Mouraska
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General
- Origin & Breeding: bred by Agriculture Canada from the cross (Hudson x F59103) made in 1976 at the Fredericton Research Station, New Brunswick, and selected by the Potato Breeding Program, La Pocatière, Québec.
- Registration in Canada: deregistered
- Maturity: mid-season
Botanical Features
- Plants: tall, semi-erect, very vigorous; stems long and thick, prominently angled; nodes slightly swollen; wings very prominent, thin, slightly wavy.
- Leaves: closed; dark green with very weak pubescence on upper side, light green-yellow with medium pubescence on lower side.
Terminal leaflets: elliptic; tip cuspidate; rounded base.
Primary leaflets: four pairs, elliptic; tip cuspidate; rounded base, asymmetrical.
Secondary leaflets: four pairs, rounder than primary leaflets.
Tertiary leaflets: numerous (7), small. - Flowers: abundant; pale violet corolla with green-yellow star; buds slightly pubescent, hanging.
- Tubers: round to oval, medium uniformity; smooth buff skin; shallow to medium deep eyes, well distributed; white flesh.
- Sprouts: rounded, purple to brown.
Agricultural Features
High to very high yielding variety; produces tubers of high calibre; good resistance to greening; wash well; medium dormancy; good storability; low specific gravity. Well adapted to Quebec and New Brunswick growing conditions.
REMARK: whole seed tuber produce 12 to 15 stems per plant and must be planted at wider spacing on the row.
- Utilization: good boiling quality, good for chipping at harvest, acceptable for baking and french frying.
- Chief Market: fresh market.
Reaction to Diseases
Resistant: northern root-knot nematodes.
Moderately resistant: PVY, common scab, potato wart.
References: 1, 6.
Send your comments to cfia.potatosection-sectiondespommesdeterre.acia@inspection.gc.ca regarding potato variety descriptions.
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