Denoting a soil horizon rich in aluminium oxide and organic matter and typically also containing iron oxide, produced by percolating water.
- The spodic horizon can be destroyed under cultivation, particularly if lime and nitrogen are applied.
- It is reasonable to expect the spodic horizon to influence pond hydrology and chemistry.
- The spodic horizon is characterized by an accumulation of organic material and/or iron and aluminium.
1960s: from Greek spodos 'ashes' + -ic.
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Line breaks: spod¦ic
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