Lethal and sub-lethal effects of bio-and chemical insecticides on the tomato leaf miner, Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae)

Egyptian Journal of Biological Pest Control

Table 5 Malformations % ± SE of Tuta absoluta after treated the 2nd instar larvae with LC₃₀ value of the tested bio-and chemical insecticides

Bio-and chemical insecticides formulations			Normal pupae %	Deformation adults		Normal adults
Bio-and chemical insecticides formulations	Larval deformation %	Pupal deformation %	Normal pupae %	Female %	Male %	Female %	Male %
Control	0.00^c ± 0.00	0.00^b ± 0.00	100.00^a ± 0.00	0.00c ± 0.00	1.52^c ± 1.52	100.00^a ± 0.00	98.48^a ± 1.52
Lepinox (Bt)	28.33^a ± 0.33	10.83^a ± 2.49	71.67^d ± 0.33	7.90b^c ± 1.06	11.73^b ± 1.9	92.10^bc ± 1.06	88.27^b ± 1.9
Dipel 2× (Bt)	10.48^c ± 1.91	4.29a^b ± 2.51	89.52^b ± 1.91	9.20b^c ± 2.06	18.70^ab ± 4.06	90.8^bc ± 20.6	81.30^bc ± 4.06
Protecto (Bt)	18.05^b ± 6.09	4.51^ab ± 2.77	84.98^c ± 6.12	13.49^b ± 3.71	11.43^b ± 5.95	86.51^c ± 3.71	88.57^b ± 5.95
Spinosad	0.00^c ± 0.00	2.63^b ± 2.59	100.00^a ± 0.00	2.56^cd ± 2.56	0.00^c ± 0.00	73.44^ab ± 2.56	100.00^a ± 0.00
Emamectin benzoate	2.85^c ± 1.43	6.8a^b ± 2.59	97.15^a ± 1.43	38.42^a ± 3.24	26.85^a ± 3.34	61.58^e ± 3.24	73.15^c ± 3.34
Chlorpyrifos	0.00^c ± 0.00	0.00^b ± 0.00	100.00^a ± 0.00	0.00^c ± 0.00	0.00^c ± 0.00	100.00^a ± 0.00	100.00^a ± 0.00
Indoxacarb	0.00^c ± 0.00	0.00^b ± 0.00	100.00^a ± 0.00	0.00^c ± 0.00	0.00^c ± 0.00	100.00^a ± 0.00	100.00^a ± 0.00

Values marked with the same letters are not significantly different (P > 0.05: Duncan’s multiple range test)