Mariana

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Mariana
Breeder Agent
administration
Data sourceCPVPA
DEU416
FRA179
GBR165
IRL001
NEIKER
POL IPR BON
VRI RUSSIA
Plant material maintained asTuber
In-vitro
Tuber and in-vitro
Plant health directive EC77/93, requirementsFully tested
Part tested
Untested
Country of originFRANCE
Sample statusAdvanced cultivar
Test conditionsNon organic
plant characteristics
MaturityIntermediate
Very early to early
Growth habitSemi erect
Foliage coverGood
Flower colourWhite
Flower frequencyRare
BerriesNo berries
Pollen fertilityLow
Light sprout colourPink
tuber characteristics
Tuber skin colourWhite to yellow
Tuber eye colourYellow
Primary tuber flesh colourWhite
Tuber shapeOval to round
Oval
Oval to long
Tuber eye depthShallow
Tuber skin textureIntermediate
tubering characteristics
Yield potentialHigh
Early harvest yield potentialHigh to very high
Tuber sizeLarge
Large to very large
Very large
Tuber shape uniformityUniform
Hollow heart tendencyMedium
Internal rust spotInfrequent to medium
Infrequent
Dormancy periodMedium to long
Storage abilityPoor to moderate
utilisation characteristics
Cooking type / 411 Cooked textureFairly firm (multi-purpose type)
After cooking blackeningTrace
TasteGood
Crisp suitabilityPoor
Poor to moderate
French fry suitabilityVery poor
Poor
Frying colourPale
Dry matter contentVery low to low
Medium
High
Starch contentVery low
Medium
resistance to fungal diseases
Resistance to late blight on tubersLow
Medium
Resistance to late blight on foliageMedium
Medium to high
High
Resistance to late blight on tubers (Laboratory test)Very low to low
Resistance to late blight on foliage (Laboratory test)Medium
Resistance to stem canker (Rhizoctonia solani)Low
Wart (Synchytrium endobioticum)Field immune
Field immunity to wart racesRace 1
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Medium
Medium to high
High
resistance to virus diseases
Resistance to potato virus XHigh
Resistance to potato virus Y (strain not specified)Low
Resistance to potato virus YNVery low to low
Resistance to potato leaf roll virusLow
resistance to pests
Resistance to Globodera rostochiensis race 1Low
Resistance to Globodera pallida race 1Low
Variety information last modified on 24th of July, 2005