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Table 2 Toxicity of temephos to Bti-selected Ae. aegypti larvae

From: Long-term exposure of Aedes aegypti to Bacillus thuringiensis svar. israelensis did not involve altered susceptibility to this microbial larvicide or to other control agents

Samplea No. of larvae LC50 (95% CI)b RRc LC90 (95% CI)b RRc
Rocke 1380 0.007 (0.007–0.008) 1.0 0.010 (0.010–0.011) 1.0
RecBti F19 1680 0.007 (0.007–0.008) 1.0 0.016 (0.012–0.018) 1.6
Rocke 1620 0.007 (0.007–0.008) 1.0 0.011 (0.010–0.014) 1.0
RecBti F25 1980 0.008 (0.007–0.008) 1.1 0.014 (0.012–0.016) 1.3
  1. aRockefeller (Rocke) reference colony and the RecBti selected strain (generations F19 and F25)
  2. bLethal concentrations (mg/l) for 50% and 90% of third-instar larvae exposed for 24 h (mean and 95% confidence intervals, CI)
  3. cResistance ratio between the LC for the test strain and that for the reference strain