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Table 1 Mean % larval mortality of Calpurnia aurea 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

35.00 ± 2.6Aa

23.75 ± 3.65Aa

50

60.00 ± 3.54Ba

35.00 ± 0.00Bb

100

86.25 ± 2.23Ca

90.42 ± 1.4Ca

150

99.58 ± 0.42Da

95.00 ± 2.46DCa

200

100.00 ± 0.00Da

96.67 ± 1.42Da

250

100.00 ± 0.00Da

100.00 ± 0.00Da

300

100.00 ± 0.00Da

100.00 ± 0.00Da

Temephos (0.25)

100.00 ± 0.00Da

100.00 ± 0.00Da

Control

0.00 ± 0.00Ea

0.00 ± 0.00Ea

  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 > 0.003)