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semi-circle oxbow wetlad in green landscape
November 14, 2019

New research shows that “multi-purpose oxbows” can effectively reduce nitrate-nitrogen, earning them a spot in the Iowa Nutrient Research Strategy’s menu of conservation options.

cattle grazing
September 12, 2019

“I am pleased to announce the latest round of projects represent more than $2.03 million in funding for water quality research,” said Matt Helmers, Iowa Nutrient Research Center director and professor of agricultural and biosystems engineering at Iowa State.

cows grazing on cover crops growing in corn stubble
August 01, 2019

Cover crops are known to protect soil and water quality, but they also can offer valuable livestock feed, according to Iowa State University research. 

Kay C. Stefanik
June 06, 2019

AMES, Iowa – Kay C. Stefanik, a water quality researcher at Ohio State University, has been hired as the new assistant director of the Iowa Nutrient Research Center at Iowa State University. She will begin work in Iowa on July 8. 

May 01, 2019

New research supported by the Iowa Nutrient Research Center suggests that water quality challenges would be even greater if it weren’t for a little appreciated feature of the landscape: road ditches.

April 02, 2019

More landowners are interested in planting strips of deep-rooted prairie within crop fields or on marginal land as an effective soil conservation and water quality practice. But they need reliable answers about the costs and benefits.

March 27, 2019

The Iowa Nutrient Research Center at Iowa State University is seeking new proposals for water-quality research that can help landowners reduce nitrate and phosphorus in the state’s waterways, one of Iowa’s most pressing concerns. The center will begin accepting proposals this week for its ne

January 24, 2019

On a cold day last fall, Iowa State University scientist Michelle Soupir and her team of graduate students shoveled out the woodchip-and-mud entrails of nine concrete-lined water-quality cells at the Agricultural Engineering and Agronomy Research Farm near Ames. They packed samples from the cells — mini-bioreactors — into plastic bags and labeled them to take back to the lab, where they would measure bacterial activity and the rate of woodchip decomposition.

December 17, 2018

A new technology for cleansing nutrients from water leaving Iowa’s tile-drained fields began with two Iowa State University researchers brainstorming after a professional meeting.

October 23, 2018

“If farmers have a good year growing cover crops, they can get really excited and plant more acres.

October 08, 2018

The Iowa Nutrient Research Center at Iowa State University has funded 16 new water quality and nutrient management projects for 2018-19.

Matt Helmers, headshot
September 19, 2018

AMES, Iowa — An Iowa State University professor of agricultural and biosystems engineering has been named the new director of the 

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