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Table 2 Predominant bacterial species of nine different commercial ethanol plants

From: Bacteriophage application restores ethanol fermentation characteristics disrupted by Lactobacillus fermentum

Plant

Fermentation stage (hours)

Enterococcus faecium (%)

Lactobacillus delbrueckii (%)

Lactobacillus fermentum (%)

Lactobacillus mucosae (%)

Lactobacillus reuteri (%)

Lactococcus lactis (%)

Pediococcus pentosaceus (%)

Weissella confusa (%)

1

11

  

0.3

9.5

6.1

   

24

 

0.8

1.2

42.5

29.5

   

52

  

42.4

 

32.6

   

2

25

  

4.7

0.4

   

48.2

34

  

3.2

0.3

  

0.1

46.9

43

  

11.8

0.4

   

44.7

3

15

 

2.3

0.4

0.7

 

36.7

 

16.3

30

 

31.3

13.7

0.2

 

0.4

 

21.8

45

 

11.9

1.8

    

67.3

4

9

 

11.3

5.3

9.6

 

0.9

 

33.2

27

 

26.5

0.9

15.1

 

0.9

 

14.6

45

 

45.9

3.2

18.8

   

5.8

5

18

 

0.5

0.6

5.0

 

34.0

 

0.4

32

 

4.1

1.4

67.8

 

14.1

 

0.5

45

 

4.9

 

65.2

 

0.9

  

6

8

2.3

0.4

0.2

4.9

1.5

   

26

4.9

0.7

0.6

35.5

15.8

 

0.2

 

34

0.3

 

0.4

9.9

1.4

   

7

15

  

4.7

0.7

2.3

28.2

2.3

 

34

 

0.2

29.7

3.5

0.7

3.4

  

42

 

2.1

0.7

15.7

0.2

37.0

  

8

17

  

1.2

0.3

    

35

8.9

 

54.1

11.3

    

54

36.4

 

28.7

6.3

    

9

6

  

1.4

8.5

0.3

 

44.3

 

24

 

0.3

1.9

9.3

  

54.2

0.3

49

  

0.5

15.5

0.2

 

13.5

 
  1. Predominant species are defined as those present at ≥20 % of total bacterial population (italic numbers) in any sample. Values not detected or less than 0.1 % are not shown