Amex

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Amex
Breeder Agent
administration
Data sourceDEU001
DEU416
FRA179
POL IPR BON
VRI RUSSIA
Plant material maintained asTuber
In-vitro
Plant health directive EC77/93, requirementsFully tested
Part tested
Infected
Untested
Country of originNETHERLANDS
Sample statusAdvanced cultivar
Test conditionsNon organic
plant characteristics
MaturityIntermediate to late
Growth habitErect
Foliage coverGood
Flower colourWhite
Flower frequencyOccasional to frequent
BerriesOccasional
Pollen fertilityModerate
Light sprout colourPink
tuber characteristics
Tuber skin colourWhite to yellow
Primary tuber flesh colourLight yellow
Tuber shapeOval
Tuber eye depthShallow to medium
tubering characteristics
Yield potentialMedium to high
Tuber sizeLarge
Tuber shape uniformityMedium
Hollow heart tendencyVery low
Internal rust spotVery infrequent
Resistance to internal bruisingVery high
utilisation characteristics
After cooking blackeningLittle to some
TasteModerate
Dry matter contentMedium
Starch contentVery high
resistance to fungal diseases
Resistance to late blight on tubersHigh
Resistance to late blight on foliageMedium
Wart (Synchytrium endobioticum)Field immune
Field immunity to wart racesRace 1
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Medium to high
Resistance to bacterial soft rot (Erwinia spp.)Low
resistance to virus diseases
Resistance to potato virus AMedium
Resistance to potato virus XVery high
Resistance to potato virus Y (strain not specified)Low to medium
Resistance to potato leaf roll virusMedium to high
resistance to pests
Resistance to Globodera rostochiensis race 1High
environmental stress factors
Frost resistanceMedium
Variety information last modified on 24th of July, 2005