|Botanical Name:||Solanum tuberosum|
IPM Potato Group Limited
Unit 412, Q House
76 Furze Road, Sandyford Industrial Estate
Teagasc Crops Research Centre, Carlow, Ireland
|Agent in Canada:||
Global Agri Services Inc.
376 New Maryland Highway
New Maryland, New Brunswick
|Application Date:||2008-04-04(priority claimed)|
|Protective direction granted:||2008-04-04|
|Protective direction withdrawn:||2012-04-20|
|Grant of Rights Date:||2013-02-22|
|Exemption from compulsory licensing:||Yes|
|Expiry date for exemption from compulsory licensing:||2015-02-22|
|Grant of Rights Termination Date:||2031-02-22|
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.
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
Potato: 'Savanna' (left) with reference variety 'Superior' (right)
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