Norking Russet

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Leaf Flowers Plant
Sprout Tuber Sliced tuber

GENERAL

  • Origin & Breeding: bred from the cross (Nooksack x ND9567-2Russ) and released by the North Dakota Agricultural Experiment Station, Fargo, North Dakota (USA) and the USDA in 1985.
  • Year registered in Canada: 1997
  • Registration number: 4630
  • Maturity: mid-season

BOTANICAL FEATURES

  • Plants: large, upright, vigorous; stems large, thick, pigmented; wings waved, pigmented; nodes pigmented.
  • Leaves: large, open, slightly pubescent; petioles slightly pigmented.
    Terminal leaflets: medium ovate; base partly truncate, slightly asymmetrical.
    Primary leaflets: three to four pairs; broadly ovate.
    Secondary and tertiary leaflets: numerous.
  • Flowers: numerous, large red-purple corolla with white tips; yellow-orange anther; flower buds slightly pigmented.
  • Tubers: oblong to cylindrical, smooth; russetted tan skin; shallow eyes; short eyebrows, slightly curved; white flesh.
  • Sprouts: ovoid, dark purple.

AGRICULTURAL FEATURES

Medium to high yielding variety, tubers of attractive appearance; slightly susceptible to hollow heart; good storability; long dormancy period; high specific gravity.

REMARK: In New Brunswick, Norking Russet does not process well into frozen french fries as they turn a gray color after frying.

  • Utilization: good for boiling and baking; fair to good for processing into frozen french fries.
  • Chief Markets: fresh market, frozen french fries.

REACTION TO DISEASES

Resistant: verticillium wilt, common scab.
Susceptible: most viruses, late blight.
Highly susceptible: early blight.

References: 1, 6.

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