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 ...

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 ...

Stop guessing on fertilizer. Learn how soil testing maximizes crop yields, reduces input costs and protects regional water ...

Managing soil pH is crucial for maximizing crop yields and promoting overall soil health. The optimal soil pH is typically between 5.5 and 7.0 for most crops growing in Delaware. Maintaining a ...

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When we are having problems with our lawns or plants, the first thing that comes to mind is often that they are caused by a pest or disease. We often overlook that it could be a problem with the soil.

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 ...