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Table 2 The residual effects of the botanicals and synthetic chemical on B. dorsalis larvae

From: Insecticidal activity of crude extracts of three spices and commercial botanical pesticide on oriental fruit fly under laboratory conditions

Time after application (min)
Treatments 20 40 60 80 100 120 1440
P. guineense 0.00 0.00b 0.33b 1.67a 1.33b 0.67b 1.00b
A. melegueta 0.00 0.00b 0.67a 0.67b 0.67b 1.33a 1.33b
Z. officinale 0.00 0.00b 0.33b 0.00c 1.67a 0.67 2.33a
6% azadirachtin 0.00 0.00b 0.33b 1.67a 0.67b 1.67a 1.00b
Cypermethrin 0.00 0.67a 0.00b 1.00b 2.33a 1.00ab 0.00c
Control 0.00 0.00b 0.00b 0.00c 0.00c 0.00c 0.00c
  1. Means with the same letter within the same column do not differ statistically (p < 0.05) by Tukey’s honestly significant difference (HSD)