plants and soil organisms. Some scientific definitions distinguish dirt from soil by restricting the former term specifically to displaced soil. Soil consists...

Soil (often stylized as SOiL) is an American rock band that was formed in Chicago, Illinois in 1997. After some independent releases, the band was the...

Soil contamination, soil pollution, or land pollution as a part of land degradation is caused by the presence of xenobiotic (human-made) chemicals or other...

The Free Soil Party was a short-lived coalition political party in the United States active from 1848 to 1854, when it merged into the Republican Party...

Soil erosion is the denudation or wearing away of the upper layer of soil. It is a form of soil degradation. This natural process is caused by the dynamic...

Soil salinity is the salt content in the soil; the process of increasing the salt content is known as salinization. Salts occur naturally within soils...

Soil pH is a measure of the acidity or basicity (alkalinity) of a soil. Soil pH is a key characteristic that can be used to make informative analysis both...

Soil science is the study of soil as a natural resource on the surface of the Earth including soil formation, classification and mapping; physical, chemical...

Soil conservation is the prevention of loss of the topmost layer of the soil from erosion or prevention of reduced fertility caused by over usage, acidification...

A soil type is a taxonomic unit in soil science. All soils that share a certain set of well-defined properties form a distinctive soil type. Soil type...

A soil horizon is a layer parallel to the soil surface whose physical, chemical and biological characteristics differ from the layers above and beneath...

Natural Resources Conservation Service (NRCS), formerly known as the Soil Conservation Service (SCS), is an agency of the United States Department of Agriculture...

Soil fertility refers to the ability of soil to sustain agricultural plant growth, i.e. to provide plant habitat and result in sustained and consistent...

The Soil Stradivarius (pronounced [swal]) of 1714 is an antique violin made by Italian luthier Antonio Stradivari of Cremona (1644–1737). It is one of...

Soil liquefaction occurs when a cohesionless saturated or partially saturated soil substantially loses strength and stiffness in response to an applied...

applied to soil or to plant tissues to supply plant nutrients. Fertilizers may be distinct from liming materials or other non-nutrient soil amendments...

up soil in Wiktionary, the free dictionary. Soil is a naturally occurring granular covering on the surface of Earth, capable of supporting life. Soil may...

Soil microbiology is the study of microorganisms in soil, their functions, and how they affect soil properties. It is believed that between two and four...

Black soil may refer to: Chernozem, fertile black soils found in eastern Europe, Russia, India and the Canadian prairies Muck (soil), a soil made up primarily...

Plant and Soil is a monthly peer-reviewed scientific journal covering research on the relationships between plants and soil, such as relationships and...

In soil science, soil gradation is a classification of a coarse-grained soil that ranks the soil based on the different particle sizes contained in the...

particular needs. The Soil Units (106) were mapped as Soil Associations, designated by the dominant soil unit: with soil phases (soil properties, such as...

Red soil is a type of soil that typically develops in warm, temperate, and humid climates and comprise approximately 13% of Earth's soils. It contains...

the action of surface processes (such as water flow or wind) that removes soil, rock, or dissolved material from one location on the Earth's crust and then...

Soil formation, also known as pedogenesis, is the process of soil genesis as regulated by the effects of place, environment, and history. Biogeochemical...

Soil classification deals with the systematic categorization of soils based on distinguishing characteristics as well as criteria that dictate choices...

Soil survey, or soil mapping, is the process of classifying soil types and other soil properties in a given area and geo-encoding such information. Soil...

Alkali, or Alkaline, soils are clay soils with high pH (greater than 8.5), a poor soil structure and a low infiltration capacity. Often they have a hard...

[tɕɪrnɐˈzʲɵm]; "black ground"), also called black soil, regur soil or black cotton soil, is a black-colored soil containing a high percentage of humus (4% to...

Soil quality refers to the condition of soil based on its capacity to perform ecosystem services that meet the needs of human and non-human life. Soil...