Soil Nutrient Analysis – Phosphorus (Bray-1 and Olsen) Testing

The contract requires comprehensive phosphorus nutrient testing on all 933 soil samples using both the Bray-1 and Olsen extraction methodologies to ensure accurate and comparable nutrient data. The work is scheduled under a Small Business Set-Aside designation, reserved exclusively for small businesses as defined by the SBA, and is classified under NAICS code 541380 for other scientific and technical consulting services. Performance of the testing must occur at the specified location in Pullman, Washington, with a zip code of 99163, and all work must be completed and submitted by the response deadline of May 8, 2026, at 1:00 PM. The contract is issued as a subcontract under the USDA ARS AFM APD, and while no specific point of contact is listed, the solicitation is publicly accessible through the SAM.gov portal for additional details and submission requirements.