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Table 3 Mean % larval mortality of Zehneria scabra crude leaf solvent extracts at different rates against the late 3rd and early 4th instar Anopheles stephensi larvae after 24 h of exposure

From: Insecticidal effects of some selected plant extracts against Anopheles stephensi (Culicidae: Diptera)

Concentration(ppm)

% Mean mortality ± SE

Solvents

Aqueous

Methanol

25

29.17 ± 3.68Aa

23.75 ± 2.69Aa

50

73.33 ± 3.9Ba

66.25 ± 5.04Ba

100

95.42 ± 1.44Ca

87.08 ± 2.17Ca

150

97.08 ± 1.44Ca

92.50 ± 1.44Da

200

99.50 ± 0.42Ca

99.17 ± 0.83Ea

250

100.00 ± 0.00Ca

100.00 ± 0.00Ea

300

100.00 ± 0.00Ca

100.00 ± 0.00Ea

Temephos (0.25)

100.00 ± 0.00Ca

100.00 ± 0.00Ea

Control

0.00 ± 0.00Da

0.00 ± 0.00Fa

  1. *Each value of % mean mortality ± SE represents the value of twelve replicates
  2. *Means values followed by the same letters across column (Upper case) and row (Lower case) are not statistically significantly different (Multiple-Mann Whitney U-test; p-value > 0.003)
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Malaria Journal

ISSN: 1475-2875

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