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Table 2 Results of culture of secretions recovered from 547 mammary glands with clinical mastitis.

From: Clinical mastitis in ewes; bacteriology, epidemiology and clinical features

Bacteriological finding

n

%

Staphylococcus aureus

357

65.3

Coagulase-negative staphylococci

16

2.9

Streptococcus uberis

9

1.6

Streptococcus dysgalactiae a

8

1.5

Streptococcus spp.b

8

1.5

Enterococcus spp.

4

0.7

Escherichia coli

35

6.4

Klebsiella pneumoniae

2

0.4

Enterobacter spp.

3

0.5

Mannheimia haemolytica

10

1.8

Arcanobacterium pyogenes

4

0.7

Clostridium perfringens

7

1.3

Pasteurella spp.c

4

0.7

No growth

72

13.2

Contaminated samplesd

8

1.5

  1. aSubsp. dysgalactiae.
  2. bOther than Str. dysgalactiae and Str. uberis.
  3. c Pasteurella mairii (2 samples), Pasteurella multocida (2 samples).
  4. dIf blood agar plates contained more than two different types of colonies.