Table 1.
Population reduction of males and females following bloodmeals containing 6 different toxicants compared to controls fed on untreated bovine blood
|
Toxicant |
Concentration |
Day |
1 |
2 |
3 |
4 |
5 |
|---|---|---|---|---|---|---|---|
| Sex | F / M | F / M | F / M | F / M | F / M | ||
| Control |
0.00% |
F |
0.00 |
0.02 |
0.02 |
0.04 |
0.04 |
| M |
0.00 |
0.00 |
0.02 |
0.02 |
0.06 |
||
| 0.00% |
F |
0.02 |
0.06 |
0.06 |
0.08 |
0.08 |
|
| M |
0.00 |
0.02 |
0.04 |
0.04 |
0.06 |
||
| 0.00% |
F |
0.00 |
0.03 |
0.03 |
0.05 |
0.13 |
|
| M |
0.00 |
0.00 |
0.00 |
0.00 |
0.03 |
||
| Detergent |
0.10% |
F |
0.02 |
0.02 |
0.02 |
0.02 |
0.06 |
| M |
0.00 |
0.00 |
0.00 |
0.02 |
0.06 |
||
| 0.50% |
F |
0.00 |
0.00 |
0.00 |
0.06 |
0.08 |
|
| M |
0.02 |
0.02 |
0.02 |
0.06 |
0.08 |
||
| 1.00% |
F |
0.02 |
0.02 |
0.02 |
0.06 |
0.14 |
|
| M |
0.00 |
0.00 |
0.00 |
0.02 |
0.04 |
||
| Boric acid |
0.10% |
F |
0.00 |
0.00 |
0.00 |
0.12 |
0.22 |
| M |
0.00 |
0.00 |
0.06 |
0.10 |
0.14 |
||
| 0.50% |
F |
0.00 |
0.04 |
0.08 |
0.24 |
0.32 |
|
| M |
0.00 |
0.00 |
0.02 |
0.02 |
0.06 |
||
| 1.00% |
F |
0.00 |
0.02 |
0.32 |
0.50 |
0.66 |
|
| M |
0.00 |
0.00 |
0.04 |
0.06 |
0.08 |
||
| Dieldrin |
1 ppm |
F |
0.00 |
0.66 |
0.66 |
0.79 |
0.81 |
| M |
0.06 |
0.07 |
0.07 |
0.07 |
0.09 |
||
| 1.5 ppm |
F |
0.00 |
0.72 |
0.72 |
0.76 |
0.83 |
|
| M |
0.06 |
0.06 |
0.06 |
0.06 |
0.07 |
||
| 2 ppm |
F |
0.00 |
0.79 |
0.79 |
0.83 |
0.84 |
|
| M |
0.06 |
0.08 |
0.09 |
0.13 |
0.14 |
||
| Spinosad |
1 ppm |
F |
0.00 |
0.04 |
0.20 |
0.42 |
0.42 |
| M |
0.00 |
0.02 |
0.06 |
0.06 |
0.06 |
||
| 5 ppm |
F |
0.12 |
0.26 |
0.34 |
0.84 |
0.84 |
|
| M |
0.00 |
0.02 |
0.06 |
0.06 |
0.06 |
||
|
10 ppm |
F |
0.32 |
0.42 |
0.76 |
1.00 |
1.00 |
|
|
M |
0.00 |
0.00 |
0.04 |
0.04 |
0.06 |
||
| Ivermectin |
0.5 ppm |
F |
0.18 |
0.20 |
0.25 |
0.48 |
0.48 |
| M |
0.00 |
0.00 |
0.03 |
0.08 |
0.08 |
||
| 2 ppm |
F |
0.35 |
0.45 |
0.53 |
0.78 |
0.83 |
|
| M |
0.00 |
0.00 |
0.00 |
0.03 |
0.05 |
||
|
5 ppm |
F |
0.79 |
0.97 |
0.99 |
1.00 |
1.00 |
|
|
M |
0.00 |
0.00 |
0.02 |
0.02 |
0.04 |
||
| Malathion |
0.5 ppm |
F |
0.00 |
0.08 |
0.10 |
0.15 |
0.18 |
| M |
0.00 |
0.00 |
0.00 |
0.00 |
0.05 |
||
| 2 ppm |
F |
0.00 |
0.13 |
0.18 |
0.35 |
0.58 |
|
| M | 0.00 | 0.03 | 0.03 | 0.08 | 0.08 |
Substances most effective in killing females, while not affecting males are shown (in bold). Each sample consisted of 100 adult mosquitoes (50 females and 50 males).