soil air
1soil air — The air that fills soil and rock interstices above the zone of saturation [10] …
2soil air — noun Etymology: soil (III) : gases occupying the free pore space in soil …
3air — n. & v. n. 1 an invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen. 2 a the earth s atmosphere. b the free or unconfined space in the atmosphere (birds of the air; in the open air). c the atmosphere as a… …
4Soil ecology — is the study of the interactions among soil organisms, and between biotic and abiotic aspects of the soil environment. [Access Science: [http://www.accessscience.com/Encyclopedia/6/63/Est 631825 frameset.html?doi Soil Ecology] . Url last accessed …
5Soil structure — is determined by how individual soil granules clump or bind together and aggregate, and therefore, the arrangement of soil pores between them. Soil structure has a major influence on water and air movement, biological activity, root growth and… …
6Soil life — or soil biota is a collective term for all the organisms living within the soil.OverviewIn a balanced soil, plants grow in an active and vibrant environment. The mineral content of the soil and its physical structure are important for their well… …
7Soil science — is the study of soil as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils; and these properties in relation to the use and… …
8Soil vapor extraction — (SVE) is an in situ process for soil remediation where contamination is removed from soil by carrying it out through a medium such as air or steam. The extracted soil vapors are separated into liquids and vapors, and each stream is treated as… …
9Soil compaction — occurs when weight of livestock or heavy machinery compresses soil, causing it to lose pore space. Affected soils become less able to absorb rainfall, thus increasing runoff and erosion. Plants have difficulty in compacted soil because the… …
10Air-raid shelter — in Tateyama[disambiguation needed  …
