Flea beetles are the most chronically damaging insect pest of canola in western Canada. Direct losses to oilseed production average 8-10% of the annual crop yield, and in outbreak years flea beetles can cause hundred of millions of dollars damage.The nominal economic threshold for flea beetles in canola crops in Canada is an average defoliation level of 25% or more…
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Watch CCC agronomy specialist Jim Bessel explain how to do a seed-colour change assessment…
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Consider potential herbicide carryover before seeding canola on any field…
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Given the rush to complete the seeding task, growers can't forget to scout their already emerged crop. Keep an eye out for cutworm damage…
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Lygus feeding at the bud stage is rarely an economic cost — unless the canola is under some other stress, such as drought. Stressed canola may not be able to compensate for lost buds the way a healthy crop can…
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Got stressed looking plants? When scouting, check for clubroot. Growers who seeded clubroot-resistant hybrids should know that low-level infection — up to 8% — is normal for these hybrids…
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Young canola plants are vulnerable to numerous stresses, particularly flea beetles, cutworms and seedling diseases. It pays to scout often at this time of the season…
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Here are tips on how to test new varieties and where to find yield and other performance comparisons…
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Scouting for flea beetles at field edges works early in the season when conditions are cool. With warmer weather, flea beetles will have moved throughout canola fields…