The European Cultivated Potato Database

 
 

Jaerla

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Jaerla
Pedigree: Sirtema x MPI 19268 [8,11,18,19,20]
Sirtema x MPI 19268 (adg,dms) [9,13]
Breeder: Friese Maatschappij van Landbouw, Metslawier, Holland [11,13,19]
Josef Krafft [9]
Breeder's rights: Yes [13]
Synonyms:
National list: 1969 [8,9,20]
1971 [11]
1973 [13]




ADMINISTRATION
Country of originNETHERLANDS [8, 9, 11, 13, 18, 20]
Data sourceDEU001 [8] DEU416 [9] FRA179 [11] GBR165 [13] IRL001 [16] NEIKER [18] NIVAA [19] POL IPR BON [20] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [13, 16] Part tested [8, 9, 11, 20]
Plant material maintained asTuber [9, 18, 23, 35] In-vitro [8, 20] Tuber and in-vitro [11, 13]
Sample statusAdvanced cultivar [8, 9, 11, 13, 16, 18, 19, 20, 23]
Test conditionsNon organic [8, 13]
PLANT CHARACTERISTICS
BerriesNo berries [19] Very rare [9, 13]
Flower colourWhite [9, 13, 19]
Flower frequencyRare [13, 19] Rare to occasional [9]
Foliage coverGood [9, 19]
Growth habitSemi erect [9, 13] Spreading [19]
Light sprout colourPink [9, 13, 19]
MaturityEarly [9, 13] Very early to early [8, 11, 18, 19]
TUBER CHARACTERISTICS
Primary tuber flesh colourWhite [18] Light yellow [9, 11, 13, 19] Yellow [8]
Tuber eye colourYellow [13, 19]
Tuber eye depthShallow to medium [9, 11, 19] Shallow [8, 13]
Tuber shapeOval to round [11, 13, 19] Oval [8, 9, 18]
Tuber skin colourWhite to yellow [8, 9, 11, 13, 18, 19]
Tuber skin textureIntermediate to rough [13] Smooth to intermediate [19] Very smooth [9]
TUBERING CHARACTERISTICS
Dormancy periodShort to medium [9] Medium [13, 19]
Early harvest yield potentialMedium to high [9] High to very high [11, 19]
Hollow heart tendencyMedium [18]
Internal rust spotInfrequent [11, 18] Very infrequent [8, 9]
Resistance to external damageModerate to resistant [9] Resistant [13, 19]
Resistance to internal bruisingHigh to very high [13, 19] Very high [9]
Secondary growthMedium [19] Low [9]
Storage abilityPoor [11] Moderate [8]
Tuber shape uniformityMedium to uniform [9, 19] Very uniform [13]
Tuber sizeLarge [9, 18] Large to very large [11, 19] Very large [13]
Tubers per plantMedium [9] Medium to many [13, 19]
Yield potentialMedium [18] High to very high [9, 19]
UTILISATION CHARACTERISTICS
After cooking blackeningSome [18] Trace to little [9] Trace [19] None to trace [13]
Cooking type / 411 Cooked textureFairly firm (multi-purpose type) [9, 11] Fairly firm (multi-purpose type) to firm (salad type) [13, 19]
Crisp suitabilityPoor [13, 19] Moderate [18]
Dry matter contentVery low to low [11, 13] Low to medium [19] Medium [18]
Enzymic browningSome [9]
French fry suitabilityVery poor [18] Poor [13, 19]
Starch contentVery low to low [18] Low [8] Low to medium [9]
TasteModerate [13, 19] Moderate to good [9]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9, 19]
Resistance to dry rot (Fusarium spp.)Medium to high [13]
Resistance to gangrene (Phoma foveata)Very low [9] Very low to low [13]
Resistance to late blight on foliageLow to medium [9] Medium [8, 18] Medium to high [11]
Resistance to late blight on foliage(Artificial inoculum in the field)Low [19]
Resistance to late blight on foliage(Laboratory test)High [13]
Resistance to late blight on tubersMedium [8, 18] High [9] High to very high [11]
Resistance to late blight on tubers(Artificial inoculum in the field)High [19]
Resistance to late blight on tubers(Laboratory test)High [13]
Resistance to powdery scab (Spongospora subterranea)Medium [9] Medium to high [8]
Resistance to stem canker (Rhizoctonia solani)Low [18]
Susceptibility to wart racesRace 1 [8]
Wart (Synchytrium endobioticum)Susceptible [8] Field immune [9, 11, 13, 19]
RESISTANCE TO BACTERIAL DISEASES
Resistance to blackleg (Erwinia spp.)High [18]
Resistance to common scab (Streptomyces scabies)Low to medium [13] Medium to high [9, 11, 19] High [18]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusLow [18] Low to medium [11] Medium [9, 13] Medium to high [8, 19]
Resistance to potato virus ALow [13] Medium to high [9] High [8, 19] High to very high [18] Very high [11]
Resistance to potato virus BLow [13]
Resistance to potato virus CMedium [13]
Resistance to potato virus MMedium [9]
Resistance to potato virus XLow [13] Medium [9] Medium to high [8] High [19]
Resistance to potato virus Y (strain not specified)Medium [9, 11] Medium to high [8, 13, 19]
Resistance to potato virus YNMedium to high [18]
Resistance to tobacco rattle virusVery high [9, 13]
RESISTANCE TO PESTS
Resistance to Globodera pallida race 1Low [13]
Resistance to Globodera pallida race 2Low [13]
Resistance to Globodera rostochiensis race 1Low [8, 9, 13, 19] Very high [18]
Resistance to Globodera rostochiensis race 2Very high [18]
Resistance to Globodera rostochiensis race 3Very high [18]
Resistance to Globodera rostochiensis race 4Very high [18]
Resistance to Globodera rostochiensis race 5Very high [18]
ENVIRONMENTAL STRESS FACTORS
Drought resistanceHigh [9] High to very high [13, 19]
Frost resistanceMedium [23]


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
[18] NEIKER-Instituto Vasco de Investigación y Des, SPAIN 2005
[19] Nederlands Potato Consultative Foundation (NIVAP), NETHERLANDS 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005
[13] SASA, UNITED KINGDOM 2009
[35] Teagasc Crops Research Centre, IRELAND 2007















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