Diamant (1968)

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Diamant (1968)
Breeder F.Brands
Breeder Agent
Data sourceGBR165
Plant material maintained asTuber
Plant health directive EC77/93, requirementsFully tested
Country of originNETHERLANDS
Sample statusAdvanced cultivar
Test conditionsNon organic
plant characteristics
Growth habitErect
Spreading to semi erect
Foliage coverModerate
Good to dense
Flower colourRed violet
Flower frequencyOccasional to frequent
BerriesRare to occasional
Light sprout colourPink
tuber characteristics
Tuber skin colourWhite to yellow
Tuber eye colourYellow
Primary tuber flesh colourLight yellow
Tuber shapeOval
Oval to long
Tuber eye depthShallow to medium
Tuber skin textureSmooth to intermediate
tubering characteristics
Yield potentialVery high
Early harvest yield potentialVery high
Tubers per plantMany
Many to very many
Tuber sizeLarge to very large
Tuber shape uniformityMedium to uniform
Secondary growthLow to medium
Resistance to external damageResistant
Resistant to very resistant
Resistance to internal bruisingMedium to high
Dormancy periodMedium
utilisation characteristics
Cooking type / 411 Cooked textureMealy (floury type) to fairly firm (multi-purpose type)
After cooking blackeningTrace to little
TasteModerate to good
Crisp suitabilityPoor
French fry suitabilityPoor
Dry matter contentHigh
resistance to fungal diseases
Resistance to late blight on tubers (Laboratory test)Low to medium
Resistance to late blight on tubers (Artificial inoculum in the field)High
Resistance to late blight on foliage (Laboratory test)Medium
Resistance to late blight on foliage (Artificial inoculum in the field)Medium to high
Wart (Synchytrium endobioticum)Field immune
Field immunity to wart racesRace 1
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Medium
resistance to virus diseases
Resistance to potato virus AHigh to very high
Very high
Resistance to potato virus XMedium
Medium to high
Resistance to potato virus Y (strain not specified)Medium
Medium to high
Resistance to potato leaf roll virusMedium
Medium to high
Resistance to tobacco rattle virusMedium to high
resistance to pests
Resistance to Globodera rostochiensis race 1High
High to very high
environmental stress factors
Drought resistanceHigh to very high
Variety information last modified on 24th of July, 2005