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Table 1 Repeatability, mean trait value, and correlation of traits with PC1 across eight inbred lines examined at three heat levels

From: Genome-wide expression profiling and phenotypic evaluation of European maize inbreds at seedling stage in response to heat stress

 

Repeatability at

Mean value at

Correlation

Trait

25°C

32°C

38°C

25°C

32°C

38°C

with PC1

Growth rate [cm/hour]

0.80

0.85

0.88

0.24

0.29

0.19

-0.67***

Dry weight [g]

0.71

0.77

0.93

2.02

1.55

0.62

-0.99***

Plant height [cm]

0.78

0.88

0.89

21.9

20.6

12.5

-0.93***

Number of leaves

0.91

0.90

0.89

3.5

4.4

4.6

0.59**

Leaf temperature [°C]

0.71

0.59

0.89

24.7

31.8

36.4

0.81***

Leaf greenness [SPAD value]

0.90

0.90

0.93

47.1

34.2

29.4

-0.68***

  1. **Significant with P <0.01, ***Significant with P <0.001.