Physiochemical, Insecticidal, and Antidiabetic Activities of Senna occidentalis Linn Root

Table 5

The effects of different concentrations of n-hexane, ethyl acetate, and methanol extracts on Culex quinquefasciatus mosquito larvae mortality rate.

Extract	Con. (ppm)	Total	Death	Survive	LD50	Remark
n-Hexane	10	30	1	29	1564721	Safe
	100	30	3	27
	1000	30	4	26
Ethyl acetate	10	30	3	27	1412.50	Safe
	100	30	3	27
	1000	30	14	16
Methanol	10	30	2	28	257.24	Moderate
	100	30	4	26
	1000	30	27	3

Keys: ≡ means of triplicates values; conc. ≡ concentrations; (ppm) ≡ part per million (mg/l).