soil

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.

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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.