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Corn and soybean grow alongside one another in a field. Corn and soybean crop rotation provides benefits for farmers but also could reduce soil organic matter, according to new research from ISU scientists. Image credit: Steven Hall.
Corn and soybean rotation could pose long-term tradeoffs for soil health

October 3, 2019

Rotating corn and soybeans, a widely used practice among Midwest farmers, potentially could contribute to long-term declines in…
Innovative Sustainable Soil Remediation Methods

September 12, 2019

This Challenge is seeking new sustainable soil remediation methods to decontaminate soil of organic pollutants with a fast…
Setting the Stage for Fuel-Efficient Fertilizer

August 2, 2019

Researchers identify the structure of the Janus intermediate – a principal actor in the enzymatic conversion of nitrogen…
Wheat harvest at the ARS Central Great Plains Research Station in Akron, Colorado. Illustration by Scott Bauer/ARS USDA
Helping Wheat and Corn Producers Target their Fertilizer Needs

July 17, 2019

A few years ago, Agricultural Research Service (ARS) scientists in Akron, Colorado began noticing a pattern to their…
Researchers studying slow-release fertilizer to feed crops, improve water quality

June 18, 2019

Iowa State University researchers weren’t looking for a slow-release fertilizer that could feed crops while protecting water quality,…
The sense of water — and nitrogen: Studies uncover genome-wide responses that limit crop growth

April 10, 2019

A team of researchers has tested how each gene within the genome of rice—one of the world’s most…
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