Table 2.
Characteristics of new synthetic nematicides as compared to older products (fumigant and carbamate nematicides).
| Chemical name | Chemical structure | Water solubility | Soil 1/2 life | Mode-of-action | Signal words |
|---|---|---|---|---|---|
| Fumigant (1,3-D) |
|
Gas | Short < 14 d | unknown | Danger |
| Carbamate (oxamyl) |
|
240,000 ppm | Short 7 d | AChEa | Danger |
| Fluensulfone |
|
545 ppm | Short 7-17 d | Beta oxidation inhibitor | Caution |
| Fluopyram |
|
10 ppm | Long > 200 d | SDHIb | Caution |
| Fluazaindolizine |
|
2000 ppm | Medium 30 d | unknown | TBD |
| Spirotetramat |
|
30 ppm | Short (< 1 d) | ACCc inhibitor | Warning |
| Tioxazafen |
|
1.24 PPM | Long (48-303 d) | Disrupts ribosomal activity | Caution |
Notes: aAChE = acetyl cholinesterase inhibition; bSDHI = succinate dehydrogenase inhibition; cACC = Acetyl-CoA carboxylase.