Table 4.

The corrected mortality rate of M. ovinus sheep keds exposed to different concentrations of Aloe species,  B. abyssinica, and C. macrostachyus leaves aqueous extracts.

Dose (mg/mL)	Corrected mortality rate (%)
	Aloe sp.		C. macrostachyus		B. abyssinica
	3 h PI	24 h PI	3 h PI	24 h PI	3 h PI	24 h PI
6.24	0.0 ± 0.0d	0.0 ± 0.0c	0.0 ± 0.0d	0.0 ± 0.0d	0.0 ± 0.0d	0.0 ± 0.0d
12.5	6.7 ± 0.6cd	6.7 ± 0.6c	6.7 ± 0.6d	6.7 ± 0.6d	0.0 ± 0.0d	0.0 ± 0.0d
25	13.3 ± 0.6c	13.3 ± 0.6c	6.7 ± 0.6d	6.7 ± 0.6cd	0.0 ± 0.0d	6.7 ± 0.6cd
50	13.3 ± 0.6c	13.3 ± 0.6c	6.7 ± 0.6cd	6.7 ± 0.6bc	6.7 ± 0.6cd	16.7 ± 0.6bc
100	30.0 ± 0.0b	40.0 ± 1.0b	26.7 ± 0.6bc	26.7 ± 0.6b	16.7 ± 0.6bc	20.0 ± 0.0b
200	30.0 ± 0.0b	40.0 ± 1.0b	30.0 ± 0.0b	30.0 ± 0.0b	23.3 ± 0.6b	26.7 ± 0.6b
Control+	73.3 ± 0.6a	100.0 ± 0.0a	73.3 ± 0.6a	100.0 ± 0.0a	73.3 ± 0.6a	100.0 ± 0.0a

⁺Ivermectin (10 μg/mL); PI: postincubation; values are expressed as mean ± SD. Mean values with different letters in the same column are significantly different (P < 0.05).