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Table 2 Toxicities of V. amygdalina and T. diversifolia Powders on % Inhibition, weight loss adult emergence of D. maculatus

From: Responses of two plant-derived bioinsecticides as protectants of smoke-dried catfish, Clarias gariepinus [Pisces: Clariidae] against hide beetle, Dermestes maculatus (De Geer) [Coleoptera: Dermestidae]

Conc. (g) Plant powders Mean number of surviving larvae ± SE % adult emergence ± SE % IR ± SE % Weight loss ± SE
1 T. diversifolia 7.75 ± 0.05b 25.00 ± 2.15b 88.23 ± 3.56bc 6.50 ± 0.05b
V. amygdalina 9.50 ± 0.03b 42.50 ± 2.35c 76.47 ± 3.32b 8.00 ± 1.08b
3 T. diversifolia 3.00 ± 0.04b 0.00 ± 0.00a 100.00 ± 0.00c 0.00 ± 0.00a
V. amygdalina 5.50 ± 0.03b 20.00 ± 2.04b 94.11 ± 3.79c 2.50 ± 0.03b
6 T. diversifolia 1.00 ± 0.04ab 0.00 ± 0.00a 100.00 ± 0.00c 0.00 ± 0.00a
V. amygdalina 3.00 ± 0.04ab 0.00 ± 0.00a 100.00 ± 0.00c 0.00 ± 0.00a
9 T. diversifolia 0.00 ± 0.00a 0.00 ± 0.00a 100.00 ± 0.00c 0.00 ± 0.00a
V. amygdalina 1.00 ± 0.04ab 0.00 ± 0.00a 100.00 ± 0.00c 0.00 ± 0.00a
12 T. diversifolia 0.00 ± 0.00a 0.00 ± 0.00a 100.00 ± 0.00c 0.00 ± 0.00a
V. amygdalina 0.00 ± 0.00a 0.00 ± 0.00a 100.00 ± 0.00c 0.00 ± 0.00a
0.0 Control 20.00 ± 2.04c 82.50 ± 4.15d 0.00 ± 0.00a 65.00 ± 3.40c
  1. Mean followed by the same letters within the same column are not significantly different (P >0.05)
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