Table 1 Molluscicidal activity of pyridylphenylureas against B. straminea adult snails
Compound | Mortality (%) (n = 30) | |
|---|---|---|
| Â | 10 mg/l | 1 mg/l |
1 | 100 | 3.33 |
2 | 100 | 0 |
3 | 100 | 3.33 |
4 | 100 | 0 |
5 | 100 | 0 |
6 | 100 | 3.33 |
7 | 100 | 0 |
8 | 100 | 100 |
9 | 100 | 100 |
10 | 100 | 0 |
11 | 100 | 3.33 |
12 | 100 | 3.33 |
13 | 100 | 0 |
14 | 100 | 26.67 |
15 | 100 | 0 |
16 | 100 | 3.33 |
Nicotinanilide | 100 | 24.0 |
Niclosamide | 100 | 100 |
Control | 0 | 0 |