Frontier Russet

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GENERAL

• Origin & Breeding: bred by J.J. Pavek at the USDA Research Station in Aberdeen, Idaho (USA) from (A66102-16 x WN330-L). Tested as A74114-4; released in 1990.
• Year registered in Canada: 1996
• Registration number: 4389
• Maturity: medium early

BOTANICAL FEATURES

• Plants: medium small, upright and moderately compact; medium thick stems with varying light brownish-purple pigment; narrow, straight, inconspicuous wings; nodes slightly swollen.
• Leaves: medium green, open, narrow to medium width; mid-rib and petioles are light green.
  Terminal leaflets: broadly ovate; acuminate tip; obtuse to truncate base.
  Primary leaflets: four pairs, ovate, acuminate tip, obtuse base.
  Secondary leaflets: few, small.
• Flowers: few, medium size white corolla, bright yellow anther; buds are green with purple pigmentation at the base and on tip and edge of calix lobes.
• Tubers: oblong to long, cylindrical with blocky ends; tannish-brown skin with diffuse brown spotting; medium to light russet; shallow eyes, well distributed; white flesh.
• Sprouts: ovoid to cylindrical; moderately pubescent with a dark red-purple pigmentation.

AGRICULTURAL FEATURES

Moderately high yielding variety that produce high quality tuber. Adapted to both irrigated and dryland conditions in northern United States. Good resistance to hollow heart and blackspot; susceptible to growth cracks and internal brown spot. Medium specific gravity. Long dormancy period.

Avoid overwatering late in season. Since tubers may have a high reducing sugar content out of storage, storage temperature for potatoes intended for frying must be above 8°C. Store seed potatoes at 4°C.

• Utilization: excellent for french frying directly from the field and for the first few month in storage; very good for baking.
• Chief Market: fresh market, processing.

REACTION TO DISEASES

Good resistance: common scab, Fusarium dry rot.
Moderately resistant: leafroll, Verticillium wilt.
Susceptible: all common potato viruses, foliar and tuber early blight.

References: 1.

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