CLAUSTAR Seed potatoes Claustar
Genetic origin: Sirtema X [(F 1 1 X 5. 835a4) Depesche X]
Breeder (s): Co clause – France
Catalogue registration: 1967
Tuber: Long, regular, shallow eyes , yellow skin,
pale yellow flesh.
Sprout: Purplish red, barrel-shaped, medium hairiness.
Plant: fairly high height, semi-upright habit, semi-leafy type.
Upper: Entrenceuds moderately pigmented, low knots
pigmented, with developed wings , corrugated majority.
Leaf: Dark green, glossy, very divided, half-opened; leaflet
large, round oval (I = 1, 70); Semi-Knocked limb.
Flowering: Moderately profuse.
Flower: White, partially pigmented flower bud.
cropping and use characters
Yield: 111% of Bintje.
Grading: Proportion of large tubers: high to very high.
Sensitivity diseases: Leaf blight: fairly susceptible.
Tuber blight: slightly susceptible. Wart: not
attacked. Common scab: susceptible. Virus X: NTR
Virus A: NTR Virus Y: susceptible. Leaf roll: susceptible.
Nematode ROI -4: RAS
Internal tuber defects: Slightly susceptible to
stains. Rust, hollow heart and black spots
sensitivity to sprouting: Insensitive.
Dormancy period: Average.
Culinary quality: held in cooking, culinary group B,
blackening after cooking: fairly marked colouration
Dry matter content:. Very low
Keeping quality. Good
hardy variety, very productive, giving large tubers, regular, with shallow eyes, good conservation, but low in dry matter.