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Table 5 Per cent in vitro mortality of laboratory and field isolates of Dermanyssus gallinae exposed to phoxim

From: In vitro activity of fluralaner and commonly used acaricides against Dermanyssus gallinae isolates from Europe and Brazil

Isolate

Concentration (ppm)

2.0

3.9

7.8

15.6

31.2

62.5

125

250

500

1000

2000

4000

Lab 1

80.3

98.4

98.6

99.6

100

100

100

100

100

100

  

Lab 2

        

97.5

99.6

99.6

100

Field 2

      

0.2

3.6

5.5

6.9

  

Field 3

       

14.4

17.3

7.0

46.8

 

Field 4

         

23.7

84.7

91.5

Field 5

         

21.7

27.3

46.2

Field 6

         

4.0

15.0

80.0

Field 7

         

93.1

100

100

Field 8

         

30.4

56.1

98.5

Field 9

         

17.6

77.5

100

Field 10

         

55.8

95.4

98.6

Field 11

         

48.4

94.0

100

Field 12

         

98.7

100

100

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