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Table 1 Laboratory bioassays results of Bs and Bti WDG/WG against third instar larvae of Anopheles gambiae s.s. after 24 h exposure (lethal concentrations (LC) in p.p.m.)

From: Microbial larvicides for malaria control in The Gambia

WDG/WG Formulations LC50 (95% CI) LC95 (95% CI) Slope (SE) c2 (d.f.)
VectoLex (650 BsITU/mg) 0.004 (0.003<LC<0.005) 0.023 (0.016<LC<0.042) 2.208 (0.112) 123.518 (25)
VectoBac (3000 ITU/mg) 0.039 (0.033<LC<0.047) 0.132 (0.100<LC<0.199) 3.110 (0.141) 140.513 (23)
  1. CI, confidence interval; SE, standard error; d.f., degrees of freedom