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Table 1 QTL detected in the RIL population through composite interval mapping (p<0.05)

From: The genetic basis of water‐use efficiency and yield in lettuce

Trial Trait LG a QTL ID b Position (cM) c Position (Mbp) d LODe PVE (%) f Additive g Allele h H2 i
WW Stomatal conductance 7 qSTC7.1 115.1 164.70 3.59 6.78 0.53 L. serriola 0.22
8 qSTC8.2 92.9 124.67 5.28 10.39 0.53 L. sativa
Transpiration 9 qTra9.1 32.5 48.76 3.35 7.51 0.44 L. sativa 0.17
Temperature (Por) 9 qTPr9.1 33.8 50.50 3.60 9.07 0.39 L. sativa 0.06
Temperature (IR) 3a qTIR3a.1 87.2 125.48 4.24 8.84 0.49 L. serriola 0.08
4 qTIR4.1 130.6 184.82 3.75 8.12 0.47 L. serriola
Dr1 Stomatal conductance 8 qSTC8.1 76.6 95.92 3.49 5.51 0.32 L. sativa 0.00
8 qSTC8.3 129.6 192.88 3.23 5.05 0.32 L. serriola
Transpiration 2 qTra2.1 39.8 85.13 5.14 8.39 0.31 L. sativa 0.00
Transpiration:dry weight 8 qTDW8.1 129.6 192.88 4.05 6.61 0.29 L. serriola 0.11
Temperature (Por) 4 qTPr4.1 195.8 327.97 3.40 5.86 0.25 L. serriola 0.00
Temperature (IR) 4 qTIR4.2 195.7 327.97 5.56 9.54 0.27 L. serriola 0.02
Δ13C 9 q13C9.2 137.2 201.14 3.67 5.96 0.3 L. sativa 0.54
Fresh weight (leaves 5 + 6) 3a qFWl3a.1 78.2 102.91 5.43 8.32 0.35 L. sativa 0.00
4 qFWl4.1 125 176.29 3.24 4.85 0.35 L. sativa
Fresh weight (whole) 3a qFWw3a.1 78.2 102.91 4.67 7.62 0.3 L. sativa 0.32
8 qFWw8.2 133.1 196.57 3.48 5.59 0.3 L. sativa
Fresh:dry weight (whole) 7 qFDW7.1 110.3 161.40 4.28 6.74 0.33 L. serriola 0.36
8 qFDW8.1 76.6 95.92 5.41 8.53 0.33 L. sativa
Dr2 Δ13C 6 q13C6.1 3.6 7.51 7.94 23.57 0.76 L. serriola 0.54
8 q13C8.1 115.4 170.46 3.56 9.34 0.77 L. serriola
8 q13C8.2 128.3 188.29 5.76 15.38 0.76 L. sativa
9 q13C9.1 49 65.22 5.50 15.15 0.77 L. serriola
Fresh weight (whole) 1 qFWw1.1 57.9 63.24 5.77 10.04 0.85 L. sativa 0.55
1 qFWw1.2 100.9 130.13 6.65 12.07 0.85 L. serriola
4 qFWw4.1 145.6 224.71 8.41 16.60 0.85 L. serriola
6 qFWw6.1 3.6 7.51 9.30 19.17 0.85 L. sativa
6 qFWw6.2 116.6 182.06 4.70 7.78 0.85 L. serriola
7 qFWw7.1 5.8 14.05 5.03 8.54 0.85 L. sativa
8 qFWw8.1 120.1 177.23 3.71 5.83 0.85 L. serriola
  1. aLinkage group number
  2. bQTL ID according to lettuce convention (“q”, followed by three letter trait code, linkage group number and order of QTL within linkage group)
  3. cQTL peak position in genetic linkage map, in centimorgans
  4. dPhysical QTL peak position in Lactuca sativa cultivar Salinas reference genome (V8), in Mb
  5. eLogarithm of odds score
  6. fPercentage of phenotypic variance explained by the QTL
  7. gAdditive genetic variance
  8. hAllele responsible for increase in trait value
  9. iBroad-sense heritability