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Table 4 Pathogenicity parameters of Metarhizium rileyi incorporated with azadirachtin to 2nd and 3rd larval instars of Helicoverpa armigera at 7 days of treatments

From: Evaluation of Metarhizium rileyi Farlow (Samson) impregnated with azadirachtin and indoxacarb against Helicoverpa armigera (Hubner)

Parameters Azadirachtin (1.02 ppm) Azadirachtin (1.53 ppm)
  2nd instar 3rd-instar
Reg. equation Y = 0.54X − 2.21 Y = 0.42X − 2.29
χ2 calculated 0.12 1.12
χ2 tabulated 7.81 9.48
LC50 (conidia/ml) 1.09 × 104 2.79 × 103
Fiducial limits (conidia/ml) 4.10 × 103 and 2.93 × 104 8.83 × 104 and 8.80 × 105
LC90 (conidia/ml) 2.39 × 106 3.12 × 108
Fiducial limits (Conidia/ml) 5.13 × 105 and 3.62 × 107 4.73 × 107 and 8.27 × 109