Skip to Main Content

Accession details

Passport data details

Download

Last update

Characterisation and evaluation data

Experiment descriptionTrait nameTrait methodScoreScore link
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Determination ß-carotene [...] ß-carotene content-39.2
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Lettuce variety descripti[...] Leaf glossiness of upper side1=absent or very weak, 3=[...] 4
Lettuce variety descripti[...] Head shape1 = narrow elliptic, 2 = [...] 3
Lettuce variety descripti[...] Growing conditions1 = indoor, 2 = outdoor, [...] 2
Lettuce variety descripti[...] Leaf blistering1 = absent or very weak, [...] 6
Field trial, sowing date [...] Heart formation-7
Field trial, sowing date [...] HomogeneityAt harvest maturity (3=he[...] 7
Field trial, sowing date [...] Tipburn sensitivityAt harvest maturity2
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Field trial, sowing date [...] Plant diameterAt harvest maturity, rela[...] 6
Field trial, sowing date [...] Leaf shape(1=narrow elliptic,2=el.,[...] 4
Field trial, sowing date [...] Side shoot formation tendAt harvest maturity1
Lettuce variety descripti[...] Leaf attitude at juvenile stage1 = erect, 3 = semi-erect[...] 1
Field trial, sowing date [...] Leaf anthocyanin contentAt harvest maturity1
Field trial, sowing date [...] Leaf venationAt harvest maturity (1= n[...] 2
Field trial, sowing date [...] Bolting timeCount the days from sowin[...] 108
Field trial, sowing date [...] Head heightAt harvest maturity, rela[...] 3
Lettuce variety descripti[...] Bolting time(1=very early, ..., 9=ver[...] 9
Lettuce variety descripti[...] Head size1=very small,..,9=very la[...] 7
Lettuce variety descripti[...] Leaf anthocyanin coloration(1=absent, 9=present)1
Screening for resistance [...] Erwinia carotovora (bacterial soft rot)R=resistant, MR=moderatel[...] MS
Lettuce variety descripti[...] Stem fasciation(1=absent, 9=present)1
Lettuce variety descripti[...] Head formation1 = absent, 2 = open head[...] 3
Lettuce variety descripti[...] Lactuca Mozaic VirusResistance to LMV strain [...] 9
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Field trial, sowing date [...] Seedling anthocyanin cont(1=not present,9=present)1
Field trial, sowing date [...] 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[...] 9
Determination of the time[...] Time period until marketable maturityTime period (days) until [...] 69
Lettuce variety descripti[...] Seedling anthocyanin cont(1=absent, 9=present)1
Field trial, sowing date [...] Head leaves overlapAt harvest maturity (1= n[...] 8
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 9
Observation of seedcolor.Seed color(1=white,2=black,3=varieg[...] 1
Lettuce variety descripti[...] Seed color1 = white, 2 = yellow, 3 [...] 1
Field trial, sowing date [...] Leaf color intensity(3=light, 5=medium, 7=dar[...] 5
Field trial, sowing date [...] Leaf blisteringAt harvest maturity3
Field trial, sowing date [...] Head shapeAt harvest maturity, in l[...] 3
Field trial, sowing date [...] Leaf margin undulationAt harvest maturity4
Determination iron conten[...] Iron content-11.5
Lettuce variety descripti[...] Bremia lactucaeResistance to B. lactucae[...] 1
Field trial, sowing date [...] Leaf divisionAt harvest maturity (1=0,[...] 2
Field trial, sowing date [...] Seedling cotyledon shape(1=narrow elliptical, 2= [...] 1
  • 1 - 45

Experiment details

Experiment desciptionDataset remarkExperiment start yearExperiment end yearExperiment report
Field trial, sowing date 15-03, planting date 21-04, planting distance 30x30, 40 plants per object. Location 'de Goor', 23 reference varieties. Mainly butterhead.Phenotypic data CGN1993
Observation of seedcolor.Phenotypic data CGN1997
Determination ß-carotene content.Phenotypic data CGN2007
Determination iron content.Phenotypic data CGN2007
Screening for resistance against Erwinia carotovora (bacterial soft rot).Phenotypic data CGN2007
Determination of the time period until marketable maturity.Phenotypic data CGN2007
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
  • 1 - 7