Thursday, 26 May 2016

Weekly Update (May 25, 2016; Wk 04) - Predicted Bertha Armyworm Development

Bertha armyworm (Lepidoptera: Mamestra configurata- Bertha armyworm (BAW) pupal development is progressing well, particularly across AB.  Pheromone traps should be deployed in areas highlighted yellow in the map below.

Those monitoring BAW pheromone traps may want to compare trap “catches” to the following reference photo kindly shared by Saskatchewan Agriculture below: