| Gene | Primer sequence | Accession number | PCR Product size |
| Rice weevil 18S- rRNA |
F- 5' TACAACGACGACGACGAAC 3' | AF276517 | 412 bp |
| F- 5' TACAACGACGACGACGAAC 3' | |||
| PGase | F- 5' TGCGATTTCAAGTTGCACCA 3' | AF207068 | 164 bp |
| R- 5' GTTTTCCCGACACTTGAACCA 3' | |||
| SOPE 16S-rRNA |
F- 5' TAATAGCGCCATCGATTGAC 3' | AF005235 | 568 bp |
| R- 5' CCGAAGGCACCAAGGCAT 3' | |||
| Wolbachia 16S-rRNA |
F- 5' CCCGAGGCTTAACCTTGGAA 3' | AF035160 | 213 bp |
| R- 5' TCCATCGTTTACAGCGTGGA 3' |