Table 3.

Per cent in vitro mortality of laboratory and field isolates of Dermanyssus gallinae exposed to fluralaner

Isolate	Concentration (ppm)
	2.0	3.9	7.8	15.6	31.3	62.5	125	1000	2000	4000
Lab 1	1.2	20.4	30.2	58.6	77.1	93.3	100	100	100	100
Lab 2			77.9	96.6	99.2	100
Field 2	44.6	87.3	97.2	98.6	99.6
Field 3	87.3	97.2	99.6	100	100
Field 4			98.0	98.5	99.5
Field 5			96.0	99.0	98.1
Field 6			88.7	97.7	98.6
Field 7			96.2	100	100
Field 8			100	100	100
Field 9			95.0	99.0	100
Field 10				93.6	99.5	100
Field 11				93.1	99.6	99.6
Field 12				82.6	97.1	98.6
Field 13				27.1	45.8	86.5	90.6	96.9