Soil parent material has a significant direct influence on the nutrient element contents of the soil; this influence is more pronounced in young soils and diminishes somewhat with increasing soil ...

Throughout human history, our relationship with the soil has affected our ability to cultivate crops and influenced the success of civilizations. This relationship between humans, the earth, and ...

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 ...

Illuviation is the process of deposition of soil material removed from one horizon to another, usually from an upper to a lower horizon as material is washed down profile by percolating water.

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 ...

These radioactive elements in minerals and ores originally found in the environment are commonly known as NORM – naturally occurring radioactive material. Some NORM materials require radiation control ...