The European Cultivated Potato Database

 
 

Amex

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Amex
Pedigree: MPI 44 1004 5 x (Sirtema x CPC 1673 24) [8,20]
MPI 44 1004 5 x (Sirtema x CPC 1673 24) (adg,dms) [9]
Breeder: Uniplanta-Saatzucht KG [9]
Breeder's rights:
Synonyms:
National list: 1965 [8,9,20]
ADMINISTRATION
Country of originNETHERLANDS [8, 9, 20]
Data sourceDEU001 [8] DEU416 [9] FRA179 [11] POL IPR BON [20] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [9] Part tested [20] Infected [11] Untested [8]
Plant material maintained asTuber [23] In-vitro [8, 9, 11, 20]
Sample statusAdvanced cultivar [8, 9, 11, 20, 23]
Test conditionsNon organic [8]
PLANT CHARACTERISTICS
BerriesOccasional [9]
Flower colourWhite [9]
Flower frequencyOccasional to frequent [9]
Foliage coverGood [9]
Growth habitErect [9]
Light sprout colourPink [9]
MaturityIntermediate to late [9]
Pollen fertilityModerate [23]
TUBER CHARACTERISTICS
Primary tuber flesh colourLight yellow [9]
Tuber eye depthShallow to medium [9]
Tuber shapeOval [9]
Tuber skin colourWhite to yellow [9]
TUBERING CHARACTERISTICS
Hollow heart tendencyVery low [9]
Internal rust spotVery infrequent [9]
Resistance to internal bruisingVery high [9]
Tuber shape uniformityMedium [9]
Tuber sizeLarge [9]
Yield potentialMedium to high [9]
UTILISATION CHARACTERISTICS
After cooking blackeningLittle to some [9]
Dry matter contentMedium [23]
Starch contentVery high [9]
TasteModerate [9]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9]
Resistance to late blight on foliageMedium [9]
Resistance to late blight on tubersHigh [9]
Wart (Synchytrium endobioticum)Field immune [9]
RESISTANCE TO BACTERIAL DISEASES
Resistance to bacterial soft rot (Erwinia spp.)Low [9]
Resistance to common scab (Streptomyces scabies)Medium to high [9]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusMedium to high [9]
Resistance to potato virus AMedium [9]
Resistance to potato virus XVery high [9]
Resistance to potato virus Y (strain not specified)Low to medium [9]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1High [9]
ENVIRONMENTAL STRESS FACTORS
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
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005















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