…but the Canola Encyclopedia section on bertha armyworm also lists the specific bertha products along with their pre-harvest intervals. Dig deeper Canola Watch · Bertha armyworm – Shelley Barkley and…
Read more…noctuid family. As a result – despite good coverage with the bertha armyworm monitoring, which excels at picking up larger outbreaks – small pockets of bertha armyworm do pop up…
Read more…is good. But what this one field and the ensuing scouting demonstrated is that bertha armyworm population spikes can be highly localized. Bertha armyworms at high numbers in a field…
Read more…should be scouted for sure. See Saskatchewan’s risk map. Bertha armyworm. Photo credit: John Gavloski How can outbreaks occur in areas with low moth counts? Bertha armyworm moths are very…
Read more…a bertha armyworm issue? Bertha armyworm. Credit: Justine Cornelsen Provincial insect management specialists Scott Meers from Alberta and John Gavloski from Manitoba contributed to the answer: Bertha armyworms (BAW) generally…
Read moreSaskatchewan bertha army worm trap count results, as of July 11. A few potential hotspot are showing up. Alberta’s bertha map indicates a few spots with counts in the medium…
Read moreMature bertha armyworm. Source: Roy Ellis Bertha armyworm got its name because the worms will march like an army in search of food. As canola crops dry down and are…
Read more…900. Glenboro is the highest at 501. Read the Canola Encyclopedia for more on scouting and thresholds. Try last week’s quiz, which had a bertha theme. Bertha armyworm. Three colours….
Read moreJames Tansey, provincial entomologist with the Saskatchewan Ministry of Agriculture, posted this tweet on August 4: Peak bertha emergence occurred between July 15 and July 22 in most regions of…
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