Partner News: Gypsum as a soil amendment to enhance water quality by reducing soluble phosphorus concentrations

Greenleaf board member, Dr. Warren Dick and his colleagues, Dr. David Kost and Joe Nester, published this article in the Journal of Soil and Water Conservation on reducing phosphorus runoff in the Western Lake Erie Basin with gypsum as a soil amendment. In addition to water quality benefits, gypsum provides calcium and sulfur to plants. […]

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Dr. Warren Dick presents on gypsum webinars

The webinar, “Building Profitability and Protecting Water Quality through Gypsum”, was hosted by the Partnership for Ag Resource Management on December 15, 2015. Dr. Warren Dick, professor of soil and environmental science at The Ohio State University, presented on the current state of the science on the effectiveness and applicability of gypsum as a soil amendment. Cory Schurman, National Sales Manager from Gypsoil, discussed the value gypsum offers to growers through improved productivity and sustainability.

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New Research Identifies Tool to Mitigate Phosphorus

Updated May 14, 2015 Calcium Sulfate (gypsum) soil amendment reduces SRP loading by over 50%  Nutrient runoff from agricultural fields is one source of pollution that impacts the integrity of our waterways and the quality of our critical water resources. Fertilizers and animal manures are important sources of the nutrients nitrogen and phosphorus. These help […]

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