Table 2 Three-factor ANOVA [F _{df (5,48)} ] values of all metabolites in Experiment 2

Shoot glucose

42.30***

11.03 ***

15.13***

0.61

1.84

2.93*

3.08*

Shoot fructose

39.02***

14.48 ***

21.23***

1.45

2.6

3.69**

3.35**

Shoot sucrose

17.26***

16.55***

0.01

2.33

0.12

3.51**

0.68

Shoot GFS

37.84***

15.85***

8.37**

0.67

1.38

2.98*

1.67

Shoot proline

25.90***

124.48***

581.24***

7.46***

25.52**

126.22***

7.31***

Shoot glutamine

11.43**

42.89 ***

113.19***

2.39*

0.05

28.25***

1.09

Shoot glutamic acid

0

7.19***

34.68***

0.4

0.44

6.66***

0.34

Shoot asparagine

10.25**

12.48***

79.38***

1.05

1.16

18.03***

0.38

Shoot aspartic acid

2.37

7.66***

6.45*

1.47

0.12

5.49***

0.22

Shoot threonine

0.19

48.84***

260.74***

1.97

3.46

58.15***

0.95

Shoot tryptophan

0.88

80.90***

245.37***

0.61

2.66

60.11***

0.75

Shoot phenylalanine

0.27

91.52***

431.11***

0.12

1.4

88.98***

0.31

Shoot tyrosine

17.32***

18.31***

204.79***

3.35*

2.16

38.27***

0.92

Shoot lolines

486.57***

2.21

15.81***

2.21

15.81***

3.05*

3.05*

Shoot mannitol

89.37***

19.68***

18.41***

13.54***

16.47***

4.22**

3.84**

Shoot arabitol

15.72***

6.25***

26.29***

3.26**

21.25***

5.66***

3.77***

Shoot sorbitol

10.36**

4.01**

3.67

0.85

1.48

1.87

1

Shoot myo-inositol

4.98*

17.81***

14.50***

1.3

0.66

4.28**

1.2

Shoot trehalose

13.11***

21.50***

5.65*

0.71

7.38**

7.35***

0.8

Root glucose

28.46***

5.10***

20.44***

2.61*

5.14*

3.97**

2.33*

Root fructose

37.16***

23.23 ***

11.34***

4.24**

29.11***

1.77

1.85

Root sucrose

5.67*

6.50 ***

28.68***

5.83***

5.99*

3.86**

2.36*

Root GFS

11.09**

14.02***

0.05

3.90**

20.57***

2.03

2.92*

Root proline

46.51***

28.74 ***

121.16***

10.55***

43.90***

29.80***

11.07***

Root glutamine

3.18

10.28***

38.96***

1.26

0.61

8.63***

1.15

Root glutamic acid

19.29***

9.22***

0.12

4.34**

1.7

0.46

0.3

Root asparagine

17.03***

14.58***

0.28

1.91

3.84

2.24

1.99

Root aspartic acid

32

7.86***

1.72

4.02**

0.84

3.31*

2.19

Root threonine

0

19.91***

93.19***

7.36***

13.08***

19.69***

2.46*

Root phenylalanine

78.70***

90.43***

177.24***

96.78***

100.52***

98.98***

80.49***

Root lolines

249.61***

0.73

36.01***

0.73

36.01***

3.14*

3.14*