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Table 3 LC50 and LC90 values with their confidence limits for eggs and larvae of Ephestia cautella treated with three entomopathogens at 14 days after Beauveria bassiana and Metarhizium anisopliae treatments and after 5 days for Bacillus thuringiensis treatments

From: Efficacy of some entomopathogens against Ephestia cautella (Walker) (Lepidoptera: Pyralidae) in stored date fruits

Stages Treatments LC50 (Spores/ml) LC90 (Spores/ml) Confidence limits (Spores/ml) Slope ± SD
LC 50 LC90
Lower Upper Lower Upper
Eggs Beauveria bassiana 6 × 107 5 × 1011 2 × 107 2 × 108 3 × 1010 2 × 1014 0.328 ± 0.059
Metarhizium anisopliae 2 × 107 4 × 1011 7 × 106 7 × 107 2 × 1010 4 × 1014 0.296 ± 0.058
Larvae B. bassiana 0.5 × 106 4 × 109 7 × 104 1 × 106 6 × 108 2 × 1011 0.329 ± 0.61
M. anisopliae 1.2 × 105 1 × 109 8 × 103 5 × 105 2 × 108 3 × 1010 0.326 ± 0.063
B. thuringiensis 1.7 × 109 1.6 × 1014 3 × 108 5 × 109 6 × 1012 5 × 1017 0.259 ± 0.058