AC Red Island

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GENERAL

• Origin & Breeding: bred by K.G. Proudfoot from the cross (Brigus x Redsen) at the Agriculture and Agri-Food Canada Atlantic Cool Climate Crop Research Center in St. John's, Newfoundland. Selected in 1987.
• Year registered in Canada: 2000
• Registration number: 5098
• Maturity: mid-season

BOTANICAL FEATURES

• Plants: medium size; upright; stems have purple pigmentation, more intense in younger foliage, especially in side shoots in leaf axils; nodes not swollen; wings prominent.
• Leaves: dark green, smooth, open; midribs purple, very slightly pubescent; petioles very slightly pigmented and very slightly to not pubescent.
  Terminal leaflets: ovate; tip cuspidate, base asymmetrical.
  Primary leaflets: three to four pairs widely separated; oval.
  Secondary leaflets: few, variable in size, usually large.
  Tertiary leaflets: variable in number, small.
• Flowers: numerous; lavender corolla, medium size; buds purple, pubescent; yellow anthers; infrequent berries.
• Tubers: round to oval; bright red skin; shallow eyes, predominantly apical; creamy white flesh.
• Sprouts: slightly pubescent; red-pink pigmented base; apex green.

AGRICULTURAL FEATURES

High yielding variety of medium size tubers. Tubers have very good red colour which is retained during storage. High specific gravity.

• Utilization: good for boiling, baking and french frying.
• Chief Market: fresh market for red skinned variety.

REACTION TO DISEASES

Resistant: potato wart (pathotype 2, 8).
Good resistance: late blight.
Moderately resistant: common scab.

References: 1

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