News

AMES, Iowa - The Iowa Nutrient Research Center has released its four-page 2025 Annual Review. The report highlights activities and funded projects over the last year, with $1.57 million awarded to 12 new research projects.

AMES, Iowa — Questions about effective management of nitrogen fertilizer continue to plague agriculture, even after decades of practical use. For example, when is the best time to fertilize?

AMES, Iowa- The Iowa Nutrient Research Center is accepting new proposals for research projects designed to reduce nitrogen and phosphorus in Iowa’s water.

AMES, Iowa — A new study led by researchers at Iowa State University sheds light on the dynamic nature of cover crop adoption among Iowa farmers, further challenging assumptions that conservation practice adoption is a one-time, permanent decision

AMES, Iowa – The status of nutrient reduction strategies in states along the Upper Mississippi River will be the focus of the spring 2026 Water Quality Research Seminar series hosted by the Iowa Nutrient Research Center.

AMES, Iowa — Farm ponds in Iowa, built primarily for flood-control purposes, are designed and constructed for an expected lifespan, based on expected sedimentation rates.

AMES, Iowa – Do you ever have questions about a water quality research story published by the Iowa Nutrient Research Center?

AMES, Iowa — A new study from Iowa State University sheds light on the evolving landscape of agricultural conservation in Iowa.

AMES, Iowa - Working Towards Better Water Quality through Regional Collaborative Research is the theme of the Iowa Nutrient Research Center’s fall 2025 seminar series.

AMES, IA – The 2025 Tri-State Drainage Research Forum will meet in Brookings, South Dakota, Sept.

AMES, Iowa -- While many farmers express interest in growing alternative crops that could be profitable and improve environmental quality, there are strong incentives for growing conventional row crops.

AMES, Iowa - The Iowa Nutrient Research Center has released its 2024 Annual Review. The four-page report highlights activities and funded projects over the last year, when $1.31 million was awarded to nine new research projects.

Lack of understanding and knowledge about the purpose, cost and benefits of Edge-of-Field practices among farmers and landowners is severely hindering adoption and preventing attainment of INRS goals

AMES, Iowa - Do wetlands engineered for water quality treatment function in ways that provide benefits for biodiversity, similar to Iowa’s natural wetlands?