Diseases

  • Quick comparison: Blackleg, clubroot, sclerotinia stem rot

    Diseases

    Use this quick-reference table to compare key distinguishing features, mechanisms for spread, and management options for blackleg, clubroot and sclerotinia stem rot.

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  • Saskatchewan ramps up random clubroot survey for 2018

    Diseases

    Saskatchewan wants to increase its understanding of the distribution of clubroot in the province. The Ministry of Agriculture will conduct an extensive clubroot survey in the highest risk regions of Saskatchewan, which will include (1) areas in close proximity to clubroot infested areas along the Alberta-Saskatchewan and Saskatchewan-Manitoba borders; (2) high canola production areas; and (3) regions with favourable environmental conditions.

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  • Blackleg video quiz for CCA credit

    Diseases

    Watch the video. Take the quiz. Get 10/10 and earn one CCA CEU.

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  • Top 10 questions about clubroot

    Diseases

    How does clubroot spread? Are alkali soils immune to clubroot? How long can clubroot spores survive in the soil? Read on for answers to these questions and seven others.

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  • Blackleg: New stubble test from Discovery Seed Labs

    Diseases

    Discovery Seed Labs in Saskatoon is the first to offer a test of canola stubble to determine (1) if blackleg is present and (2) what race of blackleg it is. This can help farmers and agronomists make proper use of the new blackleg resistance-gene (R-gene) classification system when making seed decisions.

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  • Clubroot management: Book resistant seed early

    Diseases

    Growing a clubroot-resistant variety is an important step in clubroot management for farms with clubroot, for farms in a county, district or municipality with clubroot and for farms adjacent to an area with clubroot.

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  • Biosecurity and clubroot: How it spreads

    Diseases

    Here are the main ways that clubroot spreads, in order from most to least spores:

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  • Blackleg scouting in the fall

    Diseases

    If you missed the swath-timing window to check canola stems for blackleg, you still have lots of time to look for blackleg pseudothecia on old canola stem pieces in fields that will go into canola next year. This can help with seed decisions.

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  • Canola Watch quiz: Clubroot

    Diseases

    This quiz includes a link to the video “Clubroot of canola: Disease cycle” and the resources at clubroot.ca. Take time to learn as much as possible about this disease and how to stop it.

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  • Clubroot: Scouting and CR seed decisions

    Diseases

    Farmers with standing or just-cut crop still have an opportunity to scout for clubroot. Take advantage of an opportunity to scout while waiting to swath or combine. Although clubroot can be detected for some time after swathing, it becomes more difficult to recognize as galls decay.

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Canola Watch