Table 2.

The mortality rate of larvae treated with different concentrations of ivermectin in the surveyed areas.

		Sample Site
Concentration		Alkom	Alhalabia	Beshnna	Aldiabia	Eminelaros	* p
Ivermectin concentration %	0.01	100.0 ± 0.0	100.0 ± 0.0	100.0 ± 0.0	94.00 ± 2.082	87.67 ± 1.453	0.0087 **
	0.005	96.67 ± 0.8819	99.67 ± 0.3333	100.0 ± 0.0	50.33 ± 1.453	54.33 ± 2.333	0.0112 *
	0.0025	90.33 ± 1.453	98.33 ± 0.8819	96.67 ± 0.8819	21.00 ± 2.082	27.67 ± 1.453	0.0115 *
	0.001	54.33 ± 2.333	90.00 ± 0.0	91.00 ± 2.082	6.667 ± 0.8819	8.000 ± 1.155	0.0138 *
	0.0005	33.33 ± 2.028	50.00 ± 0.0	57.33 ± 1.453	5.000 ± 1.155	6.667 ± 0.8819	0.0105 *
	0.000125	18.67 ± 0.6667	19.00 ± 1.000	44.33 ± 2.333	0.3333 ± 0.3333	1.333 ± 0.8819	0.0139 *
	0.0000625	10.67 ± 0.6667	9.333 ± 0.6667	34.00 ± 2.082	0.0 ± 0.0	0.0 ± 0.0	0.0093 **
Negative control		5 ± 2	6 ± 3	5 ± 1	7 ± 3	5 ± 2	-

All tests were conducted in triplicate; * standard deviation; **, superscript letter is extremely significant.