Science briefs

Prevalence of (A) Gelisols, (B) Histels, (C) Orthels, and (D) Turbels across the state of Alaska in the Alaska State Soil Geographic Dataset. Gelisols are permafrost-affected soils. Image from Jelinski et al. (2024).

Climate change is reshaping Alaska’s soil map

February 25, 2025

Development of a multiparent advanced generation inter-cross population of peanut (PeanutMAGIC). Advancing an eight-way F1 hybrid to produce F2 seeds (A). The F1 seeds individually planted with an alternating border of Georgia-06G, a popular commercial variety (B).

New PeanutMAGIC population provides high diversity and increased recombination events

February 21, 2025

A cotton trial in Hale County, TX. Photo by Brooke Shumate.

Impact of September cold fronts on cotton fiber quality in Texas

February 21, 2025

Intermediate wheatgrass roots imaged with a minirhizotron (left) and traced with a machine-learning program (right) to study root structure. Image by Alexandra Griffin. Right panel: Graduate researcher Alexandra Griffin images intermediate wheatgrass roots using a minirhizotron on the University of Minnesota campus in St. Paul, MN. Image by Emma Link.

Belowground Cameras and Machine-Learning Analysis for Root Phenotyping

February 16, 2025

Right: the gas-liquid-solid distribution in the soil microstructure obtained by pore-scale modeling (yellow: solid phase; blue: liquid phase). Left: comparison of the simulation results with and without water films. Image by Yuankai Yang, Forschungszentrum Juelich.

New pore-scale model for solute movement in unsaturated soils

January 1, 2025

Winter rye cover crop biomass production averaged across 10 years was lower in the rainfed system (left) than in the irrigated system (right). Cover crops were not irrigated in this study. Photo by H. Blanco.

Do cover crops accumulate carbon in the whole soil profile in the long term?

January 1, 2025

Piles of yellow maize cobs after harvest by farm families. Photo courtesy of Abebe Menkir.

New provitamin A-enriched maize lines released

January 1, 2025

Fungal diseases dollar spot and brown patch on a golf course putting green (left) with the ground truth validation mask (center) and the model output of the model's predicted dollar spot masks (right). Image by Elisabeth Kitchin, Virginia Tech.

Deep learning delivers accurate dollar spot detection across turfgrass species

January 1, 2025

Wide-row cotton with cereal rye cover crop (above orange line) and no-cover crop (below orange line) treatments in southeast Arkansas. Image by Shelby Lebeau.

Cover crops reduce effects of wheel compaction in soil under cotton production

January 1, 2025

Illustration of maximum likelihood (ML) supervised classification to remove soil and calculate the normalized difference vegetation index red-edge (NDVI RE), computed using red and red-edge bands. High values represent healthy vegetation while low values represent crop stress. Illustration courtesy of Isabel A. Garcia-Williams.

Detecting iron deficiency chlorosis in grain sorghum with UAS

January 1, 2025

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