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Table 2 Chromosomal locations, QTL length, determination coefficients (R 2 ), additive effects and LOD values for significant QTL in Karl 92/Ventnor 101 recombinant inbred line (RIL) population

From: Mapping QTL for the traits associated with heat tolerance in wheat (Triticum aestivumL.)

Trait

Chrom

QTL

Flanking marker

Length (cM)

LOD

AD

R2

TMD4

6A

QHttmd.ksu-6A

Xbarc113, AGCTCG347

6.98

2.58

-0.19

11.90

TMD7

6A

QHttmd.ksu-6A

Xbarc113, AGCTCG347

8.98

3.21

-0.29

14.87

SCC4

6A

QHtscc.ksu-6A

Xbarc113, AGCTCG347

9.18

3.8

1.42

17.57

SCC7

6A

QHtscc.ksu-6A

Xbarc113, AGCTCG347

9.18

3.32

2.34

15.38

TMD4

7A

QHttmd.ksu-7A

Xbarc121, barc49

11.12

4.15

-0.24

19.15

TMD7

7A

QHttmd.ksu-7A

Xbarc121, barc49

9.32

4.08

-0.24

18.86

TMD10

7A

QHttmd.ksu-7A

Xbarc121, barc49

13.05

6.66

-0.48

30.62

SCC4

7A

QHtscc.ksu-7A

Bin754, Bin45

3.72

4.22

1.53

19.53

SCC7

7A

QHtscc.ksu-7A

Xbarc121, barc49

11.42

6.7

3.53

30.84

SCC10

7A

QHtscc.ksu-7A

Xbarc121, barc49

11.42

5.73

4.9

26.59

PMD7

7A

QHtpmd.ksu-7A

Xbarc121, barc49

13.05

7.28

-0.50

33.51

PMD10

7A

QHtpmd.ksu-7A

Xbarc121, barc49

13.05

6.95

-0.46

32.03

SCC4

1B

QHtscc.ksu-1B

gwm18, Bin1130

2.30

2.5

1.07

11.37

SCC7

1B

QHtscc.ksu-1B

gwm18, Bin1130

2.0

2.75

2.01

12.63

TMD4

1D

QHttmd.ksu-1D

Bin747, Bin1596

5.31

3.06

-0.18

14.12

SCC7

1D

QHtscc.ksu-1D

Bin747, Bin1596

11.21

3.58

2.5

16.64

PMD10

1D

QHtpmd.ksu-1D

Bin747, Bin1596

11.21

2.52

-0.28

11.59

PMD7

2B

QHtpmd.ksu-2B

Bin178, Bin81

5.55

3.22

-0.30

10.53

PMD10

2B

QHtpmd.ksu-2B

Bin178, Bin81

6.47

3.75

-0.31

17.22

  1. TMD, thylakoid membrane damage; SCC, SPAD chlorophyll content; PMD plasma membrane damage. AD, additive effect. For TMD and PMD, negative value of AD, and for SCC, positive value of AD indicates the Ventnor allele having a positive effect on the trait.