Insects

Canola Watch provides timely answers to top canola agronomy questions on diseases, insects, weeds and so much more.
Featured image for “Bee BMPs”
July 3, 2014

Bee BMPs

Here are best management practices to be friendly with bees and beekeepers….
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Featured image for “Hold off on lygus at the bud stage”
July 3, 2014

Hold off on lygus at the bud stage

Insecticide to control lygus present at the bud stage of canola is rarely effective or economical, and there is no threshold for this stage.
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Featured image for “Flea beetles: More striped”
June 18, 2014

Flea beetles: More striped

Striped flea beetles, shown above, seem to have become the dominant species in many regions, with crucifer species harder to find. This has been
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Featured image for “Cutworms: How to scout”
June 18, 2014

Cutworms: How to scout

Cutworm scouting begins with a walk through the field looking for bare patches, chewing damage in foliage, or clipped plants. If you find patches
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Featured image for “Wind drives flea beetles to feed on stems”
June 11, 2014

Wind drives flea beetles to feed on stems

High winds may force flea beetles off leaf tops and down to leaf undersides and leaf stems. Stem feeding could make the flea beetle
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Featured image for “Insect update: Flea beetles, cutworms”
June 4, 2014

Insect update: Flea beetles, cutworms

Canola is advancing quickly, often emerging in 5 days and starting to sprout its first true leaf in just over a week. Flea beetles
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Featured image for “Bees and canola: A sweet relationship”
May 27, 2014

Bees and canola: A sweet relationship

The Canola Council of Canada has produced four videos showing how beekeepers and canola growers can work together. Click the image above to see
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Featured image for “Improve pesticide ROI”
May 22, 2014

Improve pesticide ROI

Growers face many weed, insect and disease management decisions throughout a growing season. In many cases, these applications provide a clear return on investment.
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Featured image for “Insect update: Cutworm survey”
May 14, 2014

Insect update: Cutworm survey

While checking your seeding depth, take a look for cutworms at the same time. Another good time to look is around bare patches that
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Featured image for “How to use photos for agronomy”
February 4, 2014

How to use photos for agronomy

Crop diagnostics often come down to good photography skills, especially since so many people have smart phones with cameras, and since agronomists cannot get
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Featured image for “Bertha armyworm in 2014”
February 4, 2014

Bertha armyworm in 2014

Canola Watch Live! had two key agronomy messages with regard to bertha armyworm management in 2014: 1. Lower canola prices will mean higher thresholds
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Featured image for “Protect bees and other pollinators”
February 4, 2014

Protect bees and other pollinators

Canola Watch Live! included a discussion on bees and other pollinators. Here are best management practices to reduce damage to these important insects: —Avoid
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