Soil nutrients are not even. They are not even across a field and they are not even with soil depth. Nutrients can differ drastically just a few inches of soil away. This is true even in ...

The old Bray-1 method required multiple samples to provide a full nutrient picture of the sample, slowing the process and increasing the cost. In contrast, the new method, called Mehlich-3, requires ...

The precision agriculture industry hasn’t done a great job articulating the value of site-specific soil testing, which has led to frustration from farmers, who aren’t sure how to use what they learn ...

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 fall’s mild weather has allowed farmers to plug along with harvest, with many already done or nearing completion. With suitable weather still ahead, it is a great time to one more thing to prep ...

The price of soil sample testing at the Soil and Plant Testing Laboratory is being reduced as the lab adopts a new testing method.

Researchers have evaluated strategies for efficiently estimating soil organic carbon in agricultural fields. Quantifying soil organic carbon stocks in agricultural fields is essential for developing ...

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 ...

Is colourimetry the future of soil carbon measurement?New research led by Dr Yassine Bouslihim at the National Institute of ...

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