Growers have watched herbicide-resistant weeds crop up in corn, soybeans and sorghum fields and they are not alone.
Dwight Scholl, manager at Tri Rotor Crop Services LLC, Lakin, Kansas, said alfalfa growers are facing pigweed and Palmer amaranth and those weeds are difficult to control.
The grower has to look closely at each field and not assume he does not have those weeds, Scholl said, even if the cutting schedule is on a 28-day interval.
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