The objective of this project is to determine the evolution or spread of glyphosate-resistant (GR) or auxinic-resistant kochia in Manitoba in 2018, Saskatchewan in 2019, and Alberta in 2021 since the 2012/2013 baseline surveys. In the 2012/2013 surveys, GR kochia was found in 5% of randomly-surveyed sites in Alberta and Saskatchewan (annually-cropped fields and non-crop areas such as oil well sites, railway rights-of-way, and roadside ditches), but only two sites in Manitoba.

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