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Table 3 Analysis of variance for three metabolic traits: the yield of the fermentation process (Yferm), the maximal quantity of ethanol produced in the medium (Ethmax), and the specific glucose consumption rate when 50% of the glucose was consumed (Jspec).

From: Niche-driven evolution of metabolic and life-history strategies in natural and domesticated populations of Saccharomyces cerevisiae

  

Y ferm

Eth max

J spec

Sources of Variation

df

MS

F

MS

F

df

MS

F

Block

3

0.23

0,89

0.93

19.86*

   

medium

1

75.41

148,68**

179.63

2436.56**

1

4.59

12.21**

ori

4

5.11

5,20**

0.10

2.27

4

0.15

0.25

Strain(ori)

14

1.06

3,02*

0.05

0.91

14

0.59

1.57

Block*medium

3

0.26

9,86**

0.05

3.13*

   

medium*ori

4

0.84

2,57

0.09

1.87

4

0.37

0.98

medium*Strain(ori)

14

0.35

13,28**

0.05

3.45**

   
  1. df : degree of freedom, MS : Mean Square, F : Fisher's F
  2. *p < 0.05
  3. **p < 0.01
  4. Block and Strain are main random effects while medium (1 and 15% glucose) and habitat of origin (ori: forest, industrial, clinical, fruit and laboratory) are main fixed effects.