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Canola Watch provides timely answers to top canola agronomy questions on diseases, insects, weeds and so much more.
Featured image for “When does top-dress fertilizer make sense?”
June 12, 2013

When does top-dress fertilizer make sense?

Click here for more information on products, rates and timing for best results from a fertilizer top-dress. This article has just been updated. If
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Featured image for “Late weed spray costs in more ways than one”
June 12, 2013

Late weed spray costs in more ways than one

Spraying late or at higher-than-label rates can reduce canola profits. AAFC research showed an advantage of 3 bu./ac. for controlling weeds at the 1-2
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Featured image for “Spraying when cool and cloudy”
June 12, 2013

Spraying when cool and cloudy

Applications made when cool cloudy days follow cool nights will result in lower herbicide efficacy than applications made in warm sunny days. Cloudy days
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June 12, 2013

Insect update

Flea beetle spraying picked up again this week, as more canola fields reached thresholds. Don’t give up on flea beetle scouting just yet. Click
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June 12, 2013

Are you above average?

If plant counts are lower than you expected based on your seeding rate, taking time now to figure out why will help fix the
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Featured image for “Seedling diseases in deep-seeded canola”
June 12, 2013

Seedling diseases in deep-seeded canola

Canola seeded too deep is at higher risk of seedling diseases. Deep seeding requires a long hypocotyl for the plant to reach the soil
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Featured image for “Blackleg: Use fungicide only where blackleg is a problem”
June 12, 2013

Blackleg: Use fungicide only where blackleg is a problem

If your crop history and crop scouting suggest high risk for blackleg, consider fungicide as an additional tool to limit infection and yield loss.
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Featured image for “Canola recovers from early hail”
June 12, 2013

Canola recovers from early hail

Early season hail rarely has an impact on canola yield potential. Hailed seedlings usually come back very well. If hail breaks off both cotyledons
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June 5, 2013

Issues of the week

Canola seeding is complete or nearly complete in most regions, and timely rains mean rapid crop establishment and reduced flea beetle threat for more
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Featured image for “Herbicide mixes may be needed on HT canola”
June 5, 2013

Herbicide mixes may be needed on HT canola

Take a look at the weed spectrum in each field before heading out to spray canola. In some cases, the straight partner herbicide may
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Featured image for “Can’t apply enough fertilizer with herbicide mix”
June 5, 2013

Can’t apply enough fertilizer with herbicide mix

The best method is to dribble on fertilizer in a concentrated band rather than as a spray mist. Tank mixing with the herbicide, while
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Featured image for “Blackleg: Use fungicide only where blackleg is a known problem”
June 5, 2013

Blackleg: Use fungicide only where blackleg is a known problem

Growers in areas where blackleg infection was known to cause yield loss last year may choose to apply fungicide early in the season. Here
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