| Regions | Telenomus remus | Cotesia sp |
| Dosso | - | 7 ± 0.5 |
| Maradi | 70 ± 12 | 8 ± 0.5 |
| Zinder | 30 ± 8 | - |
| Mean | 52 ± 23 | 7.5 ± 1.07 |
| Test | t = 5.22; P = 0.003 | t = 3.5; P = 0.025 |