Concepts

Register of all vocabulary concepts in this system.

Alternate views of this register are available here

Displaying 441 to 460 of 1212 items.

Hydrocarbonate (HCO3-) - soluble

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definition : Soluble Hydrocarbonate anions accumulated in the soil. A contributor to soil salinisation.
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Code list for physioChemicalProperty - codelist scheme

Hydrogen (H+) - exchangeable

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definition : Hydrogen ions bound to exchange surfaces in the soil such as clay minerals and organic matter that can be released to the soil solution upon exchange
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Code list for physioChemicalProperty - codelist scheme

Hypodermic coatings (Hypodermic coatings, as used here, are field-scale features, commonly only expressed as hydromorphic features. Micromorphological hypodermic coatings include non-redox features [Bullock et al., 1985].)

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definition : Hypodermic coatings (Hypodermic coatings, as used here, are field-scale features, commonly only expressed as hydromorphic features. Micromorphological hypodermic coatings incl...
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Code list for coatingNatureValue - codelist scheme

Ice

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definition : Primary cementing material containing Ice
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Code list for cementationNatureValue - codelist scheme

Impact crater

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definition : Human Influence on landsacpe affected by impact factors
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Code list for humanInfluenceClassValue - codelist scheme

InOrgC_calcul-caco3

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definition : Indirect estimate from total carbonate equivalent, with a factor of 0.12 (molar weights: CaCO3 100g/mol, C 12g/mol)
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Code list for carbonInorganic analysis procedures - codelist scheme

InOrgC_calcul-tc-oc

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definition : Indirect estimate (total carbon minus organic carbon = inorganic carbon)
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Code list for carbonInorganic analysis procedures - codelist scheme

Incomplete description

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definition : Certain relevant elements are missing from the description, an insufficient number of samples was collected, or the reliability of the analytical data does not permit a comple...
inScheme :

Code list for profileDescriptionStatusValue - codelist scheme

Incomplete description - no sampling

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definition : If soil description is done without sampling.
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Code list for profileDescriptionStatusValue - codelist scheme

Indurated

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definition : Cemented mass cannot be broken by body weight (75-kg standard soil scientist) (more than 90 percent of soil mass).
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Code list for cementationDegreeValue - codelist scheme

Industrial use

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definition : Land-use classification of main class Settlement, industry and of subclass Industrial use
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Code list for landUseClassValue - codelist scheme

Infilled large burrows

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definition : Biological feature of Infilled large burrows
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Code list for biologicalFeaturesValue - codelist scheme

Inselberg covered (occupying > 1% of level land)

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definition : Inselberg covered (occupying > 1% of level land)
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Code list for landformComplexValue - codelist scheme

Intensive grazing

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definition : Land-use classification of main class Animal husbandry and of subclass Intensive grazing
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Code list for landUseClassValue - codelist scheme

Intermediate part (talf)

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definition : Position in flat or almost flat terrain: Intermediate part (talf)
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Code list for physiographyValue - codelist scheme

Interstitial

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definition : Controlled by the fabric, or arrangement, of the soil particles, also known as textural voids. Subdivision possible into simple packing voids, which relate to the packing of s...
inScheme :

Code list for voidsClassificationValue - codelist scheme

Iron

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definition : Primary cementing material containing Iron
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Code list for cementationNatureValue - codelist scheme

Iron (Fe) - dithionite extractable

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definition : 'Free' iron content extracted from amorphous compounds (weathering products) as well as crystaline, primary aluminium compounds (parent material) in the soil.
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Code list for physioChemicalProperty - codelist scheme

Iron (Fe) - extractable

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definition : Iron bound to the soil matrix but that can be released into the soil solution (i.e. become bio-available)
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Code list for physioChemicalProperty - codelist scheme

Iron (Fe) - oxalate extractable

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definition : 'Active' iron content extracted from amorphous iron compounds that are the products of the weathering of primary soil particles
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Code list for physioChemicalProperty - codelist scheme