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Table 1 The performance of the parental lines and RIL/QTL (a) and GWAS/HapMap (b) populations under phosphate sufficient (+Pi) and phosphate deficient (−Pi) treatments (T)

From: QTL and candidate genes associated with leaf anion concentrations in response to phosphate supply in Arabidopsis thaliana

(a)

 

Parents

RIL/QTL population

 

T

Sha

Col

Min

Max

Mean

Std

H2

ANOVA

G

T

GxT

DW (g/plant)

+Pi

0.032

0.051

0.007

0.094

0.037

0.015

0.50

0.00

0.02

0.54

-Pi

0.024

0.042

0.009

0.070

0.039

0.012

0.36

PHO (mg/g DW)

+ Pi

13.8

17.9

8.14

35. 5

20.6

3.7

0.41

0.00

0.00

0.00

- Pi

3.39

4.93

2.10

10.49

4.37

1.29

0.33

PUE

+ Pi

0.010

0.013

0.004

0.099

0.030

0.02

–

–

–

–

- Pi

0.421

0.321

0.233

1.643

0.901

0.27

–

SUL (mg/g DW)

+ Pi

9.2

16.4

4.4

44.9

14.7

6.0

0.77

0.00

0.00

0.05

- Pi

12.8

14.1

3.3

33.1

11.5

5.3

0.44

(b)

 

HapMap/GWAS population

 

T

Sha

Col

Min

Max

Mean

Std

H2

ANOVA

G

T

GxT

DW (g/plant)

+Pi

0.038

0.047

0.011

0.076

0.039

0.01

0.65

0.00

0.00

0.00

-Pi

0.019

0.023

0.005

0.044

0.022

0.01

0.48

PHO (mg/g DW)

+ Pi

13.0

13.5

5.15

24.9

13.1

3.2

0.37

0.00

0.00

0.00

- Pi

1.49

3.39

0.67

10.3

2.92

1.14

0.22

PUE

+ Pi

0.077

0.075

0.040

0.194

0.079

0.02

–

–

–

–

- Pi

0.671

0.295

0.097

0.923

0.387

0.14

–

SUL (mg/g DW)

+ Pi

10.4

12.1

3.2

27.3

11.7

3.6

0.41

0.00

0.00

0.00

- Pi

14.6

19.5

2.3

39.8

11.2

4.7

0.38

  1. DW = total rosette dry weight, PHO = leaf Pi concentration, PUE = phosphate use efficiency determined as shoot dry weight / PHO, and SUL = leaf sulphate concentration. Min and Max indicate the lowest and highest values; mean and standard deviation (Std) is indicated for all lines; H2 indicates broad sense heritability. In the ANOVA table, G, T, and GxT, refer to respectively genotype, treatment and genotype x treatment interaction and each of them is considered significant when the P value is ≤0.05