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 ...

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 ...

Along with the development of new instrumentation, the test procedure itself was also standardized. By “walking” the potential probe toward the current probe and graphing the measurements, the ...

This photo shows a yellowing young leaf, though its veins remain green, indicating that this plant is hungry for iron. Plants do tell us when they are hungry — with poor or distorted growth, and with ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Person sifting through the soil near a plant - Seizavisuals/Getty Images We may receive a commission on purchases made from links.

This is my periodic, obligatory soil test article. Don’t let your initial knee jerk reaction prevent you from reading! This topic isn’t as “sexy” as organic gardening, pollinator plants or even cherry ...

During the lull of late fall to early spring, when turfgrasses are dormant, many LCOs may experience a decline in revenue-generating opportunities. Some companies take up extra jobs such as snow ...