soil

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Related to soiled: Soiled Dove, siloed

soil

(soyl),
Dirt.

soil

the uppermost layer of the earth's crust that supports the majority of terrestrial plant life together with many animals and microorganisms. Soil derives from the erosion of the rock strata and contains minerals and variable amounts of organic material derived from organisms which live or have lived upon it. Soils are affected by climate, living organisms, parent rock, relief, groundwater and age, and usually contain various ‘horizons’, the succession of which is called the ‘soil profile’. MULL soils tend to be alkaline and ‘Mor’ soils acid. Soils may be heavy clay, loam (sand and clay), peaty (large amounts of dead plant material), chalky light or sandy

soil

the earth, origin of all plant growth and the basis of all animal agriculture. Its characteristics of chemical composition, physical structure, especially porosity and water retaining capacity, its humus content, pH and salinity exert enormous effects on its productivity.

soil analysis
an essential activity in densely farmed farms. Measures the soil content of total and available amounts of each of the important soil minerals.
soil contaminated herbage
either from dust storms or in loose soil by hoof movement may contribute to dental attrition in sheep, or sand colic in horses.
soil eating
a form of pica; caused by salt deficiency.
soil fumigants
are used to prepare fields for planting and may cause poisoning in animals grazing them or eating crops harvested from them. See methyl bromide.
soil type
includes clay, sand, loam.
References in classic literature ?
Make some excuse when the suitors ask you why you are removing it; say that you have taken it to be out of the way of the smoke, inasmuch as it is no longer what it was when Ulysses went away, but has become soiled and begrimed with soot.
Perspiration streamed down the youth's face, which was soiled like that of a weeping urchin.
Grimaud's agitation, his pallor, the sweat which covered his face, the dust which soiled his clothes, all indicated that he was the messenger of some important and terrible news.