AC Chaleur

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GENERAL

• Origin & Breeding: bred at the Agriculture Canada Research Station in Fredericton, New Brunswick, from the cross (Belleisle x N457). Released in 1988.
• Year registered in Canada: 1993
• Registration No.: 3785
• Maturity: early

BOTANICAL FEATURES

• Plants: medium, spreading growth; medium thick stems; inconspicuous wings, nodes not prominent.
• Leaves: medium green, open, sparse pubescence on upper surface.
  Terminal leaflets: ovate, tip acuminate, obtuse to truncate base, usually symmetrical.
  Primary leaflets: four pairs, narrowly ovate, tip acute, base somewhat asymmetrical.
• Flowers: medium size white corolla, petals are separated at the base (hole); orange anthers.
• Tubers: round to oval, slightly blocky; smooth buff coloured skin; moderately shallow eyes; white flesh.
• Sprouts: spherical, small, no colouration or pubescence.

AGRICULTURAL FEATURES

Medium to high yielding variety; not susceptible to hollow hart. Medium specific gravity. Medium dormancy.

• Utilization: good to excellent quality for boiling and baking.
• Chief Market: early fresh market

REACTION TO DISEASES

Resistant: PVY, tuber symptoms of early blight.
Moderately resistant: common scab, PVS, Verticillium albo-atrum witl,  phoma tuber rot.
Susceptible: leaf roll, Verticillium dahliae wilt, blackleg, rhizoctonia, late blight, foliar symptoms of early blight, fusarium dry rots.

References: 1, 6

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