NICOLA

Yield : 96 % of Bintje.
Grading : Proportion of large tubers: fairly low.
Susceptibility to diseases :
Leaf blight : fairly susceptible.
Tuber blight : rather slightly susceptible.
Black wart : not attacked.
Common scab : slightly susceptible.
Virus X : resistant.
Virus A : NTR.
Virus Y : rather slightly susceptible.
Leaf roll : moderately susceptible.
Nematode RO 1-4 : resistant.
Internal tuber defects : Slightly susceptible to rust spots, hollow heart and black spots.
Susceptibility to desprouting : Slightly susceptible.
Dormancy period : Fairly short.
Culinary quality : Table-use group A, blackening after cooking: nil, fry colour: NTR.
Dry matter content : Medium.
Keeping quality : Fairly good.

Morphological characteristics

Plant - medium to tall and stem type foliage structure; stems semi-upright to spreading and none or very weak anthocyanin colouration; small to medium, light to medium green leaves and closed to intermediate silhouette; low to medium frequency of flowers, none or very weak anthocyanin colouration inner side flower corolla.
Tubers - long-oval; yellow, smooth skin; yellow flesh; shallow eyes.
Sprouts - medium to large, broad cylindrical, strong intensity of anthocyanin colouration and strong pubescence of base; medium to large terminal bud with medium to strong anthocyanin colouration of tip; medium to many root tips.