depth of top soil

См. также в других словарях:

• Soil horizon — Soil samples illustrating horizons (subsoil on right) A soil horizon is a specific layer in the land area that is parallel to the soil surface and possesses physical characteristics which differ from the layers above and beneath …   Wikipedia

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• depth — noun 1 distance from top to bottom or from back to front; deep part of sth ADJECTIVE ▪ considerable, great ▪ species that live at considerable depth ▪ They go down to great depths below the surface. ▪ maximum …   Collocations dictionary

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