Theda

medium late processing variety for French Fries

  • yellow flesh colour
  • longoval tuber shape
  • reliable starch content
  • high product quality from long-term storage
THEDA - high adaptability and product quality from long-term storage
Growing recommendations
Site requirements
no special requirements in terms of location
Planting
Seed material sorting
35/55
Row widthTubers/ha
75 cm90 cm
34-36 cm
28-30 cm
38,000
Planting depth
standard
Seed preparation
has a good dormancy; sprout stimulation evenly before planting (7-10 days)
Seed dressing
dressing against Rhizoctonia solani recommended
Herbicides
no sensitivities are known when used properly*
Foliage
average leaf health; timely and regular use of fungicides against late blight is required
Harvest
ensure gentle harvest
Fertilization incl. return of previous crop at medium supply level
Nitrogen (N)
medium - compared to the local standard (2/3 before planting and 1/3 later)
Phosphorus (P2O5)
100 kg/ha (water soluble phosphate at planting)
Potassium (K2O)
400-350 kg/ha (up to 150 kg/ha chloride possible; on lighter soils split doses)
Magnesium (MgO)
70 kg/ha (for yield and quality assurance)
Variety characteristics
Maturitymedium late
Processing quality
high product quality
Yield
high yields with medium tuber numbers
Youth development
initially hesistant, later rapid
Dormancy
good dormancy
Tuber characteristics
Tuber shape
longoval
Eye depth
very shallow - shallow
Flesh colour
yellow
Skin colour
yellow
Skin
smooth
Number of tubers
medium
Resistances
PCN
Ro1 (9)
Potato wart disease
1
Sensitivities
Common scab
low
Spraing
low
Bruising
medium
Mechanical damage
high

* preliminary

 

All particulars are based on official variety trials and/or our own experience. However, as potatoes are natural products we cannot undertake any liability for these details. (06/2024)