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Issues of the week
…when dealing with large acreages, uneven plant maturity, or frost or hail damage). Insect pressure is easing but still hearing reports of lygus and bertha armyworm spraying. Keep scouting for…
Read moreSearch Results for: bertha armyworm
Issues of the week
Diamondback moth, bertha armyworm, cabbage seedpod weevil and lygus bug are at or near thresholds in areas. Keep scouting to avoid losses due to late season insects. High temperatures in…
Read moreCanola patches ripening pre-maturely? Take a closer look
…more thorough scouting in future years. Pod stripping and holes chewed in pods by bertha armyworm or diamondback moth larvae will be obvious. Less obvious are the tiny holes in…
Read moreInsect update
…date, location (LLD or GPS), total number of sweeps, and total number of weevils in those sweeps. Bertha armyworm Adults showing up in traps across the Prairies. Numbers are on…
Read moreScout at harvest to help with 2011 planning
…by bertha armyworm or diamondback moth larvae will be obvious. Less obvious are the tiny holes in pods and shriveled or devoured seeds beneath them, which suggest lygus bug and…
Read moreQuick Hitters:
…Boyle and Barrhead. Farmers near Provost and Two Hills are battling high populations of lygus, diamondback moth and bertha armyworm. Click here to see threshold tables for key insects. Be…
Read moreQuick hitters
…northwest. Even a field near Canwood, Sask. was sprayed for lygus this week. See the Tables 2 and 3 below for thresholds. —Bertha armyworm numbers are nearing threshold in the…
Read moreInsects still active, tips for harvest
Issues of the week: July 28, 2010 — With more canola fields going into early pod-filling stages, the insect watch enters a critical phase. Spraying for lygus, bertha armyworm and…
Read moreInsects Found – Still Monitoring
Bertha armyworm traps continue to be used for monitoring but so far numbers caught in Manitoba and Alberta indicate the risk is low. However, trap numbers in a few locations…
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