Science briefs

Led by University of Oklahoma Ph.D. candidate Tiffany Legg, University of Oklahoma Environmental Studies capstone students conducted soil sampling in Oklahoma City's John F. Kennedy community. Collaborating with local residents, the team addressed concerns about industrial disturbances and soil contamination. Photo by Carrie Leslie.

Transforming urban soil research through community engagement

February 26, 2025

Highbush blueberries, a North American blueberry species. Photo by Mark Ehlenfeldt, USDA-ARS.

A breakthrough for blueberry breeding with near-infrared spectroscopy

February 26, 2025

Greenhouse gas sampling under dryland spring wheat using a static chamber. Photo by Upendra Sainju.

Benefits of continuous cropping to reduce greenhouse gas emissions and sustain crop yields

February 26, 2025

Russian wheat aphid (RWA)-resistant (upper) and RWA-susceptible (lower) wheat lines at four weeks after infestation. Photo courtesy of Xiangyang Xu.

Characterization of gene conferring resistance to U.S. Russian wheat aphid

February 26, 2025

Multinutrient nitrogen fertilizers produced in this study. Photo courtesy of Rafael Otto.

Enhanced-efficiency multinutrient nitrogen fertilizers

February 26, 2025

The nitrogen value of legume and grass cover crops to replace fertilizer to corn. Illustration by Guillermo Marcillo.

How much nitrogen can cover crops replace?

February 25, 2025

Infiltrometers deployed at an experimental site at Companhia das Lezírias, Portugal. Photo by Pedro Leite.

A cost-effective and adaptable instrument for soil infiltration measurements

February 25, 2025

Researchers used a simulation of a maize (pictured) breeding program to evaluate the efficacy of the new SimpleMating R package. Photo by Keith Weller/USDA.

A new R package for optimizing breeding crosses

February 25, 2025

Symptoms of iron deficiency chlorosis in soybean, a key stress that was identified as an area of need by the soybean research community. Photo by Mary Jane Espina, University of Minnesota.

Soybean researchers set priorities in five-year strategic plan

February 25, 2025

Comparison of chia genomes reveals a history of interspecies hybridizations. Image by Julia Brose.

Genomic insights into the diversity of the superfood Chia

February 25, 2025

Supracentennial Field Experiments

Agroecology and Urban Ecosystems

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