Repellent and insecticidal efficacy of a new combination of fipronil and permethrin against three mosquito species (Aedes albopictus, Aedes aegypti and Culex pipiens) on dogs

Table 1 Percent repellency of Aedes albopictus in dogs treated with a new combination of fipronil and permethrin

Exposure day	GM of numbers of fed mosquitoes ¹		Repellency (%)
	Untreated control dogs	Treated dogs
	(n = 8)	(n = 8)
1	18.3	1.2	93.4*
7	20.8	0.7	96.5*
14	28.8	0.1	99.5*
21	38.0	1.3	96.6*
28	23.0	3.0	86.9*

¹Geometric Means of mosquitoes collected at the end of the 1-h exposure period. 75 mosquitoes per dog were used for each exposure.
*Significant difference between the population means of the treated and control groups (p = 0.005).

ISSN: 1756-3305