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 ...

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 ...

The USDA’s Agricultural Research Service (ARS), the University of Nebraska–Lincoln (UNL), and the ARS’s Partnership for Data Innovations (PDI) have launched a new web-based application to facilitate ...

Soil is more than dirt—it’s a secret financial advisor hiding under your feet. A garden or farm may look fine from the surface, but unseen imbalances in nutrients, pH levels, or soil composition can ...

Accurate assessment of soil salinity is critical for sustainable agriculture and food security, yet remains technically challenging at fine spatial scales.

Gardeners obsess over seed varieties and planting dates, yet the soil under their boots often gets ignored. Soil testing for ...