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Table 1 Perennial ryegrass QTLs classified by trait class

From: Quantitative Trait Locus (QTL) meta-analysis and comparative genomics for candidate gene prediction in perennial ryegrass (Lolium perenne L.)

Trait class

Trait sub-class

Number of QTL

  

LG1

LG2

LG3

LG4

LG5

LG6

LG7

Total

Morphological

Plant mass

5

8

10

8

5

2

6

44

 

Plant height/type

4

3

3

4

1

0

5

20

 

Leaf/pseudostem

13

7

17

15

3

5

8

68

 

Panicle/flower

5

11

7

13

4

3

3

46

 

Root

2

1

1

2

0

0

0

6

 

Seed

2

0

1

1

0

0

1

5

Physiological

Heading date

1

4

4

8

2

3

9

31

 

Growth

6

4

9

7

5

6

3

40

 

Fertility

3

2

0

1

0

0

3

9

 

Protein content

3

8

3

3

2

0

1

20

 

Carbohydrate content

6

3

3

1

2

7

3

25

 

Fibre content

14

9

6

0

5

10

16

60

 

Alkaloid

8

3

0

10

2

0

4

27

 

Other/unknown content

16

13

2

11

0

0

8

50

 

Digestibility

0

0

3

1

0

0

2

6

 

Other

0

0

0

2

0

0

0

2

Resistance-Tolerance

Hydrate/dehydrate stress

8

0

8

2

5

4

0

27

 

Cold stress

2

3

5

6

10

0

0

26

 

Crown rust resistance

4

5

4

4

3

2

5

27

 

Stem rust resistance

3

0

0

0

0

2

4

9

 

Grey leaf spot resistance

0

1

3

1

0

2

0

7

 

Powdery mildew resistance

0

0

1

0

0

0

2

3

 

Wiltiness

1

1

0

0

0

0

0

2

Total

 

106

86

90

100

49

46

83

560