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Characterisation and evaluation data

Experiment descriptionTrait nameTrait methodScoreScore link
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Lettuce variety descripti[...] Leaf glossiness of upper side1=absent or very weak, 3=[...] 3
Lettuce variety descripti[...] Growing conditions1 = indoor, 2 = outdoor, [...] 2
Lettuce variety descripti[...] Leaf blistering1 = absent or very weak, [...] 2
Field characterization tr[...] Heart formation-8
Field characterization tr[...] HomogeneityAt harvest maturity (3=he[...] 7
Field characterization tr[...] Tipburn sensitivityAt harvest maturity7
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Field characterization tr[...] Plant diameterAt harvest maturity, rela[...] 6
Field characterization tr[...] Leaf shape(1=narrow elliptic,2=el.,[...] 6
Field characterization tr[...] Side shoot formation tendAt harvest maturity1
Lettuce variety descripti[...] Leaf attitude at juvenile stage1 = erect, 3 = semi-erect[...] 3
Field characterization tr[...] Leaf anthocyanin contentAt harvest maturity1
Field characterization tr[...] Leaf venationAt harvest maturity (1= n[...] 2
Field characterization tr[...] Bolting timeCount the days from sowin[...] 105
Field characterization tr[...] Head heightAt harvest maturity, rela[...] 3
Lettuce variety descripti[...] Bolting time(1=very early, ..., 9=ver[...] 8
Lettuce variety descripti[...] Leaf margin undulation1 = absent or very weak, [...] 4
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
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[...] 4
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Field characterization tr[...] Seedling anthocyanin cont(1=not present,9=present)1
Lettuce variety descripti[...] Leaf thickness1 = very thin, 3 = thin, [...] 7
Lettuce variety descripti[...] Plant diameter1=very small,..,9=very la[...] 6
Field characterization tr[...] Leaf color(1=yellow, 2=green, 3=gra[...] 2
Lettuce variety descripti[...] Leaf margin incisions on apical part(1=absent, 9=present)9
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Lettuce variety descripti[...] Seedling anthocyanin cont(1=absent, 9=present)1
Lettuce variety descripti[...] Size of leaf blisters1 = very small, 3 = small[...] 3
Field characterization tr[...] Head leaves overlapAt harvest maturity (1= n[...] 8
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Observation of seedcolor.Seed color(1=white,2=black,3=varieg[...] 1
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Lettuce variety descripti[...] Seed color1 = white, 2 = yellow, 3 [...] 1
Field characterization tr[...] Leaf color intensity(3=light, 5=medium, 7=dar[...] 5
Lettuce variety descripti[...] Leaf division(1=very shallow, 3=shallo[...] 3
Lettuce variety descripti[...] Leaf attitude at harvest maturity1 = erect, 3 = semi-erect[...] 2
Field characterization tr[...] Leaf blisteringAt harvest maturity2
Field characterization tr[...] Head shapeAt harvest maturity, in l[...] 3
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Field characterization tr[...] Leaf margin undulationAt harvest maturity5
Lettuce variety descripti[...] Time period until marketable maturity(1=very early, ..., 9=ver[...] 5
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Field characterization tr[...] Leaf divisionAt harvest maturity (1=0,[...] 2
Field characterization tr[...] Seedling cotyledon shape(1=narrow elliptical, 2= [...] 1
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Experiment details

Experiment desciptionDataset remarkExperiment start yearExperiment end yearExperiment report
Field characterization trial.Phenotypic data CGN1995
Observation of seedcolor.Phenotypic data CGN1997
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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