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Table 2 Mortality response of 3rd instar larvae of Spodoptera litura to different fungal isolates of Lecanicillium lecanii

From: Isolation of indigenous strains of the white halo fungus as a biological control agent against 3rd instar larvae of tobacco caterpillar, Spodoptera litura (Fabricius) (Lepidoptera: Noctuidae)

Fungal isolates Heterogeneity (χ2) Regression equation LC50 (spores ml−1) Fiducial limit @ 50% LC90 (spores ml−1) Fiducial limit @ 90%
L-1 0.61 y = 0.277x + 3.158 4.42 × 106 6.76 × 105–2.89 × 107 2.08 × 1011 2.28 × 108–1.89 × 1014
L-2 1.47 y = 0.279x + 3.076 7.68 × 106 1.01 × 106–5.82 × 107 3.82 × 1011 2.72 × 108–5.36 × 1014
L-3 1.53 y = 0.439x + 2.166 3 × 106 9.41 × 105–9.57 × 106 2.40 × 109 1.27 × 108–4.53 × 1010
L-4 0.32 y = 0.332x + 3.054 7.03 × 105 1.61 × 105–3.06 × 106 5.54 × 109 7.80 × 107–3.94 × 1011
L-5 1.48 y = 0.331x + 2.971 1.27 × 106 2.88 × 105–5.61 × 106 1.12 × 1010 1.14 × 108–1.10 × 1012
L-6 0.51 y = 0.319x + 2.954 2.52 × 106 5.33 × 105–1.19 × 107 2.64 × 1010 1.76 × 108 –3.96 × 1012
L-7 1.91 y = 0.293x + 3.038 4.98 × 106 8.03 × 105–3.09 × 107 1.48 × 1010 2.57 × 108–8.54 × 1012
L-8 0.17 y = 0.356x + 2.841 1.17 × 106 2.97 × 105–4.58 × 106 5.00 × 109 1.01 × 108–2.48 × 1011
L-9 0.81 y = 0.318x + 2.959 2.56 × 106 5.29 × 105–1.24 × 107 3.03 × 1010 1.77 × 108–5.17 × 1012