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Patch Watch reports herbicide resistance in wild oats
Manitoba Weed Supervisors Association outlines Patch Watch steps to identify suspicious wild oat patches. Irregular circular patches, unexplained by weed or crop staging, heavy use of one herbicide group, and improper spray factors signal potential resistance. Collect seed samples for testing and map locations, then share field history with growers with confidentiality.
MENTIONED IN THIS ARTICLE
Manitoba Weed Supervisors Association
Manitoba
Carman