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 ...

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 ...

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 ...

Soil color could replace expensive chemical tests, helping farmers monitor fertility and carbon faster and more safely.

THE Chemistry and Soils Research Institute (CSRI) has revealed that it has adopted advanced methods of soil testing to assess the proper amounts of fertilisers and amendments to be put to the soil.

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 ...