SOC input rates are primarily determined by the root biomass of a plant, but also include litter deposited from plant shoots. Soil C results both directly from growth and death of plant roots ...

Applying poultry litter to agricultural fields for crop production remains a viable and efficient use of litter removed from poultry production houses because it supplies valuable plant nutrients and ...

It marks another major milestone for the Wallis Annenberg Wildlife Crossing, the bridge being built over the busy 101 Freeway ...

The UD Soil Testing Program provides a variety of soil testing and educational support to farmers, homeowners and others engaged in soil management and land use. The program is offered as a public ...

What’s in a word? Well, if it’s the word dirt or soil, it turns out, it’s a lot. While most people, myself included, often ...

When European-American settlers first began ploughing in Iowa, they found the weather and local geology had combined this organic mulch with sand and silt to form a nutrient-rich type of soil ...

Nitrogen invested in short-lived plant tissues will end up in the soil as plant litter or humus. Both contain carbon, but at a relatively low ratio of carbon per unit of nitrogen. The highest ...