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Table 7 Larvicaidal activity of Polygonum hydropiper extracts against Anobium punctatum

From: Chemical profiling, antimicrobial and insecticidal evaluations of Polygonum hydropiper L

Samples Dose (mg/ml) Total treated No. Repeated Average lethality %lethality mean ± SEM LC50 (mg/ml)
Crude (Ph.Cr) 12.5 25 3 17.66 ± 0.66 70.64 0.93
25 25 18.66 ± 0.33 74.64
50 25 20.00 ± 0.57 80.00
n-Hexane (Ph.Hex) 12.5 25 3 8.66 ± 0.88 34.64 27.32
25 25 12.33 ± 0.88 49.32
50 25 14.66 ± 1.20 58.64
Chloroform (Ph.Chf) 12.5 25 3 19.33 ± 0.88 77.32 1.16
25 25 22.33 ± 1.20 89.32
50 25 23.33 ± 0.66 93.32
Ethyl acetate (Ph.EtAc) 12.5 25 3 15.66 ± 1.33 62.64 6.35
25 25 17.66 ± 2.33 70.64
50 25 21.00 ± 1.15 84.00
Aqueous (Ph.Aq) 12.5 25 3 9.66 ± 1.20 38.64 53.24
25 25 11.00 ± 1.15 44.00
50 25 12.33 ± 0.88 49.32
Butanol (Ph.Bt) 12.5 25 3 16.66 ± 0.33 66.64 2.28
25 25 17.33 ± 0.88 69.32
50 25 19.66 ± 2.33 78.64
(Saponins) Ph.Sp 12.5 25 3 23.66 ± 0.33 94.64 <0.01
25 25 24.00 ± 0.00 96.00
50 25 25.00 ± 0.00 100.00
Positive Control 12.5 25 3 25.00 ± 0.00 100.0 <0.01
25 25 25.00 ± 0.00 100.0
50 25 25.00 ± 0.00 100.0
Negative Control --- 25 3 0.00 0.00 0.00
  1. Each value represent Mean ± SEM of three independent experimental readings. Results were expressed as % mortality and LC50 (mg/ml). Negative Control: Distilled Water, Positive Control: permethrin