| Bertha Armyworm Survey Results (forecast) |
|
|
|
Legend
| Cumulative Number of Moths/Trap | | Larval Infestation Risk Level |
|---|
| From | To |
| 0 | 300 |  | Low - Infestations are unlikely to be widespread, but fields should be inspected for signs of insects or damage.
|
| 300 | 900 |  | Medium - Infestations may not be widespread, but fields that were particularly attractive to egg-laying females could be infested. Check your fields. |
| 900 | 1200 |  | High - Canola fields should be sampled regularly for larvae and for evidence of damage. |
| 1200 | 1500+ |  | Severe - Canola fields should be sampled frequently for larvae and for evidence of damage. |
| | | | |
