Farmers in all States surveyed in 2019 claimed to experience a decline in the effectiveness of glyphosate for controlling weeds
![Farmers in all States surveyed in 2019 claimed to experience a decline in the effectiveness of glyphosate for controlling weeds A map shows that farmers in all States surveyed in 2019 claimed to experience a decline in the effectiveness of glyphosate for controlling weeds.](/webdocs/charts/101550/210701-dicamba_tolerant_cotton_fig2_768px.png?v=4687.2)
A map shows that farmers in all States surveyed in 2019 claimed to experience a decline in the effectiveness of glyphosate for controlling weeds.
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