2009 – Issue 11

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  • Timely Rain in Most Locales

    Timely Rain in Most Locales Rainfall last week and early this week brought precipitation (ranged from 1/2 inch to 4 inches) to much of western Canada. The additional moisture brought a welcome reprieve to parts of northwest and southwest Manitoba, southwest Saskatchewan, central and Peace region of Alberta, and the BC Peace region where drought […]

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  • Crop Development Progressing – Staging Remains Variable

    Crop growth and development progressed last week especially in areas that were in need of moisture. The canola crop ranges from rosette stage (for the latest fields that were re-seeded due to frost) to early pod on the earliest seeded fields. Generally the crop is bolting to early flower in most regions. Reports of canola […]

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  • Frost in July?

    Nights were quite cool last week with minimum temperatures in the neighborhood of 0.60C to 50C across much of western Canada. Pockets of frost Thursday night/Friday morning were reported near Invermay, SK and Two Hills,  AB and in the Peace Region in Alberta. Canola fields that are vegetative can recover better after a light frost […]

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  • Canola Flowering – Time to Evaluate Sclerotina Risk

    With canola beginning to flower, it is time to assess risk for sclerotinia stem rot infection and to determine if a fungicide application will be economical. Remember many factors affect the risk of infection including: heaviness of the crop canopy, amount of moisture received in the two weeks prior to flowering and potential for further […]

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  • How to Apply a Fungicide with Variable Stages

    This year has certainly been challenging for canola production and, as a result, crop staging is wide ranging in some fields. Should a fungicide be applied now when the oldest plants flower or later with the later-flowering plants? Each field should be assessed individually for risk of infection from sclerotinia stem rot.  A few things […]

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  • Insects Found but Not Needing to be Controlled Yet

    There were still a couple of reports of cutworms in Saskatchewan this past week but it appears as if larval feeding is winding down as they are beginning to pupate. More information on cutworms is available at: https://canola-council.merchantsecure.com/canola_resources/product22.aspx The cabbage seedpod weevil threat is also winding down in southern Alberta and southwestern Saskatchewan as many crops […]

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  • Rodents Running Rampant

    A number of areas are reporting crop damage due to gopher feeding (as much as a couple of acres surrounding burrows in some fields). The following bulletin from Alberta Agriculture and Rural Development has more information on management and control:http://www1.agric.gov.ab.ca/$department/deptdocs.nsf/all/agdex3471  

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  • Suspicious Bud Browning

    A number of fields in the Peace region of Alberta (near Rycroft and Spirit River) are exhibiting signs of necrosis (browning and tissue dying) on bud clusters. Symptoms were first noticed on the primary branch. This week reports indicate that some secondary branches are also affected. It is unknown at this time if damage is […]

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Canola Watch