| Bacteria | Assay | NSHS |
|---|---|---|
| Pseudomonas cichorii (Varnish spot) | Dilution plating | |
| Xanthomonas hortorum pv. vitians (Bacterial leaf spot (BLS)) | Dilution plating |
Available Tests on Lettuce
| Fungi | Assay | NSHS |
|---|---|---|
| Fusarium oxysporum f. sp. lactucae | Agar plating | |
| Pythium spp. | Agar plating | |
| Septoria lactucae | Seed wash microscopy | |
| Verticillium dahliae | Blotter; Agar plating |
| Virus, Viroid, Phytoplasma | Assay | NSHS |
|---|---|---|
| Arabis mosaic virus (ArMV) | RT-qPCR | |
| Lettuce mosaic virus (LMV) | ELISA |  |
| Tomato black ring virus (TBRV) | RT-qPCR | |
| Tomato spotted wilt virus (TSWV) | RT-qPCR; ELISA | |
| Lettuce infectious yellow virus (LIYV) | RT-PCR |
Have a Specific Testing Request?
Contact us if you need a test not listed above—we’re here to help.
