The fundamental components of the geologic structure are soil and sediments. Categorizing based on grain size and shape is an important stage in soil analysis in hydrology, sedimentology, and geology.

Agricultural soil testing is critical to determining soil’s nutrient concentration and variability across your fields. It is ideal to test your fields’ soil at least every two to three years to inform ...

To grow good plants, you need good soil. The only way to tell what your soil really needs is to take a soil test. Applying too much fertilizer could be detrimental to your plants. You could waste ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Colleen Hagerty Colleen Hagerty is a writer focused on emergency preparedness.

ST PAUL, Minn. — If you suspect that your soil is to blame for your yard's poor performance, all you need is a bag of it and a couple of dollars to get a detailed analysis from the University of ...

When you test more than 200,000 soil samples in a year, you not only learn something about how Arkansans grow crops, gardens and lawns, but also the value of recommendations that result from soil test ...