Table 1.
SOPE and Wolbachia distribution in Sitophilus (weevil) populations
| Species | Strain (collection date) | Source of weevil | Presence of Wolbachia | No. of Wolbachia, positive weevils per 10 tested |
|---|---|---|---|---|
| S. oryzae | GuadI (83) | Guadeloupe | − | 0 |
| GuadII (83) | Guadeloupe | + | 9 | |
| ChI (83) | China | + | 7 | |
| ChII (83) | China | − | 0 | |
| Ind (85) | India | − | 0 | |
| Aust (90) | Australia | + | 10 | |
| TunI (81) | Tunisia | + | 10 | |
| TunII (81) | Tunisia | + | 10 | |
| Ben (92) | Benin | + | 10 | |
| Hai (85) | Haiti | + | 5 | |
| S. zeamais | Syr (85) | Syria | − | 0 |
| AzoI (90) | Azores | − | 0 | |
| AzoII (90) | Azores | − | 0 | |
| AzoIII (90) | Azores | − | 0 | |
| MexI (84) | Mexico | − | 0 | |
| MexII (84) | Mexico | − | 0 | |
| Cong (84) | Congo | + | 10 | |
| Thai (94) | Thailand | + | 10 | |
| Peru (90) | Peru | + | 10 | |
| Reun (79) | Réunion | + | 10 | |
| S. granarius | FrI (82) | France | − | 0 |
| FrII (82) | France | + | 10 | |
| FrIII | France | + | 2 |
SOPE was found in all studied Sitophilus strains. SOPE and Wolbachia were detected by PCR and FISH experiments.