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Table 1 Pesticidal effect of ethanolic extract of P. guineense on emergence and weight loss

From: Evaluation of ethanolic extracts of Piper guineense, Dennettia tripetala, and Capsicum frutescens as protectant of smoked fish, Clarias gariepinus (Pisces: Clariidea) against Dermestes maculatus (Coleoptera: Dermestidae)

Plant extract

Concentration (%)

Weight loss (%)

Mean ± SE

Emergence

Mean ± SE

Piper guineense

4

66.47 ± 2.07b

106 ± 4.00a

8

31.46 ± 18.20c

36 ± 34.00b

12

56.25 ± 8.68ab

96 ± 1.00a

Positive control

0

4.36 ± 1.72d

3.50 ± 1.50c

Negative control

0

81.18 ± 1.15a

110.00 ± 10.00a

  1. Means with different superscripts in each column are significantly different (p ˂ 0.05) by Tukey’s test