hydromorphic


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hydromorphic

[¦hī·drə′mȯr·fik]
(geology)
Referring to an intrazonal soil with characteristics that were developed in the presence of excess water all or part of the time.
References in periodicals archive ?
A typical example is progressive clay accumulation in an argic horizon that with time causes gradual retardation of water percolation, which in turn may lead to the formation of hydromorphic features.
On the mainland side of the delta, however, the hydromorphic soils were more efficiently drained as a consequence of the dredging and the reed bed communities were replaced by meadow species, whose establishment was even more facilitated by increased mowing of flood plains.
Mudrocks record suspension deposition on the floodplain; blocky textures and roots within these beds record the development of immature hydromorphic paleosols and colonization by vegetation.
TIEDIO has a stockpile of about ten (10) hectares surrounded improper hydromorphic zone for agriculture.
Overwetting of upper layers of soils and severe thermal conditions are limiting factors for earthworms functioning in soils of hydromorphic type.
5) peaty: poorly drained hydromorphic peaty gley soils (or histic gleysols), soil is wet in the superficial peat horizon periodically during the growing season or is wet for a long period, free water is commonly persistent at or near the surface;
Hydromorphic soils, hydrology and water quality: spatial distribution and functional modelling at different scales, Nutrient Cycling in Agroecosystems 50(1-3): 127- 142.
Polycyclic aromatic hydrocarbons (PAHs) in hydromorphic soils of the tropical metropolis Bangkok.
Soils are of three groups, humiferous dark-coloured ferralitic (andosols), hydromorphic and typical unsaturated ferralitic [6].
The lakebeds were Hypersalic Hydrosols and hydromorphic colours were frequently observed.
These processes are revealed in many horizons by well expressed hydromorphic features, like Fe mottles, Fe-Mn concretions and gley colors (neutral greenish or bluish colors).