blight on foliage(Laboratory test)Medium [13]
Resistance to late blight on tubersMedium to high [18]
Resistance to late blight on tubers(Laboratory test)Medium to high [13]
Wart (Synchytrium endobioticum)Field immune [13]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Medium [13]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusLow [18] Low to medium [13]
Resistance to potato virus AHigh to very high [13]
Resistance to potato virus BMedium to high [13]
Resistance to potato virus CMedium to high [13]
Resistance to potato virus XHigh [13]
Resistance to potato virus Y (strain not specified)High [13]
Resistance to potato virus YNHigh [18]
RESISTANCE TO PESTS
Resistance to Globodera pallida race 1Low [13]
Resistance to Globodera pallida race 2Low [13]
Resistance to Globodera rostochiensis race 1High [13] Very high [18]


Source:
[6] Potato Research Institute, CZECH REPUBLIC 2010
[7] Department of Agriculture Food and Forestry, IRELAND 2005
[18] NEIKER-Instituto Vasco de Investigación y Des, SPAIN 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005
[13] SASA, UNITED KINGDOM 2011
[35] Teagasc Crops Research Centre, IRELAND 2007















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