CSA News | American Society of Agronomy

Synchrotron-based X-ray absorption spectroscopy reveals the molecular fingerprints of potassium in different soil types, helping researchers distinguish between "locked" mineral forms and plant-available nutrients. Photo courtesy of Yao-Tung Lin, National Chung Hsing University.

Mapping potassium availability in diverse Taiwanese soils

March 16, 2026

From l to r: Aaron Daigh, Kenneth Carroll, and Russell Lutter in front of the U.S. Capitol during Congressional Visits Day in February 2026.

Playing the long game: Reflections from Capitol Hill

March 16, 2026

Experimental site at the Instituto Federal de Mato Grosso do Sul (IFMS) in Nova Andradina, Brazil. Image courtesy of Elcio Ferreira dos Santos, IFMS.

Conservation management systems improve soil health and crop yields in tropical sandy soils

March 13, 2026

Compelled by curiosity to push innovation and impact

March 13, 2026

Photo courtesy of Gaurav Jha.

Classroom to career: Gaurav Jha

March 13, 2026

Photo courtesy of Schnable Lab, University of Nebraska and originally submitted with this article: https://bit.ly/40uhSb8.

ASA, CSSA, and SSSA advocate for federal research programs

March 13, 2026

Mineral samples used as standards for fitting of X-ray powder diffraction (XRPD) data, including biotite (trioctahedral mica; black platy mineral at lower left). Details of the method are described in Kurokawa et al. (2025). Photo courtesy of Kohei Kurokawa, Kyoto Prefectural University.

Soil K-bearing minerals: Key sources of plant-available potassium

March 12, 2026

Photo courtesy of Flickr/C.K. Hartman. CC BY 2.0.

Historic wheat-yield trendlines in the southern Great Plains

March 11, 2026

membership milestone

Celebrating membership milestones

March 11, 2026

Jim Specht

In memoriam: Jim Specht

March 11, 2026

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