• Slow the Spread: National Invasive Species Awareness Week Encourages Outreach and Education
  

  WESTMINSTER, Colorado – May 15, 2020 – “Slow the spread” is an unexpected catchphrase this summer due to the global coronavirus pandemic. And now experts with the Weed Science Society of America say a similar “slow the spread” approach is … more »

• Outstanding Student Weed Scientists Recognized by WSSA
  

  WESTMINSTER, Colorado – April 30, 2020 – Today the Weed Science Society of America (WSSA) announced it has recognized nearly three dozen students from universities in the U.S. and Canada for outstanding research-related presentations and proposals. “We are proud to … more »

• USDA-NIFA Crop Protection and Pest Management Grant Call For Applications
  

  The purpose of the Crop Protection and Pest Management program is to address high priority issues related to pests and their management using IPM approaches at the state, regional and national levels. The CPPM program more »

• Want to Control Buffelgrass? It is Time to Mix Things Up!
  

  Buffelgrass is a drought-tolerant, invasive weed that threatens the biodiversity of native ecosystems in the drylands of the Americas and Australia. Unfortunately, though, land managers trying to control the weed often experience mixed results. more »

• Is Crop Competition an Effective Weed Control Strategy?
  

  When it comes to weed control, today’s growers face a double whammy. Weeds have developed resistance to many of our existing herbicide options at a time when new herbicide discoveries have plummeted. But a recent study featured in the journal Weed Science shows one often overlooked weed control strategy may help to fill the void. more »

• Battling Glyphosate-Resistant Kochia: Research Shows Sugarbeet Growers Must Think Beyond Herbicides
  

  Kochia has become one of the most problematic weeds in the U.S. – now resistant to at least four herbicide sites of action. And researchers writing in the journal Weed Technology say sugarbeet growers in particular have cause for concern. more »

• 10 Things University Research Teaches Us About Dicamba
  
  Weed scientist says spraying other herbicides before and after dicamba drift increases injury to soybeans.

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• Net Farm Income Would Drop With Glyphosate Ban
  

  If glyphosate is no longer available, farmers can expect cost increases for other herbicides, increased use of other herbicides and less net farm income. more »

• Thailand Bans Use of Paraquat, Farm Chemicals
  

  The ban, proposed by the Agriculture Ministry, had met with strong opposition from some farmers groups and academics, who argued that the chemicals were not unacceptably dangerous and banning their use would drive up farmers’ costs significantly. more »

The WSSA, a non-profit professional society, promotes research, education, and extension outreach activities related to weeds; provides science-based information to the public and policy makers; and fosters awareness of weeds and their impacts on managed and natural ecosystems. Learn more about the WSSA.