Primary Method References

Test Methods for the Examination of Composting and Compost (TMECC), US Composting Council
American Association of State Highway and Transportation Officials (AASHTO)
Association of Official Analytical Chemists (AOAC)
ASTM International (ASTM)
Recommended Chemical Soil Test Procedures for the North Central Region, NCR No. 221
Texas Department of Transportation (TXDOT)

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