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AR2007-6

Potato

Denomination: 'AR2007-6'
Botanical Name: Solanum tuberosum
Applicant/Holder: Agriculture & Agri-Food Canada, Fredericton
Fredericton Research and Development Centre
850 Lincoln Road, P.O. Box 20280
Fredericton, New Brunswick
E3B 4Z7
Canada
Breeder: Agnes Murphy, Agriculture & Agri-Food Canada, Fredericton, New Brunswick
Agent in Canada: Agriculture & Agri-Food Canada
Office of Intellectual Property and Commercialization
107 Science Place
Saskatoon, Saskatchewan
S7N 0X2
Canada
Tel: (306) 203-1383
Application Date: 2009-04-22(priority claimed)
Application Number: 09-6622
Protective direction granted: 2009-04-22
Grant of Rights Date: 2011-03-18
Certificate Number: 4036
Date rights surrendered: 2013-06-18

Variety Description

Varieties used for comparison: 'AC Red Island' and 'Red Pontiac'

Summary: The plants of 'AR2007-6' are taller than 'Red Pontiac'. The intensity of anthocyanin colouration of the stem of 'AR2007-6' is medium to strong while it is weak in 'Red Pontiac'. The leaf silhouette of 'AR2007-6' is intermediate whereas it is open in 'AC Red Island'. Flowering profusion of 'AR2007-6' is low to medium while it is high in the reference varieties. The light sprout base of 'AR2007-6' has a strong anthocyanin colouration while it is medium in 'AC Red Island' and very weak to weak in 'Red Pontiac'. The inner surface of the corolla of 'AR2007-6' has medium anthocyanin colouration whereas it is strong on 'AC Red Island'. 'AR2007-6' has many root tips on the light sprout while it is medium in 'AC Red Island'.

Description:

PLANT: semi-upright growth habit, intermediate type foliage structure

STEM: medium to strong anthocyanin colouration, medium to thick main stem, absent or very low swelling at nodes

LEAVES: dark green, intermediate silhouette, medium anthocyanin colouration on upper side of rachis and petiole, low frequency of coalescence, shallow to medium depth of veins, absent or very weak waviness of margin, medium glossiness of upper side, medium density of pubescence, medium presence of secondary leaflets
TERMINAL LEAFLET: medium ovate, acuminate tip, cordate base
LATERAL LEAFLET: medium size, narrowly ovate, acuminate tip, cordate base

INFLORESCENCE: low to medium flowering profusion, medium size
FLOWER BUD: strong persistence, medium intensity of anthocyanin colouration
COROLLA: red-violet, medium anthocyanin colouration on inner surface, small size, medium prominence of star
PEDUNCLE: absent or very weak anthocyanin colouration

TUBER: oval, light yellow flesh with no secondary colour
TUBER EYES: intermediate depth, evenly distributed, slight to medium prominence of eyebrows
TUBER SKIN: red, red at base of eye, netted texture

LIGHT SPROUT: medium to large size, ovoid shape, many root tips, medium to long lateral shoots
LIGHT SPROUT BASE: strong anthocyanin colouration, no blue in anthocyanin colouration, sparse pubescence
LIGHT SPROUT TIP: smaller than to equal to base, closed habit, weak to medium anthocyanin colouration, absent or very sparse pubescence

Origin & Breeding History: 'AR2007-6' (experimental designations 13763-16 and F02014) originated from the cross of 'AC Red Island' and 'F58050' made in 2000 in Fredericton, New Brunswick. Selection criteria were clonal selection for adaptation, tuber type, light yellow flesh with fresh market and chipping quality.

Tests & Trials: Trials for 'AR2007-6' were conducted at Potato Research Centre, Fredericton, New-Brunswick, in 2009. There were two replicates of 30 plants with a plant spacing of 30 cm.


Comparison table for 'AR2007-6' with reference varieties 'AC Red Island' and 'Red Pontiac'

Plant height (cm)

  'AR2007-6' 'AC Red Island' 'Red Pontiac'
mean 31 31 23
standard deviation 4.40 1.55 2.62

Click on image for larger view
AR2007-6
Potato: 'AR2007-6' (left) with reference varieties 'AC Red Island' (center) and 'Red Pontiac' (right)

Click on image for larger view
AR2007-6
Potato: 'AR2007-6' (left) with reference varieties 'AC Red Island' (center) and 'Red Pontiac' (right)

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