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Table 1 Serological investigation of sheep sera for antibodies to Ehrlichia equi from different counties of Norway.

From: Serological Investigation of Granulocytic EhrlichiaInfection in Sheep in Norway

County

Number of positive flocks/total number of flocks

Number of flocks on tick pasture

Number of flocks treated against ticks

Number of flocks with a history of tick-borne fever (during the year of sampling)

Akershus #

0/4

0

0

0(0)

Aust-Agder

4/4

4

3

2(0)

Buskerud #

0/4

0

0

0(0)

Finnmark #

0/4

0

0

0(0)

Hedmark #

0/4

0

0

0(0)

Hordaland

4/4

4

3

0(0)

Møre og Romsdal

4/4

4

1

4(2)

Nordland

0/4

0

0

0(0)

Nord-Trøndelag

0/4

0

0

0(0)

Oppland #

0/4

0

0

0(0)

Rogaland

3*/4

3

2

2(1)

Sogn og Fjordane

4/4

4

2

4(1)

Sør-Trøndelag

3/8

4

2

0(0)

Telemark

4/4

4

2

0(0)

Troms #

0/4

0

0

0(0)

Vest-Agder

4/4

4

4

4(2)

Vestfold

2*/3

3

1

0(0)

Østfold

0/4

0

0

0(0)

Total

32/75

34

20

16(6)

  1. # No known occurrence of I. ricinus
  2. * Only one seropositive lamb in one flock