distribution within the soil matrix, and residence time in soil. At the global scale, it is estimated that erosion can account for a net sink for atmospheric carbon dioxide (Stallard 1998).

Communities of microbes (microbiomes), particularly in soils, can be startlingly diverse, with as many as 10,000 species in ...

2005). With the exception of C, H, and O, which plants obtain from air and water, plants derive the remaining 14 elements from the soil or through fertilizers, manures, and amendments (Parikh ...

Chemical analysis revealed that soils contain corrinoids at levels that exceed those required for maximal microbial growth, though most are tightly bound to the soil matrix. The study further ...