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1 exchange capacity of soil
English-German geography dictionary > exchange capacity of soil
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2 cation exchange capacity
English-german technical dictionary > cation exchange capacity
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3 soil
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4 water
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См. также в других словарях:
Cation exchange capacity — In soil science, cation exchange capacity (CEC) is the capacity of a soil for ion exchange of positively charged ions between the soil and the soil solution. (A positively charged ion, which has fewer electrons than protons, is known as a… … Wikipedia
Soil 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… … Wikipedia
Soil carbon — is the generic name for carbon held within the soil, primarily in association with its organic content. This discussion begins with a brief introduction to soil carbon, its function within the soil, influences on soil carbon, and finally the… … Wikipedia
Soil chemistry — studies the chemical characteristics of soil. Soil chemistry is affected by mineral composition, organic matter and environmental factors.OverviewUntil the late 1960s, soil chemistry focused primarily on chemical reactions in the soil that… … Wikipedia
cation exchange capacity — noun the measure of the potential of a soil to retain exchangeable cations; usually expressed in millimoles of positive charge per kilogram of soil …
cation exchange capacity — ability of the soil to retain cations and thus be fertile … Geography glossary
cation exchange capacity — The sum total of exchangeable cations that a porous medium can absorb. Expressed in moles of ion charge per kilogram of soil (or of other exchanges such as clay) [22] … Lexicon of Cave and Karst Terminology
Ion exchange — Ion exchanger Ion exchange resin beads … Wikipedia
Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock … Wikipedia
Paxton (soil) — Paxton, Fine Sandy Loam The Official State Soil of Massachusetts The Paxton soil series was established in Worcester County Massachusetts in 1922, and is named for the town of Paxton where it was first described and mapped. In 1991, the… … Wikipedia
Characterisation of pore space in soil — Soil is essential to most animals on the earth. It is a relatively thin crust where an even smaller portion contains much of the biological activity. Soil consists of three different phases. A solid phase (≈ 20%) that contains mainly minerals of… … Wikipedia