- Scientists Focus on Weed Control to Support Emerging Hemp Market
WESTMINSTER, Colorado – August 8, 2022 – Hemp (Cannabis sativa L.) is used to produce a variety of products – from building materials, textiles and paper to nutritious seeds, CBD oils and extracts. Though the crop was introduced in the … more »
- New WSSA Backgrounder Clarifies Purpose and Use of Plant-Back Intervals
WESTMINSTER, Colorado – June 27, 2022 – Plant-back intervals are a critical component of any pesticide label – indicating the minimum period of time between a pesticide treatment and the planting of your next crop. But experts say some confusion … more »
- WSSA Innovative Grants Program – Call for Proposals
The WSSA is accepting proposals from members for consideration in providing seed money to explore innovative ideas in any area of the weed science discipline. Proposals should involve something that WSSA currently does not fund and should be innovative in … more »
New Featured Articles from WSSA Journals
- Research Shows Pairing Herbicides with Prescribed Burning Improves Downy Brome Control
WESTMINSTER, Colorado – July 27, 2022 – Downy brome is an annual winter grass invading millions of acres of western rangelands and wildlands. It emerges early in the spring while native perennials are still dormant and creates dense mats of … more »
- WEED ZAPPING Do electrocution treatments have a place in weed control?
Researchers from the University of Missouri recently conducted two field studies to explore the effectiveness of electricity in weed control. They used a tractor attachment called The Weed Zapper™ to electrocute eight types of weeds common in soybean crops, including … more »
- Are Herbicide-Resistant Crops a Friend or Foe of Weed Management?
Herbicide-resistant crops are now commonplace throughout the U.S. and Canada. But are they friend or foe when it comes to the prevention and management of herbicide-resistant weeds? An article featured in the latest issue of the journal Weed Science says … more »
Weeds in the News
These news items are not positions nor the scientific conclusions of the Weed Science Society of America
- Deteriorating weed control and variable weather portends greater soybean yield losses in the future
- Think Climate Change is bad for corn? Add weeds to the equation
URBANA, Ill. – By the end of the century, scientists expect climate change to reduce corn yield significantly, with some estimating losses up to 28%. But those calculations are missing a key factor that could drag corn yields down even … more »
- Attack of the Superweeds: Herbicides are losing the war — and agriculture might never be the same again.
Click on the link below for the article https://wssa.net/wp-content/uploads/NYT-Magazine_Attack-of-the-Superweeds_Aug-22-2021.pdf
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.