Table 3.

Bioassay results of EMB + NFs against the second instar nymphs of P. solenopsis.

Formulation	Time (h)	LC50 (95% CL, µg/mL)	Slope ± SE	χ2
EMB + SNPs	24	0.05 (0.03–0.07)	1.52 ± 0.37	1.27
	48	0.01 (0.003–0.02)	1.70 ± 0.48	0.81
EMB + CNCs	24	0.13 (0.10–0.19)	1.92 ± 0.38	1.99
	48	0.07 (0.05–0.10)	1.91 ± 0.39	2.59
	72	0.05 (0.03–0.07)	2.09 ± 0.42	3.51
EMB 1% EC	24	2.91 (1.57–7.95)	0.81 ± 0.25	0.12
	48	0.63 (0.11–1.19)	0.86 ± 0.26	0.16
	72	0.31 (0.02–0.66)	0.98 ± 0.29	0.69