Fontane

An early maincrop, high yielding processing variety for the production of French fries and flakes.

  • Large tubers
  • High dry matter content
  • Suitable for different types of soil
Fontane nestje met doorsnee
Fontane SNG CL®Agrico20
Fontane FF®Agrico20
Agrico Aardappelveld
Fontane aardappels aan de plant

Suggested fertiliser treatment
Nitrogen: standard advice + 30%.
Potassium: standard advice +10%.
Phosphate: standard advice.

Plant spacing
35/45mm: 33cm (33,500 plants/Ha).
45/55mm: 40cm (27,500 plants/Ha).
Spacing figures for 90cm row width.

Herbicide sensitivity
Metribuzin (Sencorex) does not affect yield.

Fungicides
It is recommended to apply a seed treatment against Rhizoctonia.
Do not allow tuber dry matter to exceed 21% when scheduling haulm killing to prevent discolouration of the prepared product.

Harvest
The variety is susceptible to Late Blight, maintain a preventative spraying schedule until all haulm is dead.

Storage
Suitable for medium term storage.

Plant and tuber characteristics

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

Sensitivity and quality

  • Secondary growth
    quite sensitive / 6
  • Black spot (internal bruising)
    quite sensitive / 6
  • Growth cracks
    quite sensitive / 6
  • Harvest damage
    quite sensitive / 6
  • Metribuzin - pre-emergence
    slightly to not sensitive / 8
  • Metribuzin - post-emergence
    slightly to not sensitive / 8
  • Bentazon
    quite sensitive / 6
  • Ethylene
    15% to 25% more tubers / 7
  • Underwater weight
    430
  • Dry matter content
    23,2%
  • Cooking type
    floury / BC
  • Discolouration after cooking
    quite sensitive / 6,5
  • Raw discolouration
    sensitive / 5,5
  • Fries quality
    very good / 7,5
  • Dry matter distribution
    average / 6,5
  • Crisping quality
    average / 6
  • TGA-level
    6,1
  • Carvone oil
    15% to 25% more tubers / 7
  • Dormancy
    quite short / 5,5

Resistances

  • Virus - Leaf roll
    slightly susceptible / 6
  • Virus - Yn
    susceptible / 5,5
  • Virus - Yntn (tuber)
    slightly susceptible / 7
  • Spraing
    slightly susceptible / 6,5
  • Late blight - foliage
    susceptible / 5
  • Late blight - tuber
    slightly susceptible / 6,5
  • Fusarium
    slightly susceptible / 6
  • Common scab
    slightly susceptible / 6
  • Powdery scab
    slightly susceptible / 6
  • Virus - A
    - / -
  • Virus - X
    slightly susceptible / 7
  • Black dot
    - / -
  • Erwinia
    slightly susceptible / 6
  • Wart disease F1
    quite susceptible / 6
  • Wart disease F6
    moderately susceptible / 8
  • 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