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Grady County
黑料网 Extension Office

Soil, Water and Forage Testing

soil sample bags

Testing

Soil Tests

  • Routine soil tests?for pH,?Lime Requirement,?Phosphorus,?Potassium,?Calcium,?Magnesium,?Zinc, & ?Manganese

Water Tests

  • Basic Water Tests for pH & Hardness,?Phosphorus,?Potassium,?Calcium,?Aluminum,?Boron,?Chromium,?Copper,? Cadmium,?Iron,? Magnesium,?Manganese,?Nickel,?Silica,?Sodium &? Zinc

Feed & Forage Tests

  • Basic test for Hays & Silage (NIR + nitrate, excluding minerals) and tests for Moisture, Neutral Detergent Fiber (NDF),?Acid Detergent Fiber (ADF),?Crude Fiber (estimated),?Crude Protein,?Lignin,?Nitrate,?&?Total Digestible Nutrients (TDN)

Litter Sample Testing

  • There is No Charge for Litter Testing.
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Expert Resources

  • Posted by David Kissel, Paul Vendrell, Jason Lessl on Jul 10, 2025
    Soil pH is an important chemical property because it influences the availability of soil nutrients for plant uptake, and it affects a crop’s root system development. Soil pH also indicates whether lime is needed to correct toxicities caused by aluminum and manganese, or to increase calcium levels in the soil. A new method measures the buffering capacity directly.
  • Posted by Daniel Jackson, Jason Lessl, Henry Sintim on May 8, 2025
    Soil test extractants are chemical solutions used to dissolve or exchange nutrients in soil samples. They are used when performing soil analyses to determine nutrient recommendations.
  • Posted by Henry Sintim on Apr 20, 2025
    Proper use of treated industrial wastes contributes to the circular economy and reduces wastes that would have been disposed of in landfills or by incineration. This publication clarifies Georgia’s legal definition of “soil amendments” and highlights current policies governing the application of processed wastes on farm lands in Georgia. Compliance with these regulations maintains a quality environment in Georgia and ensures the long-term sustainability of manufacturing and food processing industries.