Twister

TWISTER

Twister
Variety Name: TwisterRights Holder | Breeder: G.W. TE WINKELCountry of Origin: Netherlands Países BajosYear of of introduction: 2017

A second early ware variety for conventional and organic cultivation with a good yield and late blight resistance in foliage and tuber.

Plant and tuber characteristics

  • Maturity: second early / 7 
  • Light sprout colour: red violet / RV 
  • Flower colour: light purple / LP 
  • Number of berries: above average / 5,5 
  • Foliage - initial development: quite fast / 7 
  • Foliage - final development: quite good / 7,5 
  • Foliage - firmness: quite firm / 7 
  • Skin colour: yellow / Y 
  • Flesh colour: light yellow / 6,5 
  • Skin finish: good / 7 
  • Tuber shape: round oval / RO 
  • Regularity of tuber shape: regular / 7 
  • Tuberisation: average / 6 
  • Tuber size: quite large / 7 
  • Regularity of size: quite regular / 6,5 
  • Dormancy: quite long / 7

Resistances

  • Virus - Leaf roll: - / - 
  • Virus - Yn: slightly to not susceptible / 8 
  • Virus - Yntn (tuber): slightly to not susceptible / 8 
  • Spraing: slightly susceptible / 6 
  • Late blight - foliage: slightly to not susceptible / 9 
  • Late blight - tuber: slightly to not susceptible / 9 
  • Fusarium: slightly susceptible / 6 
  • Common scab: slightly susceptible / 6 
  • Powdery scab: susceptible / 5 
  • Black dot: slightly susceptible / 7 
  • Wart disease F1: moderately susceptible / 8 
  • Wart disease F6: - / - 
  • Wart disease F18: - / - 
  • Golden nematode Ro 1/4: resistant / 9 
  • Golden nematode Ro 2/3: - / - 
  • White nematode Pa 2: - / - 
  • White nematode Pa 3: - / -

Sensitivity and quality

  • Secondary growth: quite sensitive / 6,5 
  • Black spot (internal bruising): slightly to not sensitive / 8 
  • Growth cracks: quite sensitive / 6,5 
  • Harvest damage: slightly sensitive / 7 
  • Metribuzin - pre-emergence: very sensitive / 3 
  • Metribuzin - post-emergence: very sensitive / 3 
  • Bentazon: quite sensitive / 6 
  • Ethylene: 5% fewer tubers / 4 
  • Underwater weight: 345 
  • Dry matter content : 19% 
  • Cooking type: rather firm / AB 
  • Discolouration (after cooking): quite sensitive / 6,5 
  • Raw discolouration: quite sensitive / 6 
  • Fries quality: unsuitable / 5 
  • Dry matter distribution: - / - 
  • Crisping quality: unsuitable / 4 
  • TGA-level: 5,63

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