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No-Spray Buffer Zones Critical to Prevent Herbicide Soil Persistence Following Invasive Conifer Treatments

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WESTMINISTER, Colorado. November 10, 2023— Invasive conifers such as lodgewood pine threaten New Zealand ecosystems and biodiversity by quickly outcompeting local flora. It led New Zealand to launch The National Wilding Conifer Management Programme to manage the problem. An article … more »

New Technologies Including Genetic Tools and Harvest Weed Seed Control to be Featured at Weed Science Meetings

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WESTMINISTER, Colorado – November 13, 2023 – The Weed Science Society of America (WSSA) and its regional affiliates will hold upcoming annual meetings to discuss new developments in weed science research and management. It will include technology such as harvest … more »

Students Sharpen Skills in National Weed Science Contest

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WESTMINISTER, Colorado, October 30, 2023 – Can you identify a weed species in any growth stage? Or, know all aspects of sprayer calibration, such as required spray volume? This summer, students were tested on such weed science skills and more … more »

WSSA Comments on EPA’s Vulnerable Species Pilot Project for Endangered Species

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On August 6, 2023, the WSSA submitted comments ( link here ) on the U.S. EPA’s proposed Vulnerable Listed Species Pilot Project: Proposed Mitigations, Implementation Plan, and Possible Expansion. The WSSA is requesting the agency consider the many benefits of developing WSSA-EPA … more »

Upcoming Event Will Spotlight Aquatic Plant Management

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WESTMINSTER, Colorado – July 10, 2023 –  The Aquatic Plant Management Society (APMS) will hold its 2023 annual meeting July 24-27 in Indianapolis, Indiana. APMS is an affiliate of the Weed Science Society of America (WSSA), which will play an … more »

Researchers Develop Field Identification Process for Invasive Reeds

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WESTMINSTER, Colorado – 5 July 2023 – Invasive common reed (Phragmites australis) ranks as one of Canada’s worst weeds. Identification and effective control of the invader have proved challenging due to its striking similarity to valued populations of native reed … more »

Survey of Crop Advisors Highlights Barriers to the Effective Management of Herbicide-Resistant Weeds

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WESTMINSTER, Colorado – June 27, 2023 – Crop advisors are an important source of information for growers who face the persistent threat of herbicide resistance. Scientists with the Weed Science Society of America (WSSA) say these frontline experts can help … more »

Weed Scientists from Across the Nation Recognized by Peers

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WESTMINSTER, Colorado – May 1, 2023 – The Weed Science Society of America (WSSA) and its affiliates recently singled out nearly a dozen of the nation’s most accomplished weed scientists for Fellows awards – a recognition honoring their outstanding contributions … more »

Study Shows Spectral Data Can Be Used to Improve Automated Weed Identification

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WESTMINSTER, Colorado –  14 April 2023 – Progress is being made in the race to deploy highly targeted, machine-based weed control solutions. But one gating factor is the inability of sensors to reliably distinguish weeds from crops. Researchers in Brazil, … more »

WSSA Encourages Growers to Act Now to Understand the Impact of EPA’s Endangered Species Act Compliance Initiatives

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WESTMINSTER, Colorado – April 4, 2023 –  The U. S. Environmental Protection Agency (EPA) is developing an updated Endangered Species Act (ESA) Workplan that addresses how the agency can protect nearly 1,700 threatened and endangered species and their critical habitats while governing the registration, distribution, … more »