Table 1 Larvicidal effect of Phytolacca dodecandra seed powder against populations of Anopheles arabiensis, Ethiopia, 2016
Nature of the larvae | Dose response | LC values and confidence limits | p values | |||||
|---|---|---|---|---|---|---|---|---|
Conc. (mg/l) | No. tested | No. dead | LC | Mean conc. | 95% CI | |||
Lower | Upper | |||||||
Laboratory strain | 5.0 | 75 | 15 | 5 | 3.096 | 1.632 | 5.830 | 0.05 |
10.0 | 75 | 23 | 10 | 4.330 | 1.658 | 7.445 | ||
20.0 | 75 | 42 | 15 | 5.430 | 1.735 | 8.815 | ||
30.0 | 75 | 55 | 50 | 14.136 | 8.656 | 19.949 | ||
40.0 | 75 | 66 | 85 | 36.802 | 25.383 | 76.791 | ||
50.0 | 75 | 75 | 90 | 46.152 | 30.571 | 113.132 | ||
+cntrl | 75 | 75 | 95 | 64.544 | 39.622 | 204.145 | ||
−cntrl | 75 | 0 | 99 | 121.077 | 62.853 | 633.312 | ||
Field population | 5.0 | 75 | 9 | 5 | 3.889 | 1.100 | 7.509 | 0.05 |
10.0 | 75 | 20 | 10 | 5.566 | 1.195 | 9.686 | ||
20.0 | 75 | 30 | 15 | 7.089 | 1.935 | 11.566 | ||
30.0 | 75 | 44 | 50 | 19.706 | 12.337 | 29.473 | ||
40.0 | 75 | 55 | 85 | 54.783 | 35.068 | 168.437 | ||
50.0 | 75 | 72 | 90 | 69.775 | 42.101 | 271.327 | ||
+cntrl | 75 | 75 | 95 | 99.851 | 54.553 | 556.383 | ||
−cntrl | 75 | 0 | 99 | 195.565 | 87.067 | 2179.398 | ||