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Table 3 Lethal concentration (LC50) of A. indica, J. curcas, and Solignum on adult Coptotermes sjostedti (Isoptera: Rhinotermitidae)

From: Termiticidal activity of oil from Jatropha curcas L. and Azadirachta indica A. Juss against Coptotermes sjostedti Holmgren (Isoptera: Rhinotermitidae)

Time (h) Termiticide Slope ± SE LC50 (95% FL) χ2 P
12 A. indica 0.66 ± 0.32 215.78 (52.40–1.43E + 08) 0.05 0.951
  J. curcas 0.83 ± 0.34 138.70 (41.12–4.80E + 06) 0.03 0.855
  Solignum 0.81 ± 0.38 113.23 (38.23–1.60E + 05) 0.06 0.808
24 A. indica 0.76 ± 0.31 138.70 (41.17–4.81E + 06) 0.03 0.855
  J. curcas 0.99 ± 0.28 36.08 (21.36–416.45) 0.12 0.729
  Solignum 0.87 ± 0.28 36.23 (20.51–383.22) 0.61 0.436
36 A. indica 0.81 ± 0.29 72.45 (30.08–1.08E + 04) 0.14 0.714
  J. curcas 1.58 ± 0.27 14.29 (12.01–18.96) 3.70 0.554
  Solignum 0.99 ± 0.26 9.71 (7.52–13.12) 0.02 0.878
48 A. indica 0.94 ± 0.28 33.66 (20.08–215.62) 0.43 0.514
  J. curcas 0.93 ± 0.26 5.30 (2.49–7.05) 0.29 0.592
  Solignum 0.86 ± 0.26 4.74 (1.67–6.59) 0.01 0.908
60 A. indica 0.95 ± 0.27 21.59 (14.98–67.01) 0.53 0.468
  J. curcas 1.01 ± 0.27 2.75 (0.72–4.31) 0.52 0.469
  Solignum 1.03 ± 0.27 2.73 (0.74–4.26) 0.02 0.888
72 A. indica 1.06 ± 0.27 12.26 (9.82–18.30) 0.85 0.358
  J. curcas 1.38 ± 0.29 2.50 (1.03–3.70) 0.01 0.908
  Solignum 1.14 ± 0.30 1.65 (0.290–2.96) 0.14 0.709
84 A. indica 1.79 ± 0.27 7.70 (6.55–8.79) 2.06 0.151
  J. curcas 1.00 ± 0.31 0.95 (0.03–2.24) 0.35 0.552
  Solignum 1.06 ± 0.32 0.96 (0.05–2.20) 0.02 0.884
96 A. indica 1.01 ± 0.27 6.19 (5.13–7.07) 1.64 0.200
  J. curcas 0.35 ± 0.29 0.05 (0.01–1.71) 0.15 0.697
  Solignum 0.26 ± 0.29 0.02 (0.00–0.04) 0.13 0.721
  1. N = 50 termites; SE, standard error; LC: Lethal concentration (mLkg−1); FL, Fiducial limits; χ2, Chi-square value, P, Probability value; h, hours