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Table 3 Summary of Probit analysis, calculated lethal time, and concentration-mortality response at 10 days of post inoculation to third larval instar of Tuta absoluta

From: Morphological, molecular, and pathogenicity characteristics of the native isolates of Metarhizium anisopliae against the tomato leafminer, Tuta absoluta (Meyrick 1917) (Lepidoptera: Gelechiidae) in Ethiopia

Spore ml−1 AAUM43 AAUM76 AAUM20 AAUM80 AAUM78 AAUM39
Mortality (mean ± SE)
 104 50.33 ± 4.41e 52.33 ± 4.41e 50.00 ± 5.77e 55.00 ± 2.89e 78.33 ± 4.41a 65.00 ± 10.41c
 105 61.67 ± 10.1c 61.67 ± 6.01c 61.67 ± 4.41c 60.00 ± 5.77c 83.33 ± 1.67ab 73.33 ± 4.41bc
 106 81.67 ± 3.33b 70.00 ± 5.77d 83.33 ± 6.01bc 76.67 ± 4.41c 86.67 ± 1.67b 83.33 ± 1.67bc
 107 95.00 ± 1.89a 80.00 ± 5.00bc 89.00 ± 2.89ab 88.33 ± 1.67b 93.33 ± 1.67a 91.33 ± 1.67b
 108 95.00 ± 0.00a 86.67 ± 1.67c 91.67 ± 1.67b 90.00 ± 2.89b 96.67 ± 1.67a 93.33 ± 1.67ab
LT50 (mean ± SE)
 104 5.33 ± 0.58c 4.00 ± 1.00b 4.00 ± 1.00b 4.00 ± 1.00b 3.93 ± 0.90ab 3.50 ± 0.50a
 106 3.00 ± 0.00b 3.60 ± 0.53a 3.33 ± 0.58b 3.87 ± 0.12ab 3.33 ± 0.58b 3.00 ± 0.00b
 108 2.81 ± 0.00b 2.98 ± 0.00a 2.87 ± 0.12b 2.93 ± 0.12a 1.93 ± 0.00a 2.80 ± 0.20b
Summary of Probit analysis
 LC50 1.4 × 104 7 × 104 4.3 × 104 4.1 × 104 1.2 × 103 2.9 × 103
 95% FL 4 × 103–7.2 × 104 2.8 × 103–3.6 × 105 3.8 × 103–1.7 × 105 2.5 × 103–1.8 × 105 8.3 × 102–3.8 × 103 1.9 × 102–2.9 × 104
 LC90 8.2 × 106 1.7 × 108 1.6 × 107 2.8 × 107 3.5 × 106 7.1 × 106
 95% FL 1.6 × 106–3.6 × 107 1.6 × 107–1.1 × 109 3.1 × 106–4.5 × 108 4.6 × 106–1.7 × 108 1.2 × 104–3.4 × 106 1 × 106–1.7 × 107
 Int ± SE 1.93 ± 0.66 1.83 ± 0.66 2.32 ± 0.64 2.10 ± 0.63 0.59 ± 0.80 1.31 ± 0.66
 S ± SE 4.6 ± 0.12 3.8 ± 0.10 5 ± 0.11 4.5 ± 0.11 3.4 ± 0.15 3.8 ± 0.12
P value < 0.05 < 0.05 < 0.05 < 0.05 < 0.05 < 0.05
  1. Letters in the columns (a, b, c, d, and e,) are ranks of the mean
  2. FL fiducial limit, SE standard error, LT lethal time taken to kill 50% of experimental organisms, LC lethal concentration, Int intercept, S slope