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Table 1 Toxicity of Cry1Ac protein from Bacillus thuringiensis to 2nd, 3rd, and 4th larval instars of tomato pinworm, Tuta absoluta

From: Potential of Cry1Ac from Bacillus thuringiensis against the tomato pinworm, Tuta absoluta (Meyrick) (Gelechiidae: Lepidoptera)

Larval stage Slope SEa χ2b LC50 (μg/ml) Confidence limits (95%) LC95 (μg/ml) Confidence limits (95%)
Lower limit Upper limit Lower limit Upper limit
Second instar 2.13 0.56 0.10 0.12 0.07 0.16 0.63 0.40 1.72
Third instar 3.96 1.12 0.34 0.27 0.22 0.33 0.71 0.49 2.18
Fourth instar 2.10 0.63 0.17 0.43 0.30 0.65 2.64 1.29 37.4
  1. aStandard error, bchi-square test