Table 3.
Percent oviposition deterrent activity of crude extracts against Culex quinquefasciatus adult females.
Mosquito species | Plant | Treatment | Concentration (ppm) |
|||
---|---|---|---|---|---|---|
62.5 | 125 | 250 | 500 | |||
Culex quinquefasciatus | Aegle marmelos | Hexane | 23.09 ± 2.22b | 46.79 ± 1.30b | 56.67 ± 0.95b | 76.74 ± 1.02b |
Ethyl acetate | 8.73 ± 2.15c | 20.25 ± 2.13c | 32.87 ± 1.30c | 47.56 ± 1.48c | ||
Methanol | 0e | 4.24 ± 2.30f | 11.91 ± 2.22ef | 20.91 ± 1.65fg | ||
Limonia acidissima | Hexane | 100a | 100a | 100a | 100a | |
Ethyl acetate | 2.81 ± 1.79d | 8.50 ± 2.39de | 20.68 ± 2.06d | 30.01 ± 1.75e | ||
Methanol | 0e | 5.11 ± 2.74f | 11.80 ± 2.14f | 17.74 ± 1.25g | ||
Sphaeranthus indicus | Hexane | 0e | 0g | 0i | 0i | |
Ethyl acetate | 0e | 0g | 7.64 ± 1.55g | 11.47 ± 1.75h | ||
Methanol | 0e | 0g | 0i | 0i | ||
Sphaeranthus amaranthaides | Hexane | 2.06 ± 1.21de | 5.45 ± 1.62ef | 9.93 ± 2.64fg | 12.03 ± 1.63h | |
Ethyl acetate | 0.32 ± 0.29de | 9.29 ± 2.30d | 15.10 ± 1.61e | 22.31 ± 2.59f | ||
Methanol | 0e | 0g | 4.03 ± 1.42h | 13.34 ± 2.07h | ||
Chromolaena odorata | Hexane | 0e | 0g | 0i | 0i | |
Ethyl acetate | 0e | 0g | 0i | 0i | ||
Methanol | 2.48 ± 2.01de | 9.17 ± 1.75d | 22.55 ± 1.54d | 33.73 ± 1.88d | ||
Azadirachtin (10 ppm) | 86.29 ± 1.09 | |||||
Temephos (10 ppm) | 10.27 ± 1.75 |
Data are mean ± standard deviation (SD). Means are separated by Tukey's test of multiple comparisons, one-way analysis of variance (ANOVA).
p ≤ 0.5, level of significance.
ppm = parts per million.
Results with same letters in the column are not significantly different.