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Larissa

early to medium early quality ware potato

  • yellow flesh colour
  • good potato flavor
  • premium quality variety for packing
  • good storability
LARISSA - premium packing variety
Growing recommendations
Site requirements
prefers average to better soil conditions with uniform supply of water and nutrients
Planting
Seed material sorting
35/55
Row widthTubers/ha
75 cm90 cm
30-32 cm
25-27 cm
43,000
Recommendation plant spacing
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 advisable
Harvest
timely and gentle harvesting after achieving skin stability
Fertilization incl. return of previous crop at medium supply level
Nitrogen (N)
low - 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)
350-270 kg/ha (up to 80 kg/ha chloride possible; on lighter soils split doses)
Magnesium (MgO)
70 kg/ha (for yield and quality assurance)
Variety characteristics
Maturityearly to medium early
Cooking type
B
Consumption quality
mainly firm cooking; very low discolouration after cooking
Yield
medium to high marketable yield with uniform grading for packing
Youth development
initially hesitant, later rapid
Dormancy
good dormancy
Tuber characteristics
Tuber shape
oval
Eye depth
shallow
Flesh colour
yellow
Skin colour
yellow
Skin
smooth
Number of tubers
medium
Resistances
PCN
Ro1 (9), Ro2/3 (9),
Ro5 (9)
Sensitivities
Common scab
low
Spraing
low - medium
Bruising
low
Mechanical damage
low - medium

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. (07/2023)