Tag Archives | weed management

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Palmer Amaranth Resistant to Atrazine and HPPD inhibitors Confirmed in Nebraska

University of Nebraska-Lincoln greenhouse studies have confirmed a Palmer amaranth population resistant to postemergence application of atrazine and HPPD-inhibiting herbicides (Callisto, Laudis, Armezon/Impact). This is the second report (after Kansas) of a Palmer amaranth population resistant to atrazine and the HPPD group of herbicides. Palmer amaranth, a member of the pigweed family, is a difficult-to-control […]

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