(in soil etc)
1soil — 1 noun 1 (C, U) the top layer of the earth in which plants grow: an area of rich soil | The bush grows well in a sandy soil. see land 1 2 the soil literary farming as a job or way of life: They make their living from the soil. 3 on British… …
2Soil mechanics — is a discipline that applies principles of engineering mechanics, e.g. kinematics, dynamics, fluid mechanics, and mechanics of material, to predict the mechanical behavior of soils. Together with Rock mechanics, it is the basis for solving many… …
3Soil map — is a map showing distribution of soil types and/or soil properties (soil pH, textures, organic matter, depths of horizons etc.) in the area of interest. It is typically the end result of a soil survey inventory, i.e. soil survey. Soil maps are… …
4Soil pH — is the pH of soil water. It is based on the measurement of pH, which depends on the activity of hydrogen ions (H+) in a solution.There are many different methods to collect soil water, all which influence the measured soil pH in one way or… …
5Soil 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 …
6soil — soil1 [soil] n. [ME soile < Anglo Fr soil, for OFr suel < L solum, floor, ground, soil] 1. the surface layer of earth, supporting plant life 2. any place for growth or development 3. land; country; territory [native soil] 4. ground or earth …
7Soil color — often indicates soil moisture status and is used for determining hydric soils. Often described by using general terms, such as dark brown, yellowish brown, etc., soil colors are also described more technically by using Munsell soil color charts,… …
8Soil inoculant — Soil inoculants are bacteria or fungi that are added to soils in order to enhance plant growth by either:*Freeing up soil nutrients for plant use. *Entering into symbiotic relationships with plant root systems. *Acting as antagonistic organisms… …
9Soil-Release-Ausrüstung — Soil Re|lease Aus|rüs|tung [ sɔɪl rɪ li:s ; engl. soil = Schmutz, Fleck u. release = freisetzen, entlassen, befreien]: bei Textilien Sammelbez. sowohl für die Schmutzabweisungsausrüstung, z. B. durch Behandeln mit Siliconen u./od. Perfluorverb.,… …
10soil conservation — n. the protection of fertile topsoil from erosion by wind and water and the replacement of nutrients in the soil, as by means of cover crops, terracing, contour farming, crop rotation, etc …
