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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