Table 3. Bioassay results of four lambda-cyhalothrin formulations.

Formulation	Toxicity regression equation	Correlation coefficient	LC 50 a (μg/mL)	95% confidence limit
Solid nanodispersion	y = -2.1041 + 2.3253x	0.9671	1135.42	787.53~1637.01
TC b	y = 2.2879 + 0.8435x	0.9289	1641.63	828.48~3252.88
EW c	y = -2.7932 + 2.4957x	0.9593	1326.30	849.00~2071.93
EC d	y = -11.5156 + 5.3027x	0.9436	1301.91	769.35~2203.13

^aLC 50: median lethal concentration.

^bTC: technical.

^cEW: emulsion in water.

^dEC: emulsifiable concentrate.