Toxicity and Oviposition Deterrent Activities of Thyme Essential Oils against Anopheles arabiensis

Table 1

ANOVA result of the mean number of larval (n = 25) and adult (n = 20) deaths due to Ala, Yil, and Tar EOs.

EO	Larvicidal activity		Adulticidal activity
	Dose (μl/L)	Mean ± SEM	Dose (μl/L)	Mean ± SEM
Ala	200	25 ± 0.0^a	50	20.00 ± 0.00^a
	100	25 ± 0.0^a	25	16.67 ± 0.88^b
	50	9.33 ± 1.85^c	12.5	9.33 ± 0.88^d
	25	0.33 ± 0.33^e	6.25	1.33 ± 0.33^ef
	12.5	0 ± 0.0^e	3.125	0.00 ± 0.00^f
Yil	200	25 ± 0.0^a	50	20.00 ± 0.00^a
	100	25 ± 0.0^a	25	18.33 ± 0.67^ab
	50	20.33 ± 3.18^b	12.5	10.33 ± 1.85^d
	25	0.67 ± 0.67^e	6.25	2.33 ± 0.33^e
	12.5	0 ± 0.0^e	3.125	0.00 ± 0.00^f
Tar	200	25 ± 0.0^a	50	20.00 ± 0.00^a
	100	25 ± 0.0^a	25	18.67 ± 0.67^a
	50	20 ± 0.58^b	12.5	13.00 ± 0.58^c
	25	4.33 ± 2.6^d	6.25	3.00 ± 0.58^e
	12.5	0 ± 0.0^e	3.125	0.00 ± 0.00^f
Control	Acetone	0 ± 0.0^e	Acetone	0.00 ± 0.00^f

Means with the same letter are not significantly different (). Least significant difference = 3.1547.