Fall is a good time to control perennial and winter annual weeds, but spraying immediately after harvest may not provide the best results…
Diseases
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If you didn’t get a chance to to the pre-harvest disease survey in canola fields, swathing can also be a good time to check. Get out of the swather once per hour to stretch your legs and check for disease. Clip a few stems for blackleg. Dig up a few plants to check for clubroot galls or foot rot. Give…
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Three quick questions that may help you think differently about clubroot…
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Clubroot is found everywhere in the world that brassica crops are grown. And clubroot is getting worse. These were the underlying messages from the International Clubroot Workshop, which brought together 200 clubroot researchers, extension staff and growers from around the world to Edmonton this week…
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Diseases are usually easiest to see and diagnose in the couple of weeks before swath timing. Patches of dying or prematurely-ripening plants are obvious areas to scout (and show up really well with drone images), but even clean-looking fields can provide some early warning if you take time to look. Here’s how to identify the major diseases of canola as…
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