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Research Shows Some Applicator Hoses Can Retain Crop-Damaging Auxin Residues

Cropping systems based on the auxin-containing herbicides dicamba and 2,4-D offer new control options in the battle against glyphosate-resistant broadleaf weeds. According to research published more »

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Secondary Weed Infestations Possible After Successful Control of Tamarisk

Land managers are gaining an upper hand against exotic tamarisk in the western U.S. thanks to beetles introduced to control the invasive plant. Unfortunately, though, a secondary challenge remains. more »

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Study Examines the Impact of Residual Herbicides on Fall-Seeded Cover Crops

LAWRENCE, Kansas – March 21, 2017 – Cover crops are attracting widespread attention for the benefits they provide in crop rotations, especially for soil health. However, many growers of corn and soybean crops know it can be challenging to establish … more »

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Research Shows Downy Brome Has Developed Fire-Survival Traits

LAWRENCE, Kansas – Research featured in the latest edition of the journal Invasive Plant Science and Management shows that the weed downy brome has developed fire-survival traits that are changing local growing conditions and making it impossible for native competitors … more »

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Greenhouse Experiments Show Spray Drift Can Severely Injure Wine Grapes

A greenhouse experiment featured in the most recent issue of the journal Weed Technology shows that herbicide spray drift from the 2,4-D and dicamba can severely damage more »

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Study Shows Fall Weed Controls Can Make a Significant Impact on Glyphosate-Resistant Palmer Amaranth

An article published in the latest issue of the journal Weed Science shows that adopting harvest-time and post-harvest weed controls can reduce the prevalence of glyphosate-resistant Palmer amaranth, one of the most problematic weeds in soybean, cotton and corn crops. more »

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DNA Study Points to the Potential Impact of Toadflax Hybrids on Biocontrols

Researchers with Colorado State University and the U.S. Forest Service have uncovered new information that may explain why insect biocontrols used to manage toadflax infestations can sometimes exhibit mixed results. more »

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Survey Provides Insights on Distribution and Management of Giant Ragweed in the Corn Belt

A new survey published in the journal Weed Science offers insights into the distribution and management of giant ragweed, a plant known to cause significant losses in corn, soybean and cotton crops. more »

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Multiyear Study Evaluates Control Options for Swallowwort Vines

Scientists have just concluded a six-year study of potential controls for pale swallowwort and black swallowwort (Vincetoxicum spp.) – two perennial vines native to Europe that are invading habitats in northeastern North America. more »

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New Study Explores Foliar Treatment Options for HPPD-Resistant Waterhemp

A new study featured in the most recent issue of the journal Weed Technology explores foliar treatment options for herbicide-resistant waterhemp, an annual broadleaf weed species that can be devastating to corn and soybean crops. more »

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