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Characterisation and evaluation data

Experiment descriptionTrait nameTrait methodScoreScore link
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 3
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 1
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 1
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Field trail. sowing date [...] Heart formation-8
Field trail. sowing date [...] HomogeneityAt harvest maturity (3=he[...] 7
Field trail. sowing date [...] Plant diameterAt harvest maturity, rela[...] 4
Field trail. sowing date [...] Leaf shape(1=narrow elliptic,2=el.,[...] 5
Field trail. sowing date [...] Side shoot formation tendAt harvest maturity1
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 9
Field trail. sowing date [...] Leaf anthocyanin contentAt harvest maturity1
Field trail. sowing date [...] Leaf venationAt harvest maturity (1= n[...] 1
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Field trail. sowing date [...] Bolting timeCount the days from sowin[...] 101
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 5
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 1
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 1
Field trail. sowing date [...] Head heightAt harvest maturity, rela[...] 3
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Lettuce variety descripti[...] Leaf anthocyanin coloration(1=absent, 9=present)1
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Lettuce variety descripti[...] Head formation1 = absent, 2 = open head[...] 3
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 1
Field trail. sowing date [...] Seedling anthocyanin cont(1=not present,9=present)1
Lettuce multiplication. G[...] Flowering timeGibberellin. Count days f[...] 3
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Field trail. sowing date [...] Leaf color(1=yellow, 2=green, 3=gra[...] 2
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 9
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 1
Field trail. sowing date [...] Head leaves overlapAt harvest maturity (1= n[...] 6
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 0
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 9
Tests with 14 NL and 6 Cz[...] Bremia lactucaeResistance to B. lactucae[...] 9
Old filed observations.Seed color(1=white,2=black,3=varieg[...] 2
Screening (2000-2002) by [...] Bremia lactucaeResistance to B. lactucae[...] 1
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Experiment details

Experiment desciptionDataset remarkExperiment start yearExperiment end yearExperiment report
Old filed observations.Phenotypic data CGN1987
Lettuce multiplication. Glashouse without artificial light. Two treatments: - no special treatment, sowing date : 8/3, planting date : 6/4, - with foliar gibberellin sprays 10 ppm, sow.date: 8/3, plant date 6/4.Phenotypic data CGN1982
Field trail. sowing date 15/3. planting date 16/4. planting distance 30x30cm.. 40 plants per object. Location IVT. 23 Reference varieties. 112 butterhead. 4 crisp. 9 latin. 17 cos. 10 cutting lettuce and 2 stalk lettuce.Phenotypic data CGN1991
Tests with 14 NL and 6 Czechoslovakian races. 20 Seedling or 5 leaf discs on moistened filter paper. Inoc.5E4 sp/ml. Temp 15oC. Scored after 8-12d. Accessions heterogeneous to NL1 or NL3: only resistant plants were scored for other races. RPhenotypic data CGN1989
Screening (2000-2002) by 7 comp. associated with Plantum NL, stand. NAKT method, 30 pl. per race per acc., scoring % resist. plants, in general seperate scores by two diff. comp. per race, using the means when scores not too conflicting.Phenotypic data CGN2000
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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