surface soil


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Related to surface soil: soil profile
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Noun1.surface soil - the layer of soil on the surfacesurface soil - the layer of soil on the surface  
dirt, soil - the part of the earth's surface consisting of humus and disintegrated rock
References in classic literature ?
He constructed his cabin of small logs about six inches in diameter, stopping the chinks with clay which he found at the depth of a few feet beneath the surface soil.
Researchers from the Nnamdi Azikiwe University, Awka, Anambra State, in a recent study collected 150 surface soil samples randomly from five e-waste work areas in Aba, Abia State.
However, the lower N content at 15 to 30 cm depth of BGR60 can be attributed to greater dissolved organic C which may stimulate denitrification below the surface soil.
Arsenic--ATSDR concludes that past and current exposure to arsenic levels found in surface soil of some residential yards could harm people's health.
Most organic matter is most concentrated in the surface soil, where most of the roots are, and comes mainly from plants and soil biota.
Initially after wildfire, most vegetation species on the forest floor are destroyed, exposing the surface soil to harsh environmental conditions.
ISLAMABAD -- NASA is set for Jan 29 launch of the first US Earthobserving satellite designed to collect global observations of surface soil moisture.
SMAP will provide measurements of the land surface soil moisture and freeze-thaw state with near-global revisit coverage in 2--3 days.
During July 22-28, 2014, a team from PureEarth/Blacksmith Institute, the City University of New York School of Public Health, and Green Cross Switzerland conducted extensive surface soil testing and blood lead testing of children in six communities adjacent to the now-closed Kabwe mines and smelters.
Silage grounds, traditionally rolled in April and May by use of a tractor and heavy roller in order to force down surface stones, and also break down and flatten surface soil structure, has proved challenging.
TOP dress pot plants which are not to be repotted, by removing the surface soil and replacing it with fresh compost.
SAM found that the ratio of isotopes in the soil is similar to that found in the atmosphere analyzed earlier by Curiosity, indicating that the surface soil has interacted heavily with the atmosphere.

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