Tenace

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Leaf Flowers Plant
Sprout Tuber Sliced tuber

General

  • Origin & Breeding: bred from the cross (Frontier Russet x F87070) made by T. Richard Tarn at the Agriculture and Agri-Food Canada Potato Research Centre in Fredericton, New Brunswick, in 1996.
  • Year registered in Canada: 2010
  • Registration number: 6790
  • Maturity: late

Botanical Features

  • Plants: medium, semi-erect; stems weakly pigmented at the base; prominent straight wings; nodes not swollen.
  • Leaves: medium green; open; midribs not pigmented; petioles weakly pigmented.
    Terminal leaflets: medium ovate; tip cuspidate; base cordate and moderately asymmetrical; weakly wavy margins.
    Primary leaflets: elliptical; tip cuspidate; base cordate, slightly asymmetrical; slightly wrinkled appearance (moderately deep veins).
    Secondary leaflets: numerous.
  • Flowers: moderately numerous; white corolla with prominent star; bright yellow anthers; flower buds and peduncles not pigmented.
  • Tubers: cylindrical; netted brown skin; shallow eyes, evenly distributed; slightly prominent eyebrows; cream coloured flesh.
  • Sprouts: ovoid; red-violet; base weakly pubescent, moderately pigmented; tip strongly pubescent, not pigmented (green), semi-closed habit.

Agricultural Features

Medium yielding variety. Medium specific gravity.

  • Utilization: low boiling sloughing; medium after cooking discolouration; good for boiling, baking and French frying.
  • Chief Market: fresh market.

Reaction to Diseases

Resistant: golden nematode ( Globodera rostochiensis Ro1).

NOTE: the following results are not issued from multiple replicated tests; they are provided as indications only.
Highly resistant: verticillium wilt (Verticillium dahliae).
Moderately resistant: verticillium wilt (Verticillium albo atrum).
Moderately susceptible: Fusarium dry rot, common scab.
Susceptible: PVX, PVY, late blight.

References: 1.

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