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Keep your field free of insect surprises!
…Bertha armyworm (BAW) – Bertha larvae often aren’t noticed until they move up the canopy during mid to late podding – at which point yield loss can occur quickly. They…
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Take part in crowd-sourced insect reporting
…a highly valuable alert to farmers within and beside those areas. Provincial entomologists tracking insect outbreaks would welcome your input. Bertha armyworm. Credit: Justine Cornelsen Alberta: Provincial entomologists Scott Meers…
Read moreFactor: Insects
…Bertha beneficials. In the case of bertha armyworm, the leading beneficials can in some years be a fungal or viral disease. Insecticide spray is not stopping these diseases, but spraying…
Read moreLate-season insects and pre-harvest intervals
We had reports this week of bertha armyworm at higher numbers (maybe not at thresholds) in some very localized areas, lygus (it’s getting late), flea beetles (don’t spray them, it…
Read moreScouting and field survey tasks for this week
…for lygus to penetrate. Lygus scouting, thresholds and timing. If choosing to spray, find a product that fits the pre-harvest interval. Pod damage from bertha armyworm feeding. Credit: Justine Cornelsen…
Read moreInsect updates
Bertha armyworm. Most areas of the Prairies are low to moderate risk, according to moth counts. Even if an area is low risk according to provincial risk maps, local hot…
Read moreDisease ID tips for pre-harvest scouting
…25 per cent have exit holes and the crop was not sprayed, it probably should have been. Look for other insect damage to pods. Debarked pods (indicating bertha armyworm or…
Read moreTopics for the Week
…their cultivars. (Canola pod shatter rating) Late season insect update Diamondback moth larvae, bertha armyworms, grasshoppers and lygus bugs are appearing sporadically across the Prairies. Few fields currently exceed economic…
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…a major issue two to three weeks from now. Reports of bertha armyworm have been low so far, but grasshoppers may be nearing threshold in some parts of the southern…
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