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Cabbage seedpod weevil: Spray decision tips
Cabbage seedpod weevil numbers are high in some regions of southern Alberta and southwestern Saskatchewan. The map shows CSPW reach for 2012. Growers and agronomists are encouraged to scout canola…
Latest Issue | November 13 2024, Issue 27
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Weevils and lygus feeding together. Threshold?
Many canola fields have a combination of insects feeding on the crop. An “additive” effect is possible when more than one species are feeding on key yield-producing areas — flowers,… -
Leafhoppers building
Leafhopper populations are building, which could increase the risk for aster yellows. Even so, there is not really a good case for spraying for leafhoppers in canola. Why not?… -
Top-dressing at early flower
The ideal time for a sulphur top up is any time before flowering, but a top up at early flowering may pay off if plants are showing signs of sulphur… -
Top 10 reasons to manage for sclerotinia stem rot this year
Three of the top 10 have to do with moisture, the key risk factor for sclerotinia stem rot… -
Cabbage seedpod weevil scouting alert
Cabbage seedpod weevil numbers are high in some regions of southern Alberta and southwestern Saskatchewan. Growers and agronomists are encouraged to scout canola fields, and follow these management decision-making guidelines:…… -
Issues of the week
With rainfall general across the Prairies — excessive in certain areas — and with flowering just around the corner, the sclerotinia stem rot risk is building. Assess the situation field… -
Top 10 tips from the 2013 International Clubroot Workshop
1. Have a plan to manage clubroot. Don't wait until clubroot manages you. Whether you're a farmer, agronomist, county/municipal staff, extension, or from the oil & gas industry, you need… -
Excess moisture: Canola damage and agronomy response
Wet soils cause an oxygen deficiency, which reduces root respiration and growth. Root failure reduces nutrient uptake, and plants will eventually die unless drowned areas dry out quickly. A few…
