HomePublicationsCSA NewsIssuesCSA News: Volume 70, Issue 10Compost organic matter in a snapListen to the latest podcast episode September 17, 2025 Compost Organic Matter in a Snap with Dr. David C. Weindorf | Field, Lab, Earth Podcast #132 Compost needs to be regularly tested to ensure labels regarding organic matter, nutrients, and more remain accurate. However, getting compost tested is time and cost intensive. In this episode of the Field, Lab, Earth podcast, Dr. David Weindorf discusses how developing a model to predict organic matter from cell phone pictures might make this process a whole lot easier.Dig deeperThis episode is based on the Agronomy Journal article, “Toward Sustainable Compost Use: Prediction of Organic Matter via Smartphone Image Analysis”: https://doi.org/10.1002/agj2.70121.Check out the episode show notes.Earn CEU credit here.View episode transcripts.Contact us. More podcasts Back to current issue Back to home Text © . The authors. CC BY-NC-ND 4.0. Except where otherwise noted, images are subject to copyright. Any reuse without express permission from the copyright owner is prohibited.Share this:Send Message Related articles Solving the irrigation puzzle in the Pacific Northwest July 17, 2026 Understanding the foundations of fertilizer recommendations July 17, 2026 Video: Food, fiber, and fuel July 16, 2026 Recent articles Understanding the foundations of fertilizer recommendations July 17, 2026 Video: Food, fiber, and fuel July 16, 2026 Fluctuating water levels accelerate cleanup at petroleum-contaminated sites July 15, 2026