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Earth science

Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.

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Earth science > Soil science

capillary water

Earth science; Soil science

The water held in the "capillary" or small pores of a soil, usually with a tension >60 cm of water.

pyrophosphate

Earth science; Soil science

A class of phosphorus compounds produced by the reaction of either anhydrous ammonia or potassium hydroxide with pyrophosphoric acid (H4P2O7). Pyrophosphoric acid is a ...

residual soil

Earth science; Soil science

A soil formed from, or resting on, consolidated rock of the same kind as that from which it was formed, and in the same location.

soil population

Earth science; Soil science

(i) All the organisms living in the soil, including plants and animals. (ii) Members of the same taxa. (iii) Delineations of the same map unit - a grouping of like things in a ...

scalping

Earth science; Soil science

A method of preparing forest soils for planting or seeding that consists of removing the ground vegetation and root mat to expose mineral soil.

hydrous mica

Earth science; Soil science

A better term might be illite.

verifications

Earth science; Soil science

A quantitative evaluation of whether the executable statements in the code make the exact computations required in the mathematical formulas.