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 ...

Knowing your soil test results is one thing. Knowing how the lab got those numbers — and which extractants it used — is just as important for making solid fertility decisions. “At Ward laboratories, ...

The University of Delaware (UD) has rated soils in terms of the likelihood of profitable responses to additions of phosphorus (P) and potassium (K) from fertilizers, manures, and other soil amendments ...

A garden may appear to be perfect on the surface and still fail spectacularly underneath. That rich, dark soil might promise ...

A new soil testing system will allow farmers to survey their paddocks in fine detail, only applying costly soil dressings exactly where they're needed. The test, developed by the Cooperative Research ...

The frustration that comes with the poor farm yields can be discouraging to any farmer. But finding out the root cause of the poor farm yields is now easier at your own farm. While several factors ...

Researchers are developing a test pattern designed to measure soil biological diversity. The aim is to measure the activity potential of enzymes produced by soil microbes. Enzymes regulate cycling of ...

COLUMBIA — The price of soil sample testing at the University of Missouri Extension Soil and Plant Testing Laboratory is being reduced by half as the lab adopts a new soil testing method. Under the ...