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Table 2 Lethal time for 50% mortality values of fourth instar Rhynchophorus ferrugineus larvae infected by fungi

From: Development of potential microbial agents with two new entomopathogenic fungal strains to control the red palm weevil Rhynchophorus ferrugineus (Olivier) (Coleoptera: Curculionidae)

Concentrations (conidia/ml)

Metarhizium anisopliae ZZ-A1 strain

Fusarium oxysporum ZZ-L1 strain

LT50 (days)

95% confidence limits (CLs)

R2

LT50 (days)

95% confidence limits (CLs)

R2

Lower

Upper

Lower

Upper

1.0 × 106

15.5

13.7

18.8

0.961

15.8

14.0

19.3

0.990

1.0 × 107

13.0

12.0

14.6

13.7

12.5

15.6

1.0 × 108

10.3

9.8

11.0

11.7

11.0

12.7

1.0 × 109

7.4

7.1

7.8

9.7

9.2

10.2

1.0 × 1010

5.9

5.6

6.2

8.4

8.1

8.8

  1. R2, determination coefficient