Table 1.

Isolation of bacteria and mycoplasma from conjunctiva of Norwegian sheep.

Isolated bacteria	Farms with outbreaks of keratoconjunctivits		Farms without outbreaks Controls (n = 50)
	Cases (n = 43)	Controls (n = 42)
Bacillus spp.	4	6	7
Corynebacterium spp.	1	1	0
Escherichia coli	1	2	0
Listeria monocytogenes	3	0	0
Micrococcus spp.	3	2	1
Moraxella (Branhamella) ovis	12	12	5
Moraxella spp.	6	2	6
Mycoplasma conjunctivae*	16	3	4
Psedomonas spp.	3	3	4
Staphylococcus aureus	3	1	0
Staphylococcus spp.	11	8	11
Streptococcus spp./Enterococcus spp.	1	1	1
	64	41	39

*5 representative strains out of 23 were identified serologically as M. conjunctivae.