The European Cultivated Potato Database

 
 

Grom

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Grom
Pedigree: Parnassia x Rosafolia [9,20]
Breeder: Ruebenbauer [20]
Breeder's rights:
Synonyms:
National list: 1950 [9,20]
ADMINISTRATION
Country of originPOLAND [9, 20]
Data sourceDEU416 [9] POL IPR BON [20] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [9] Part tested [20]
Plant material maintained asTuber [23] In-vitro [9, 20]
Sample statusAdvanced cultivar [9, 20, 23]
PLANT CHARACTERISTICS
BerriesRare to occasional [20]
Flower colourRed violet [9, 20]
Flower frequencyOccasional to frequent [20]
MaturityLate [9, 20]
TUBER CHARACTERISTICS
Primary tuber flesh colourWhite [9, 20]
Secondary tuber flesh colourCream [20]
Tuber eye depthShallow to medium [9]
Tuber shapeOval to round [9, 20]
Tuber skin colourRed [9, 20]
Tuber skin textureRough [20]
TUBERING CHARACTERISTICS
Dormancy periodShort [20]
Resistance to external damageSusceptible to moderate [20]
Secondary growthVery low to low [20]
Tuber shape uniformityMedium to uniform [9]
Yield potentialLow [23]
UTILISATION CHARACTERISTICS
After cooking blackeningLittle [20]
Cooking type / 411 Cooked textureFairly firm (multi-purpose type) [20]
Dry matter contentMedium [23]
Frying colourMedium to dark [20]
Starch contentLow [9] Medium [23] High [20]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9]
Resistance to dry rot (Fusarium spp.)Low to medium [20]
Resistance to late blight on foliageMedium [23]
Resistance to late blight on tubersLow to medium [20] Medium [23]
Wart (Synchytrium endobioticum)Susceptible [20] Field immune [9]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Medium to high [20]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [9]


Source:
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2011
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005















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