AR2008-12

Potato

Variety Description

Varieties used for comparison: 'AC Chaleur' and 'Yukon Gold'

Summary: The lightsprout shape of 'AR2008-12' is broad cylindrical while it is spherical in 'Yukon Gold'. 'AR2008-12' has medium proportion of blue in anthocyanin colouration at the base of the lightsprout while it is absent or low in 'Yukon Gold'. The pubescence at the base of the lightsprout of 'AR2008-12' is absent or very sparse while it is medium in 'AC Chaleur' and dense in 'Yukon Gold'. The flower corolla of 'AR2008-12' has absent or very weak intensity and extent of anthocyanin colouration on inner side while 'Yukon Gold' has a weak to medium intensity and a medium extent. 'AR2008-12' has absent or very low proportion of blue in the anthocyanin colouration on the inner side of the corolla while it is medium in 'Yukon Gold'. The time of maturity of 'AR2008-12' is late to very late while it is medium to late in 'AC Chaleur' and medium in 'Yukon Gold'. The tuber of 'AR2008-12' is oval in shape while the tuber is round in 'AC Chaleur'. The tuber skin of 'AR2008-12' is light beige while it is yellow in 'Yukon Gold'. 'AR2008-12' has a white colour at the base of the eye of the tuber while it is red in 'Yukon Gold'. The tuber flesh of 'AR2008-12' is cream while it is white in 'AC Chaleur' and light yellow in 'Yukon Gold'.

Description:

PLANT: stem type foliage structure, upright, late to very late time of maturity

STEM: absent or very low extent of anthocyanin colouration

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

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

TUBER: oval shape, medium depth of eyes, cream flesh
TUBER EYES: white eye base
TUBER SKIN: light beige

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

Origin & Breeding History: 'AR2008-12' (experimental designations F03040 and 13814-09) originated from the cross of 'N0637-6' and 'AC Chaleur' made in 2000 in Fredericton, New-Brunswick. Selection criteria were clonal selection for adaptation, tuber type and fresh market potential.

Tests & Trials: Trials for 'AR2008-12' 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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Potato: 'AR2008-12' (left) with the reference varieties 'AC Chaleur' (centre) and 'Yukon Gold' (right)

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Potato: 'AR2008-12' (left) with the reference varieties 'AC Chaleur' (centre) and 'Yukon Gold' (right)