Skip to main content

Table 5 QTLs detected for 11 traits using the SNP linkage map across two low-N conditions

From: Mapping QTLs and association of differentially expressed gene transcripts for multiple agronomic traits under different nitrogen levels in sorghum

Trait

QTL

Chr

Position (cM)

Flanking marker

Interval (cM)a

LOD score

Additiveb

R2 (%)c

Chl-2

qChl2-1

1

211

S1_61786623 - S1_61836509

208.1–217.7

3.28

−1.26

8.69

 

qChl2-9b

9

136

S9_55230722 - S9_56646280

126.1–142.2

3.07

1.25

8.49

Chl-3

qChl3-1

1

157.8

S1_50614823 - S1_50837764

150.6–178.1

3.29

1.79

10.1

 

qChl3-7

7

87.7

S7_57772979 - S7_60426792

85.9–97.8

4.57

2.71

14.2

PH

qPH-6

6

30.8

S6_41970042 - S6_43222258

28.9–34.8

5.30

−16.4

13.2

AD

qAD-1

1

210.8

S1_61709596- S1_61786623

206.5–218.1

5.15

3.63

16.7

 

qAD-9a

9

159.4

S9_45363122 - S9_58417131

148.8–176

3.29

−3.00

16.4

MC1

qMC1-1

1

211

S1_61786623 - S1_61836509

208.1–217.7

3.14

1.44

10.0

 

qMC1-6b

6

54.6

S6_52982294 - S6_54274803

49.3–61.9

2.69

1.14

6.97

MC2

qMC2-1a

1

203

S1_55726325 - S1_57821154

201.3–220.9

4.74

4.74

16.4

 

qMC2-1b

1

209.4

S1_59080688- S1_59595161

198.2–219.4

8.10

4.44

20.3

BY

qBY-5

5

20

S5_44956096 - S5_45759643

14.5–28.4

2.95

0.72

9.04

 

qBY-7

7

85.9

S7_57557894 - S7_57772979

79.3–95.1

3.86

−1.01

12.5

GY

qGY-5

5

78.6

S5_59373257 - S5_59373316

75.3–82.2

3.22

0.37

10.8

 

qGY-6a

6

15.8

S6_3799293 - S6_8141493

12.7–17.8

3.06

−0.25

9.83

 

qGY-6b

6

22.3

S6_13884102 - S6_37768125

20.6–25.6

3.03

−0.38

11.0

 

qGY-6c

6

30.8

S6_41970042 - S6_43222258

28.9–34.8

2.73

−0.23

8.00

TW

qTW-1

1

209.4

S1_59595161- S1_61709496

201.3–220.9

5.79

−1.79

17.9

GS

qGS-1b

1

212.7

S1_61786623 - S1_61836509

204.1–219.7

4.67

−0.08

14.4

 

qGS-5

5

78.6

S5_59373257 - S5_59373316

76.2–80.1

5.30

0.07

14.6

  1. Chlorophyll contents at vegetative stage (Chl1), at anthesis (Chl2), and at maturity (Chl3); PH, plant height (cm); AD, days to anthesis; MC1, % stover moisture content; MC2, % head moisture content; BY, biomass yield (t.ha−1); GY, grain yield (t.ha−1); TW, test weight (g); GS, grain/stover ratio (%). a2.0-LOD drop support interval of the QTL; bAdditive effect: positive values of the additive effect indicate that alleles from Ck60 were in the direction of increasing the trait score and vice versa; c Percentage of phenotypic variation explained by the QTL. The SNP underlined is the corresponding SNP of QTL