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Table 2 Lethal effects of different concentration of A. indica, J. curcas and Solignum on Coptotermes sjostedti (Isoptera: Rhinotermitidae) at different time of exposure on wood from Ceiba pentandra (L.) Gaertn

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

Termiticide Conc Time of exposure (h)
12 24 36 48 60 72 84 96
A. indica 5 8.77 ± 0.40e 13.38 ± 0.67d 17.01 ± 0.60f 21.33 ± 0.88f 26.62 ± 0.87f 33.00 ± 0.92f 38.30 ± 0.95e 43.91 ± 0.71e
  10 13.61 ± 0.64d 19.57 ± 1.72b 25.18 ± 1.09e 32.83 ± 0.77e 39.56 ± 0.85e 48.87 ± 2.31e 54.08 ± 1.25d 62.84 ± 1.62d
  15 16.83 ± 0.60c 22.77 ± 0.87c 28.38 ± 0.92d 36.03 ± 0.64d 42.76 ± 0.88de 52.07 ± 0.71d 72.28 ± 1.03c 80.04 ± 1.12c
J. curcas 5 12.40 ± 0.75d 19.55 ± 1.90c 25.49 ± 1.07e 48.52 ± 1.89c 59.62 ± 0.99c 66.00 ± 0.91cd 76.86 ± 1.88c 80.76 ± 1.06c
  10 18.14 ± 1.51b 30.03 ± 1.20b 35.00 ± 1.40c 61.62 ± 1.52b 73.29 ± 0.96b 79.95 ± 0.96b 83.38 ± 2.23b 100.00 ± 0.00a
  15 19.88 ± 0.93b 34.77 ± 0.93a 54.74 ± 2.21ab 65.36 ± 1.11a 76.03 ± 0.97a 85.69 ± 1.01a 89.12 ± 1.13a 100.00 ± 0.00a
Solignum 5 13.78 ± 0.90d 22.10 ± 0.78c 38.62 ± 2.48c 50.91 ± 2.45c 60.52 ± 1.66c 71.19 ± 1.72c 77.81 ± 1.30c 85.91 ± 1.31b
  10 19.08 ± 1.25b 33.49 ± 2.12ab 50.95 ± 1.79b 60.67 ± 0.97b 72.29 ± 1.20b 80.57 ± 0.77b 85.76 ± 0.87b 100.00 ± 0.00a
  15 24.18 ± 2.97a 35.69 ± 1.13a 57.15 ± 0.73a 66.87 ± 0.97a 77.49 ± 1.05a 86.77 ± 0.87a 100.00 ± 0.07a 100.00 ± 0.00a
Control 0 0.00 ± 0.00f 0.00 ± 0.00e 0.00 ± 0.00g 0.00 ± 0.00g 0.00 ± 0.00g 0.00 ± 0.00g 0.00 ± 0.00f 0.00 ± 0.00f
P    < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001
  1. Data (%) were transformed (arcsine) before the analysis of variance; Means (± Standard error) are values of four replicates; Means with the same lower case alphabet in a column are not significantly different from each other (DNMRT: P > 0.05); bconcentration (mL/ 100 m3 of wood surface); P = Probability value
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