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Characterisation and evaluation data

Experiment descriptionTrait nameTrait methodScoreScore link
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Leaf shape1 = narrow elliptic, 2 = [...] 6
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Leaf glossiness of upper side1=absent or very weak, 3=[...] 5
Lettuce variety descripti[...] Leaf blistering1 = absent or very weak, [...] 9
Field charaterisation tri[...] Heart formation-1
Field charaterisation tri[...] HomogeneityAt harvest maturity (3=he[...] 6
Field charaterisation tri[...] Tipburn sensitivityAt harvest maturity1
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Field charaterisation tri[...] Plant diameterAt harvest maturity, rela[...] 3
Field charaterisation tri[...] Leaf shape(1=narrow elliptic,2=el.,[...] 5
Field charaterisation tri[...] Side shoot formation tendAt harvest maturity1
Lettuce variety descripti[...] Leaf attitude at juvenile stage1 = erect, 3 = semi-erect[...] 3
Field charaterisation tri[...] Leaf anthocyanin contentAt harvest maturity1
Field charaterisation tri[...] Leaf venationAt harvest maturity (1= n[...] 2
Field charaterisation tri[...] Bolting timeCount the days from sowin[...] 111
Field charaterisation tri[...] Head heightAt harvest maturity, rela[...] 2
Lettuce variety descripti[...] Leaf blade division at juvenile stage1 = entire, 2 = lobed, 3 [...] 1
Lettuce variety descripti[...] Bolting time(1=very early, ..., 9=ver[...] 9
Lettuce variety descripti[...] Leaf margin undulation1 = absent or very weak, [...] 9
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Leaf anthocyanin coloration(1=absent, 9=present)1
Lettuce variety descripti[...] Leaf margin density of incisions on apical part1 = very sparse, 3 = spar[...] 9
Lettuce variety descripti[...] Stem fasciation(1=absent, 9=present)9
Lettuce variety descripti[...] Head formation1 = absent, 2 = open head[...] 1
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Field charaterisation tri[...] Seedling anthocyanin cont(1=not present,9=present)1
Lettuce variety descripti[...] Leaf thickness1 = very thin, 3 = thin, [...] 3
Lettuce variety descripti[...] Plant diameter1=very small,..,9=very la[...] 2
Field charaterisation tri[...] Leaf color(1=yellow, 2=green, 3=gra[...] 1
Lettuce variety descripti[...] Leaf margin incisions on apical part(1=absent, 9=present)9
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Seedling anthocyanin cont(1=absent, 9=present)1
Lettuce variety descripti[...] Size of leaf blisters1 = very small, 3 = small[...] 2
Field charaterisation tri[...] Head leaves overlapAt harvest maturity (1= n[...] 1
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Side shoot formation tend1 = absent or very weak, [...] 1
Lettuce variety descripti[...] Seed color1 = white, 2 = yellow, 3 [...] 3
Field charaterisation tri[...] Leaf color intensity(3=light, 5=medium, 7=dar[...] 6
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Leaf division(1=very shallow, 3=shallo[...] 3
Lettuce variety descripti[...] Leaf attitude at harvest maturity1 = erect, 3 = semi-erect[...] 4
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Field charaterisation tri[...] Leaf blisteringAt harvest maturity8
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Field charaterisation tri[...] Leaf margin undulationAt harvest maturity9
Lettuce variety descripti[...] Time period until marketable maturity(1=very early, ..., 9=ver[...] 1
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Experiment details

Experiment desciptionDataset remarkExperiment start yearExperiment end yearExperiment report
Field charaterisation trial, all types of cultivated lettuce, sowing date 17/3, planting date 23/4.Phenotypic data CGN1998
Lettuce variety descriptions made available by the Netherlands Inspection Service for Horticulture up and until 2013. Descriptions are included for varieties that matched the CGN accession name.Phenotypic data CGN2013
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