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Table 2 LT50 values of R. ferrugienus infected by M. anisopliae isolates (95 % CL)

From: Screening of tropical isolates of Metarhizium anisopliae for virulence to the red palm weevil Rhynchophorus ferrugineus Olivier (Coleoptera: Curculionidae)

Spores concentration LT50 (day) Correlation coefficient R 95 % CL
Lower Upper
1 × 108 1.66 0.9967 1.46 1.87
1 × 107 2.44 0.9969 2.20 2.70
1 × 106 3.78 0.9764 3.46 4.12
1 × 105 4.73 0.9923 4.23 5.31
1 × 104 7.14 0.9810 6.37 8.01
  1. LT50, lethal time for 50 % mortality