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Bertha armyworm near economic thresholds

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Bertha armyworm near economic thresholds
Hotter, drier weather across many regions of the Prairies has helped bertha armyworm numbers. Some growers in Manitoba, eastern Saskatchewan and the Peace River district have sprayed their crops already.


August 6, 2011
By Canola Council of Canada/Alberta Canola Producers Commission

Aug. 6, 2011 -Hotter, drier weather across many regions of the Prairies
has helped bertha armyworm numbers. Some growers in Manitoba, eastern
Saskatchewan and the Peace River district have sprayed their crops
already. At the very least, says the Council, growers should be scouting
their fields to determine whether the bertha armyworms are approaching
threshold, especially given the current price of canola. | READ MORE