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2. Have you tested your garden soil? Here's what you should know

   www.aol.com/tested-garden-soil-heres-know...

   When to test soil. Soil can be tested at any time of the year when the soil is not frozen, and samples can be collected. Fall is an excellent time of the year to have your soil tested as the ...

3. The Best Soil Test Kits Will Help You Grow Your Perfect Garden

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4. The 2 Best Ways to Test Your Soil pH, According to a ... - AOL

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5. Soil test - Wikipedia

   en.wikipedia.org/wiki/Soil_test

   A soil test is a laboratory or in-situ analysis to determine the chemical, physical or biological characteristics of a soil. Possibly the most widely conducted soil tests are those performed to estimate the plant-available concentrations of nutrients in order to provide fertilizer recommendations in agriculture.

6. Base-cation saturation ratio - Wikipedia

   en.wikipedia.org/wiki/Base-cation_saturation_ratio

   Base-cation saturation ratio (BCSR) is a method of interpreting soil test results that is widely used in sustainable agriculture, supported by the National Sustainable Agriculture Information Service (ATTRA) [1] and claimed to be successfully in use on over a million acres (4,000 km 2) of farmland worldwide.

7. Percolation test - Wikipedia

   en.wikipedia.org/wiki/Percolation_test

   A percolation test consists of digging one or more holes in the soil of the proposed leach field to a specified depth, presoaking the holes by maintaining a high water level in the holes, then running the test by filling the holes to a specific level and timing the drop of the water level as the water percolates into the surrounding soil.

8. Proctor compaction test - Wikipedia

   en.wikipedia.org/wiki/Proctor_compaction_test

   The original Proctor test, ASTM D698 / AASHTO T99, uses a 4-inch-diameter (100 mm) by 4.584-inch-high (116.4 mm) mold which holds 1/30 cubic feet of soil, and calls for compaction of three separate lifts of soil using 25 blows by a 5.5 lb hammer falling 12 inches, for a compactive effort of 12,375 ft-lbf/ft 3.

9. Soil quality - Wikipedia

   en.wikipedia.org/wiki/Soil_quality

   Soil quality reflects how well a soil performs the functions of maintaining biodiversity and productivity, partitioning water and solute flow, filtering and buffering, nutrient cycling, and providing support for plants and other structures. Soil management has a major impact on soil quality. Soil quality relates to soil functions. Unlike water ...