Illustrated variety description

Amyla

Genetic origin : Promesse X Elément
Breeder(s) : GERMICOPA - (FRANCE)
Registered in the : Catalogue français (1999)
Type : Liste A
Category : Féculière
Maturity : Medium-late to late

Descriptive characters

Tuber : Short oval, medium to deep eyes, yellow skin, yellow flesh.

Sprout : Purple-blue, ovoid, low to medium hairiness.

Plant : Medium to tall, upright to semi-upright habit, intermediate type.

Stem : Low to medium pigmentation.

Leaf : Medium green with dark, matt to semi-glossy, moderately to strongly divided, half-closed to closed; medium, oval leaflet.

Flowering : Moderately abundant.

Flower : White, moderately pigmented flower bud.

Fruit : Absent or very rare to rare.

Growing and use-related characters

Yield : 113 % of (Elkana + Kaptah Vandel) / 2.

Grading : Proportion of large tubers: fairly high to high.

Susceptibility to diseases :
Leaf blight : moderately susceptible.
Tuber blight :
Black wart : not attacked.
Common scab :
Virus X : susceptible.
Virus A : susceptible.
Virus Y : susceptible.
Leaf roll : fairly susceptible.
Nematode RO 1-4 : resistant.

Internal tuber defect : Moderately susceptible to rust spots, rather slightly susceptible to hollow heart, moderately susceptible to black spots.

Susceptibility to desprouting : Moderately susceptible.

Dormancy period : Medium.

Keeping quality : Medium.