Table 2.

Probit analysis results for tests of fluralaner and other tested acaricidal compounds tested against adult Ornithonyssus sylviarum

Acaricide	Trial	LC50 (ppm)	95% CI	LC99 (ppm)	95% CI
Fluralaner	1	3.48	3.06–3.93	9.87	8.81–11.32
	2	1.95	1.56–2.31	7.22	6.20–8.83
	3	3.41	3.12–3.73	7.18	6.50–8.14
	Mean	2.95		8.09
Spinosad	1	1697	1562–1849	3595	3271–4026
	2	1477	1381–1579	2651	2418–2880
	Mean	1587		3123
Phoxim	1	451	414–490	890	805–1015
	2	389	366–412	609	569–663
	Mean	420		750
Propoxur	1	94	86–103	209	186–203
	2	78	72–84	153	140–171
	Mean	86		181