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pedalfer
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pedalfer
pedalfer Soil Sci. (pɪˈdælfə(r)) [f. ped- + aluminium + L. fer-rum iron.] A soil in which there is no layer of accumulated calcium carbonate but in which oxides of iron and aluminium have tended to accumulate (generally acidic and characteristic of humid climates). Cf. pedocal.1928 [see pedocal]. 19...
Oxford English Dictionary
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Pedalfer
Pedalfer is composed of aluminum and iron oxides. Pedalfer is a formative element in the United States soil taxonomic system for the Alfisols soil order.
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Pedocal
See also
Pedalfer
USDA soil taxonomy
References
Pedology
Types of soil
Alkaline soils
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ped-
ped- form of pedo- used before a vowel (as in pedalfer).
Oxford English Dictionary
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pedocal
pedocal Soil Sci. (ˈpɛdəʊkæl) [f. pedo- + calcium.] A soil that contains a layer of accumulated calcium carbonate (generally characteristic of dry climates). Cf. pedalfer.1928 C. F. Marbut in Proc. & Papers 1st Internat. Congr. Soil Sci. IV. 20 A formal definition of the two groups is as follows: I....
Oxford English Dictionary
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Ped-
This root is from Greek (, 'soil', 'the ground')
Ped, a unit of soil
Pedon, the smallest unit of soil that exemplifies its character
Pedalfer, a type
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Index of soil-related articles
Soils
- OPAL Soil Centre
- Orovada (soil)
- Orthent
- Overburden pressure
- Oxisol
P
Paleosol
- Particle size (grain size)
- Paxton (soil)
- Peat
- Pedalfer
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بدوكال
وتربة البيدوكال لا تكون خصبة مثل تربة البدالفر Pedalfer، حيث إن التركيب المعدني والجفاف لا يسمحان بوجود نسبة عالية من الكائنات الحية في التربة.
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