Savanna

Potato

Denomination: 'Savanna'
Botanical Name: Solanum tuberosum
Applicant/Holder: Irish Potato Marketing Limited
G House Sandyford
76 Furze Road, Sandyford Industrial Estate
Dublin
D18
Ireland
Breeder: Teagasc Crops Research Centre, Carlow, Ireland
Agent in Canada: Global Agri Services Inc.
376 New Maryland Highway
New Maryland, New Brunswick
E3C 1E5
Canada
Tel: 506-462-9493
Application Date: 2008-04-04
Application Number: 08-6281
Protective direction granted: 2008-04-04
Protective direction withdrawn: 2012-04-20
Grant of Rights Date: 2013-02-22
Certificate Number: 4480
Exemption from compulsory licensing: Yes
Expiry date for exemption from compulsory licensing: 2015-02-22
Grant of Rights Termination Date: 2031-02-22

Note: The applicant has requested an exemption from compulsory licensing to allow time to multiply and distribute propagating material of the variety. If the exemption is granted, it may be allowed for two years from the date rights are granted for the variety.


Variety Description

Variety used for comparison: 'Superior'

Summary: The lightsprout base of 'Savanna' has a weak intensity of anthocyanin colouration with an absent or low proportion of blue while 'Superior' has a very strong intensity of anthocyanin colouration with a medium proportion of blue. 'Savanna' has medium pubescence at the base of the lightsprout while it is absent or very weak in 'Superior'. The lightsprout tip of 'Savanna' has a weak intensity of anthocyanin colouration while it is strong in 'Superior'. 'Savanna' has an absent or very low extent of anthocyanin colouration on the inner side of the corolla while it is medium extent in 'Superior'. The intensity of the anthocyanin colouration on the inner side of the corolla for 'Savanna' is absent or very weak while it is medium in 'Superior'. 'Savanna' matures late while 'Superior' has early to medium maturity.

Description:

PLANT: stem type foliage structure, spreading growth habit, late maturity

STEM: low extent of anthocyanin colouration along full length

LEAVES: medium size outline, intermediate to open openness, weak presence of secondary leaflets, medium green, low extent and weak intensity of anthocyanin colouration on the midrib of the upper side, absent or very low frequency of coalescence of terminal and lateral leaflets
SECOND PAIR OF LATERAL LEAFLETS: large, narrower than long width in relation to length
LEAFLET: weak waviness of margin, deep veins, medium glossiness of upper side, no pubescence on blade at apical rosette

INFLORESCENCE: low frequency per plant, small, very low to low extent of anthocyanin colouration on peduncle
FLOWER BUD: medium extent of anthocyanin colouration
COROLLA: medium to large, absent or very low extent of anthocyanin colouration on the inner side, anthocyanin absent or very weak in intensity with absent or low proportion of blue

TUBER:short oval to oval shape, cream coloured flesh
TUBER EYES: very shallow depth
TUBER SKIN: light beige, yellow at base of eye

LIGHTSPROUT: medium size, ovoid, few root tips, short lateral shoots
LIGHTSPROUT BASE: weak intensity of anthocyanin colouration, absent or low proportion of blue in the anthocyanin colouration, medium pubescence
LIGHTSPROUT TIP: medium size in relation to base, closed habit, weak intensity of anthocyanin colouration, medium pubescence

Origin & Breeding History: The origin of 'Savanna' is the result of the cross made in 1993 between 'Famosa' and 'Atlantic' at the Teagasc Oak Park Research Centre, Carlow, Co. Carlow, Ireland. The selection criteria included earliness, skin finish quality, disease resistance, yield and taste.

Tests & Trials: Tests and trials were conducted during the 2011 growing season in Drummond, New Brunswick. Plots consisted of 60 plants grown in a single row with a row length of 18.5 meters and a row spacing of 0.9 meters.

Click on image for larger view
Savanna
Potato: 'Savanna' (left) with reference variety 'Superior' (right)