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Issues of the week: June 30, 2010 — Lygus spraying starts in the Peace, cabbage seedpod weevil spraying starts in the southwestern Prairie, and we’re all on diamondback moth alert.……
Insects
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Some Peace fields have 4-5 adults per sweep, prompting many farmers to spray at the bud stage. This is earlier than normally recommended, but with drought stress, canola may……
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Early lygus bug pressure is reported in the Peace and in central Alberta near Penhold. CCC’s Peace region agronomy specialist Erin Brock has reports of 3-4 lygus bugs per bud……
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Issues of the week June 16, 2010 — Spraying delays due to wet fields, rain and wind have made for a “super weedy year.” Prepare to spray twice and use……
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Growers all across the Prairies are spraying for cutworm. The 3 key species — redbacked, pale western and dingy — feed until they’re an inch to inch-and-a-half long, the molting stage.……
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Timing needs to be right for both the weeds and the insect. Presently there are no insecticide tank mixes registered for glyphosate, Liberty or Odyssey for applications in canola. Recent……
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CCC senior agronomy specialist Jim Bessel says that if you see ravens or seagulls or other birds congregating in your fields, get out and scout for cutworms. Wet weather often forces……
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John Gavloski, provincial entomologist with Manitoba Agriculture, Food and Rural Initiatives (MAFRI), says crop insurance assessed a field of canola south of Bagot, Man., last week because of cutworm damage.……
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In warmer temperatures, flea beetles are more mobile — so the technique of scouting only at field edges no longer applies. It will be important to scout throughout fields for……
