Severina

Second early ware variety with a good yield and bright skin finish.

  • Large tubers
  • Rather firm cooking
  • Nice skin finish
Websitefoto's HR Severina GRB CL©Agrico20
Websitefoto's HR Severina SNG CL©Agrico20
Severina CHK®Agrico20
Agrico Aardappelveld
Severina in het veld

Suggested fertiliser treatment
Nitrogen: standard advice.
Potassium: standard advice.
Phosphate: standard advice.

Cultivation
Susceptible to Spraing, test and treat lighter soil types.

Plant spacing
35/45mm: 30cm (37,000 plants/Ha).
45/55mm: 35cm (31,500 plants/Ha).
Spacing figures for 90cm row width.

Herbicide sensitivity
Do not use Metribuzin (Sensorex) as it gives a severe foliage reaction and yield reduction.

Fungicides
Maintain a preventative blight spray programme.

Storage
Refrigeration is required for long term storage as the variety has short dormancy.

Plant and tuber characteristics

  • Maturity
    second early / 7
  • Light sprout colour
    blue violet / BV
  • Flower colour
    white / W
  • Number of berries
    very high / 4
  • Foliage - initial development
    quite fast / 7,5
  • Foliage - final development
    quite good / 7,5
  • Foliage - firmness
    quite firm / 7
  • Foliage - selectability
    average / 6,5
  • Skin colour
    yellow / Y
  • Flesh colour
    light yellow / 6
  • Skin finish
    good / 7
  • Tuber shape
    oval / O
  • Regularity of tuber shape
    regular / 7
  • Tuberisation
    average / 6
  • Tuber size
    large / 8
  • Regularity of size
    quite regular / 6,5
  • Dormancy
    quite short / 5

Sensitivity and quality

  • Secondary growth
    quite sensitive / 6,5
  • Black spot (internal bruising)
    quite sensitive / 6
  • Growth cracks
    quite sensitive / 6,5
  • Harvest damage
    quite sensitive / 6
  • Metribuzin - pre-emergence
    very sensitive / 4
  • Metribuzin - post-emergence
    quite sensitive / 6
  • Bentazon
    - / -
  • Ethylene
    5% fewer tubers / 4
  • Underwater weight
    326
  • Dry matter content
    18%
  • Cooking type
    rather firm / AB
  • Discolouration after cooking
    quite sensitive / 6
  • Raw discolouration
    - / -
  • Fries quality
    unsuitable / 4
  • Dry matter distribution
    - / -
  • Crisping quality
    unsuitable / 4
  • TGA-level
    7,61
  • Carvone oil
    25% more tubers / 8
  • Dormancy
    quite short / 5

Resistances

  • Virus - Leaf roll
    - / -
  • Virus - Yn
    slightly to not susceptible / 8
  • Virus - Yntn (tuber)
    slightly susceptible / 6
  • Spraing
    very susceptible / 4,5
  • Late blight - foliage
    very susceptible / 3,5
  • Late blight - tuber
    susceptible / 5
  • Fusarium
    slightly susceptible / 6,5
  • Common scab
    susceptible / 5,5
  • Powdery scab
    slightly susceptible / 7,5
  • Virus - A
    - / -
  • Virus - X
    - / -
  • Black dot
    slightly susceptible / 6
  • Erwinia
    - / -
  • Wart disease F1
    resistant / 10
  • 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
    - / -

Would you like to know more about our potato solutions?

Agrico goes beyond just supplying high-quality seed and ware potatoes. We are involved with our customers and provide comprehensive advice in several areas. We have innovative varieties, make use of independent certification, have extensive quality assurance, actively respond to knowledge sharing, are committed to fast and reliable delivery, and have a worldwide network.

If you have a specific question or would like to know what Agrico can do for you, please feel free to contact us.

Alex Moore
Sales Manager
Alex Moore