AR2008-03

Potato

Denomination: 'AR2008-03'
Botanical Name: Solanum tuberosum
Applicant/Holder: Agriculture & Agri-Food Canada, Fredericton
Potato Research Centre
Floor 3rd, Room 365 - 850 Lincoln St., P.O. Box 20
Fredericton, New Brunswick
E3B 4Z7
Canada
Breeder: T. Richard Tarn, Agriculture & Agri-Food Canada, Fredericton, New Brunswick
Agent in Canada: Agriculture & Agri-Food Canada
Office of Intellectual Property and Commercialization
6000 C&E Trail
Lacombe, Alberta
T4L 1W1
Canada
Tel: (403) 782-8126
Application Date: 2010-05-03
Application Number: 10-6974
Protective direction granted: 2010-05-03
Grant of Rights Date: 2012-11-01
Certificate Number: 4419
Grant of Rights Termination Date: 2030-11-01

Variety Description

Variety used for comparison: 'Shepody'

Summary: 'AR2008-03' has medium proportion of blue in anthocyanin colouration at the base of the lightsprout and on the inner side of the flower corolla while 'Shepody' has absent or low blue proportion. The pubescence at the base of the lightsprout is sparse in 'AR2008-03' while it is dense in 'Shepody'. Flower frequency of 'AR2008-03' is low while it is medium in 'Shepody'. 'AR2008-03' has medium to strong intensity and extent of the anthocyanin colouration on inner side of the flower corolla while intensity and extent in 'Shepody' are weak. The time of maturity of 'AR2008-03' is late to very late while it is medium to late in 'Shepody'. The tuber skin of 'AR2008-03' is yellow while it is light beige in 'Shepody'. 'AR2008-03' has a yellow colour at the base of the eye of the tuber while it is white in 'Shepody'. The tuber flesh of 'AR2008-03' is cream while it is white in 'Shepody'.

Description:

PLANT: intermediate type foliage structure, semi-upright, late to very late time of maturity

STEM: absent or very low extent of anthocyanin colouration

LEAVES: medium outline size, intermediate openness, medium to dark green colour, absent or very low intensity and extent of anthocyanin colouration on midrib of upper side
SECOND PAIR OF LATERAL LEAFLETS: small to medium size, narrower than long in relation to length
LEAFLETS: medium presence of secondary leaflets, absent or very low frequency of coalescence, weak to medium waviness of margin, shallow depth of veins, dull to medium glossiness of the upper side

INFLORESCENCE: low frequency, small to medium size
FLOWER BUD: medium extent of anthocyanin colouration
COROLLA: medium size, medium to strong extent and intensity of anthocyanin colouration on inner side, absent or low to medium proportion of blue in anthocyanin colouration on inner side
PEDUNCLE: absent or very low extent of anthocyanin colouration

TUBER: long oval shape, shallow depth of eyes, cream flesh
TUBER EYES: yellow eye base
TUBER SKIN: yellow

LIGHT SPROUT: medium size, ovoid shape, medium number of root tips, short length of lateral shoots
LIGHT SPROUT BASE: medium intensity of anthocyanin colouration, medium proportion of blue in anthocyanin colouration, sparse pubescence
LIGHT SPROUT TIP: small size in relation to base, closed habit, absent or very weak intensity of anthocyanin colouration, medium pubescence

Origin & Breeding History: 'AR2008-03' (experimental designations F03008 and 13686-05) originated from the cross of 'GT12016-17' and 'ND6993-13' made in 2000 in Fredericton, New-Brunswick. Selection criteria were clonal selection for adaptation, tuber type and French fry or fresh market potential.

Tests & Trials: Trials for 'AR2008-03' were conducted at the Potato Research Centre, Fredericton, New-Brunswick, in 2010. There were two replicates of 30 plants with a plant spacing of 25cm.

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AR2008-03
Potato: 'AR2008-03' (left) with the reference variety 'Shepody' (right)

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AR2008-03
Potato: 'AR2008-03' (left) with the reference variety 'Shepody' (right)