Development and using of some nanopesticide formulations against the conical snail, Cochlicella acuta, and the chocolate banded snail, Massylaea vermiculata

Bulletin of the National Research Centre

Table 2 Toxicity of some nanopesticide formulations against the conical snail, C. acuta

Pesticides	Concentrations and percent of mortalities ± SE			Slope ± SE	LC₅₀ and fiducial limits
Pesticides	First concentration	Second concentration	Third concentration	Slope ± SE	LC₅₀ and fiducial limits
Chlorfenapyr	93.3 ± 5.8^a	66.7 ± 5.8^a	43.7 ± 5.8^a	2.6 ± 0.4	6.1 (5.0–7.0)
Imidacloprid	83.3 ± 5.8^ab	56.7 ± 5.8^ab	30.0 ± 0.0^ab	2.5 ± 0.3	14.9 (12.7–17.2)
Indoxacarb	73.3 ± 5.8^b	46.7 ± 5.8^b	33.3 ± 5.8^a	1.7 ± 0.3	7.7 (6.2–9.4)
Control	6.7 ± 5.8^c	3.3 ± 5.8^c	0.0
F values*	138.3***	70.0***	25.1***
LSD	10.9	10.9	12.2

*Means under each concentration sharing the same letter in a column are not significantly different at P < 0.05
***Means the difference between these data is very significant