URBANA, Ill. – Waterhemp is one of the most widespread and troublesome broadleaf weed species with which Illinois farmers must contend. Factors related to the species’ biology, such as prolonged ...

Waterhemp has quickly established itself as one of the nation’s most devastating weeds. Resistant to six herbicide groups, the weed can steal between 40% and 70% of yields, according to University of ...

ST. PAUL -- Waterhemp is an annual weed species in the pigweed family that is capable of producing more than 1 million seeds per plant. Due to a limited number of effective herbicides, especially in ...

Waterhemp control is critical because the weed can cause significant yield loss and, when it is resistant to herbicides, also results in increased control costs, as much as doubling them. Quincy Law ...

A new Weed Science Society of America research article highlights the need for stewardship to preserve PPO-inhibitor herbicides as an effective waterhemp control option This image shows the response ...

Paul Butler, Illinois farmer and die-hard user of the Enlist ® weed control system, says he can clearly see that the industry has changed in just the last decade. “When I started farming in 2003, it ...

Populations of the broadleaf weed waterhemp have been found to be resistant to the class of herbicides known as HPPD-inhibitors. A new study shows waterhemp resistant to HPPD-inhibitors were also ...

Findings from a newly published Weed Science Society of America research article demonstrates an efficient, mechanical way to control herbicide-resistant weeds The HWSC technology used for the study ...

URBANA, Ill. - The USDA's National Institute of Food and Agriculture has announced a $500,000 grant to University of Illinois researchers in the Department of Crop Sciences. The project will lay the ...

When a waterhemp biotype in eastern Nebraska survived a post-emergent application of the PPO inhibitor fomesafen, scientists decided to take a close look. They discovered the population was resistant ...

Upper Midwest farmers are accustomed to battling weeds. But the battle will be especially difficult with waterhemp and require bold ideas, a weed scientist said.. "Producers need to consider ...

This image shows the response of suspected PPO-inhibitor–resistant [A92 (R)] and known susceptible [A66 (S)] waterhemp (Amaranthus tuberculatus) populations from Wisconsin, 28 days after treatment ...