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Table 4 Termiticidal efficacy of A. indica, J. curcas, and Solignum on Coptotermes sjostedti (Isoptera: Rhinotermitidae) in seven wood species

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

Termiticide Conc Termite mortality at 96 h after exposure (%)
AT GA BN PB PA TS CP
A. indica 5 41.60 ± 1.20f 47.33 ± 3.45d 47.00 ± 0.58d 43.00 ± 1.53d 40.00 ± 1.16e 43.33 ± 0.88e 43.91 ± 0.71e
  10 70.62 ± 1.76e 50.59 ± 1.60d 67.10 ± 1.49c 55.00 ± 2.89c 64.17 ± 0.46d 67.67 ± 1.45d 62.84 ± 1.62d
  15 72.60 ± 3.70d 55.00 ± 2.89c 68.33 ± 1.67c 58.33 ± 0.41c 66.33 ± 1.86c 71.67 ± 4.41cd 80.04 ± 1.12c
J. curcas 5 82.64 ± 3.70c 87.67 ± 1.45b 82.33 ± 2.45b 81.67 ± 2.03c 82.67 ± 3.46bc 75.00 ± 2.89c 80.76 ± 1.06c
  10 93.00 ± 5.16ab 90.00 ± 4.15ab 90.30 ± 3.15ab 92.00 ± 1.15ab 95.00 ± 1.16a 90.00 ± 2.70ab 100.00 ± 0.00a
  15 95.30 ± 3.30ab 92.67 ± 3.72ab 95.33 ± 2.67a 94.00 ± 3.15a 96.00 ± 0.56a 94.33 ± 2.96a 100.00 ± 0.00a
Solignum 5 90.00 ± 1.15b 90.33 ± 3.67ab 90.30 ± 3.15ab 88.33 ± 1.67b 88.33 ± 1.67b 86.67 ± 2.67b 85.91 ± 1.31b
  10 97.30 ± 2.67a 96.33 ± 3.18a 96.67 ± 2.33a 95.50 ± 2.68a 94.00 ± 3.05a 91.33 ± 4.09ab 100.00 ± 0.00a
  15 98.50 ± 0.00a 98.80 ± 1.00a 97.00 ± 2.40a 98.30 ± 0.86a 98.60 ± 1.20a 96.67 ± 1.33a 100.00 ± 0.00a
Control 0 0.00 ± 0.00g 0.00 ± 0.00e 0.00 ± 0.00e 0.00 ± 0.00e 0.00 ± 0.00f 0.00 ± 0.00f 0.00 ± 0.00f
P    < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001  < 0.0001
  1. AT, Antiaria toxicera; GA, Gmelina arborea; BN, Baphia nitida; PB, Parkia biglobosa; PA, Pycnanhus angolensis; TS, Terminalia superba; CP, Ceiba pentandra;
  2. 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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