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Improvement and Standardization of Laboratory Quality Assurance and Quality Control for Mehlich III Soil Test Methodology: Phas

Project Goals/Objectives:  The purpose of this project is to develop appropriate and standardized quality assurance/quality control and standard operating procedures (SOP) for use of the Mehlich III soil test extractant.

Project Background:  The tasks of this project are to:  (1) Conduct post-SOP sample exchanges with multiple laboratories conducting soil testing for Texans; (2) expand the soil sample base of the North American Proficiency Testing (NAPT) program laboratory quality assurance program or similar proficiency/certification programs recognized by Texas AgriLife Extension Service Soil, Water and Forage Testing Laboratory; and  (3) utilize a web-based format to publish and provide easy access to the SOP for the Mehlich III soil test and information, guidance and linkage to the NAPT program and similar acceptable programs.

Project Location: Statewide

Project Final Report: 06-04

"Protecting and Enhancing Natural Resources since 1939."

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